INOAC Group History

SINCE 1926

INOAC began as a manufacturer of bicycle tires and tubes. Since then, INOAC Group has become an international conglomerate and general supplier of various products made of polyurethane, rubber, plastic and new materials over the years.

1926 1920  

Photograph of Inoue Rubber Co. head office soon after the establishment

Inoue Rubber Co., the predecessor of Inoue Rubber Co.,Ltd. was established in Atsuta Ward, Nagoya
commencing production of bicycle tires and tubes.

1938 1930 1933

Inoue Rubber Co. was incorporated, commencing production of industrial rubber products (molded and injected)


Began exporting IRC brand tires and tubes.
Began overseas operations.

1948 1940

Established Tokyo Sales Office
in Chuo Ward, Tokyo.

1952 1950 1959

Commenced production of motorcycle tires


Established Associated Rubber Industries , INOAC Group’s first overseas joint venture in Sri Lanka,
beginning overseas operations.


Commenced production of synthetic resin products such as vinyl hoses


Dr. Stackeling of Bayer AG paid a visit.

Established MTP Kasei Co., Ltd. under the technical partnership with Bayer AG. Germany,
and started production of polyurethane foam for the first time in Japan.


Commenced production of “Foamlite”,
rigid polyurethane foam


Began selling “Colorfoam “ brand polyether-based foam.
Began selling “Colorfoam” mattresses,
entering the bedding field

Began selling transparent nylon made milk bottles, free from disadvantages of glass bottles and polyethylene bottles, entering the nursing products field.

1960 1960 1966

Automotive interior products using polyurethane foam were adopted for the first time in Japan,
entering into the automotive components business for the first time.


Established an office in the United State
planning to export tires and tubes to North America.
Expanded overseas business bases.

1961   1969

Photograph of Anjo Plant soon after the establishment

Established Anjo Plant in Anjo, Aichi to meet the rapidly growing demand for polyurethane foam.
Began building production bases around Japan.

Released “Foam Edge” , a water pipe system to prevent freezing,
entering into piping material business.


Established Inoue Rubber (Thailand) Public Co., Ltd. as a joint venture in Thailand to produce motorcycle tires and tubes.


Established Sakurai Plant in Sakurai, Hekikai-gun, Aichi to increase the production of plastic products.

Established Nippon Cellasto Co., Ltd. (currently BASF INOAC Polyurethanes Ltd.) as a joint venture with Elastogram GmbH of Switzerland to produce urethane elastomer Cellasto.


Established a joint venture (currently INOAC Living Co., Ltd.) with Decro-Wall in the United States to produce easy-to-stick wall materials.
Entered the do-it-yourself products business.

1973 1970 1970

Established Hukla Japan Inc., a joint venture with Hukla GmbH of Germany and Matsuzakaya Japan to manufacture and sell sophisticated furniture.
Entered the furniture business.


Established Bangkok Foam Co., Ltd. in Thailand, a joint venture to manufacture polyurethane foam.
Officially started business in South-East Asia.


Introduced cold-insulator technology from Vamus B.v. of Holland and commenced production of cold insulators.
Entered the logistics material business.

1975   1972

Various injection-molded containers

Commenced the production of cosmetic containers,
beginning the cosmetic container business in earnest.


Established a joint venture in Indonesia (currently P.T. IRC INOAC Indonesia) to manufacture polyurethane foams.


Nippon Cellasto Co., Ltd. renamed Polyurethane Chemical Co., Ltd. (currently BASF INOAC Polyurethanes Ltd.), changing its joint venture partner to BASF in Germany.

1980 1980 1985

Established Inoue MTP Co., Ltd. as a result of merger of the industrial rubber and plastic operations of Inoue Rubber Co., Ltd. and MTP Kasei Co., Ltd., creating a comprehensive chemical manufacturer of polyurethane foam, rubber and plastic.

Introduced “INOAC” as the common brand name.

Commenced production of “Thermax” , fireproof polyurethane boards,
entering the construction material business.


Established a joint venture in Canada (currently Intertec Systems LLP. ) our first joint venture in North America, beginning preparations to locally produce automotive interior products.
Began operation in North America in earnest.


Commenced production of rubber rollers conveying sheets for facsimile machines and photocopiers, joining the office automation equipment industry business in earnest.



Established INOAC USA as a core company in North America, preparing operations there.

Established a company to produce cosmetic containers and makeup tools in the United States (currently INOAC Packaging Group.)

Established a joint venture, currently Intertec Systems LLC to produce automotive interior products locally in North America.

Established Benoac Fertigteile Gmbh in Germany to produce automotive interior products in Europe.

Began business in Europe.


Began selling “Cronel” , an easy packaging system,
entering the packaging-material industry in earnest.

1990 1990 1994

Changed company name from Inoue MTP Co., Ltd. to INOAC Corporation. Renewed corporate identity.
Renewed the INOAC corporate identity.


Established Pochet INOAC in France and Shanghai Inoue Xin Yi Plastics Co., Ltd. in China, joint ventures to manufacture cosmetic containers,

Began operations in China in earnest


Established INOAC Technical Center, Co., Ltd., a comprehensive research institute in Hadano, Kanagawa

1994 1996

Integrated the living and lifestyle goods businesses to establish a new, comprehensive planning and sales company  INOAC Living Co., Ltd.


Established Inoue Rubber Vietnam Co., Ltd. to manufacture motorcycle tires, tubes and rubber components.


Introduced YES system, an environment-friendly polyurethane foam manufacturing system at the Yana Plant, for the first time in Japan

Began the development and sales of welfare and nursing-care goods.
Joined welfare goods business in earnest.

2000 1990 2001

Established Bridgestone IRC Manufacturing Co., Ltd. a joint venture with Bridgestone Corporation to develop and manufacture motorcycle tires.


Established Shanghai Inoue Taisei Plastics Co., Ltd. in China to manufacture plastic bottles.

Established Inoac Tokai (Thailand) Co, Ltd. in Thailand to manufacture rubber hoses for automobiles.

2001   2002

Established Inorec Japan K.K.,a joint venture with Bridgestone Corporation to develop and manufacture motorcycle tires.

Established Minami Kantoh Inoac Co., Ltd to manufacture headrests in the southern Kanto Area.


Established Suzhou Inoac New Polymers Co., Ltd. in China to develop new materials and products.

Established Ningbo Inoac Huaxiang Automobile Products Co., Ltd. in China to manufacture and sell automobile components made of resin.

2002   2003

Established I. W. Foam Kyusyu Corporation to manufacture automotive interior components in west part of Japan.

Established Kantoh Inoac Co., Ltd. to manufacture, process and sell foam products.


Established Suzhou Inoac Zhongding Office Machine Products Co., Ltd. in China to manufacture OA parts including printer rolls.

Established Ningbo Inoac Yongtai Rubber & Plastic Products Co., Ltd. in China to manufacture molded rubber products.

Established Rogers Inoac (Suzhou) Corporation in China to manufacture microcellular polyurethane sheets PORON® and other INOAC products.

2005   2004

Established Toyohashi Plant with integrated production lines in Toyohashi, Aichi to manufacture headrests.


Established Tianjin Inoac Polymer Co., Ltd. in China to manufacture and sell automotive components.

Established Inoac Automotive (Thailand) Co., Ltd. in Thailand to manufacture automotive components made of resin.

2007   2006

Established Taketoyo Plant in Aichi to manufacture PORON®, microcellular polymer sheets.

Established Kitagami Plant in Iwate to manufacture automotive exterior and interior components.


Established Inoac Vietnam Co., Ltd. in Vietnam to manufacture components for office automation equipments.

Established Dongguan Inoac Polymer Co., Ltd. in China to manufacture polyurethane foam.

Established Inoac (Thailand) Co., Ltd. in Thailand to preside INOAC Group Companies in Asia.

2008   2008

Established Inoac Housing & Construction Materials Co., Ltd. to deal with housing materials and piping materials for infrastructure.


Established Saltillo Interior Trim S.A. de C.V. in Mexico to manufacture polyurethane foam products.

2009   2009

Transferred the Tokyo head office of Inoac Corporation to the Osaki West-city Bldg. and held the exhibition there.


Established Wuxi Inoue Huaguang Automobile Parts Co., Ltd. in Tianjin to strengthen manufacturing and sales network in Hebei.

Established Chengdu Inoac Polymer Co., Ltd. in Chengdu to improve the distribution and process base.

Established Inos Technologies L.L.C. in North America and started experiments, researches and sales there.

1990 2010

Opened the Dongguan office in South China

Acquired 100% ownership of Crest Foam Industries Inc. to strengthen manufacturing and sales of special polyurethane foams.

2011   2011

Opened interior shops Living Plaza in Osaki, Tokyo and other places.

INOAC Technical Center Co.,Ltd received the reward "nano tech grand prize
(ingredient and material category)"


Streamlined business bases with centering at Polyfoam Asia Pte Ltd. in Singapore to manage and control business in Asia including China and Thailand.

Established Inoac Polymer Lanka Ltd. in Sri Lanka.

Reorganized manufacturing bases in Indonesia.

Acquired 100% ownership of .Inoac Exterior Products L.L.C. to strengthen the spoiler business for automobiles in North America

2013   2012

Commenced production of "FOLEC®",
environment-friendly clean foam sheet.


Established INOAC EUROPE GmbH,
Gathering information in Europe to expand business.

Established ABC INOAC EXTERIORSYSTEMS in Canada and America,new company of Automobile exterior parts business.

2014   2013

Commenced production of "PureCell®",
the thinnest foam in the world.


Began producing in volume
in  Inoac Polymer Lanka Ltd.