TBK Co., Ltd.

Company Profile

■URL

■Address

4-21-1, Minami-Naruse, Machida, Tokyo 194-0045, Japan

Business Overview

-The Company is a supplier of automotive and industrial-equipment water pumps and oil pumps for brakes and engines. It is the largest company manufacturing brakes for commercial vehicles in Japan, with a strong presence in the retarder business.

-Below is a breakdown of the Company's market share of products for commercial vehicles in Japan, based on the Company's own studies.

Brakes: 61%
Water pumps: 65%
Oil pumps: 85%

Shareholders

-Listed on the Standard Market of the Tokyo Stock Exchange.

(As of Mar. 31, 2024)

Name or Company Name	Investment ratio (%)
Isuzu Motor Ltd.	9.54
Asahi Mutual Life Insurance Company (Standing proxy: Custody Bank of Japan, Ltd.)	5.49
The Master Trust Bank of Japan, Ltd. (Trust Account)	5.03
Sumitomo Mitsui Banking Corp.	4.85
The Bank of Yokohama, Ltd. (Standing proxy: Custody Bank of Japan, Ltd.)	4.85
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.	4.57
SKANDINAVISKA ENSKILDA BANKEN AB FBO ATHANASE INDUSTRIAL PARTNER AB (Standing proxy: MUFG Bank, Ltd.)	4.32
Custody Bank of Japan, Ltd. (Trust Account E)	2.91
Teikyo University	1.91
Yorozu Corporation	1.35
Total	44.83

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Products

Drum brakes
-Air brakes for heavy-duty vehicles
-Drum brakes for heavy-duty vehicles
-Drum brakes for medium-duty vehicles
-Hydraulic brakes for medium-duty vehicles

Disk brakes
-Disk brakes for heavy-duty vehicles
-Disk brakes for medium-duty vehicles

Retarders
-Electromagnetic retarders
-Regeneration-type retarders

Lining pads
-Linings
-Pads

Water pumps
-Water pumps for commercial vehicles

Oil pumps
-Oil pumps
-Front cover module
-Electric energy efficient oil pumps

Electric pumps
-Electric water pumps
-Electric oil pumps
-Electric pump concept models (For heavy-duty HEV, EV, and FCV)

Other engine components
-Engine cam shafts
-Cylinder heads
-Crank cases
-Bearing housings
-Engine assist system

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History

Aug. 1949	Isuzu Buhin Kogyo Co., Ltd. was established
Mar. 1951	Tokyo Brake industries Co., Ltd. was established
Nov. 1956	Tokyo Buhin Kogyo Co., Ltd. was established as a result of the merger of the above-mentioned two companies.
Dec. 1957	Constructed a new factory was built at 3-30-17 Haginaka, Ota-ku, Tokyo. Relocated headquarters and factory to new site.
Aug. 1963	Took over Daiichi Seiki Co., Ltd. and merged into the Company.
Nov. 1971	Listed on the second section of the Tokyo Stock Exchange.
Jan. 1972	Relocated headquarters and factory to 1-6-1 Tsukimino, Yamato, Kanagawa.
Dec. 1983	Tokyo Buhin Rockwell Co., Ltd. (currently TBR Co., Ltd.) was established as a joint venture with Rockwell International Co., Ltd. in the U.S.
	Established Full Win Developments Ltd. (currently consolidated) in Hong Kong as an affiliated company.
Nov. 1996	TBK Brake Co., Ltd. (Currently TBKK (Thailand) Co., Ltd.) was established as a joint venture with CM Industries in Thailand
Jul. 1998	Established TB Optical Co., ltd. as a result of a merger with Asahi Koden Co., Ltd.
Oct. 1998	Established TBK India Private Ltd. as a joint venture in India.
May,1999	Relocated factory to 304-7 Oaza Kawabe Aza Miyanomae, Tamagawa-mura, Ishikawa county, Fukushima.
June,1999	Relocated headquarters to 4-21-1 Minami-Naruse, Machida, Tokyo
Jan. 2002	Established TBK America, Inc.
Jun. 2002	Established GSB-TBK Automotive Components, S.L. in Spain jointly with CIE Automotive.
Mar. 2004	Disposed all the business rights of TBK Krungthep Co., Ltd. to TBK Brake Co., Ltd.
Apr. 2004	TBK Brake Co., Ltd. adopted the name TBKK (Thailand) Co., Ltd.
Mar. 2005	Listed on the first section of the Tokyo Stock Exchange.
May, 2005	Started operation of Kagamiishi Plant
July, 2005	The Company name was changed to TBK Co., Ltd.
Aug. 2005	Jointly established Changchun TBK Shili Auto Parts Co. Ltd., which is currently a consolidated subsidiary, with Changchun Shin Automobile Brake Parts Co., Ltd.
May, 2006	Started production at its Fukushima Daini Plant.
Nov. 2006	Started operation of Richmond Plant of TBK America, Inc.
Jan. 2007	Certified ISO/TS16949
Mar. 2007	Certified ISO14001
May 2007	The Company established TBK China Co., Ltd.
Feb. 2011	Established Qiaotou TBK Co., Ltd., which is now a consolidated subsidiary.
Sep. 2011	Turned TBK India Private Ltd. into a subsidiary.
Oct. 2011	Transferred the equity shareholding in GSB-TBK to its Spanish partner.
Apr. 2012	Established Changchun FAW Sihuan TBK Co., Ltd. as a joint venture with Changchun FAW Sihuan Brake Company.
Nov. 2014	Operation started in Fukushima No.3 Plant (Ishikawa-gun, Fukushima Pref.).
Feb. 2018	Acquired Kimura Malleable Iron Co., Ltd. through a stock acquisition, which became a subsidiary.
Nov. 2018	Acquired SUNTEC Co., Ltd. through a stock acquisition, which became a subsidiary.
Dec. 2019	Dongguan Qiaotou TBK Co., Ltd. merged and absorbed the operations of Chang'an TBK Co., Ltd. and TBK China Co., Ltd.
Apr. 2022	Moved from the First Section of the Tokyo Stock Exchange to the Prime Market in line with the TSE’s reorganization.
Oct. 2023	Moved to the Standard Market of the Tokyo Stock Exchange
Jan. 2024	Merged and absorbed the operations of Tokyo Seiko Co., Ltd. and TBR Co., Ltd., two consolidated subsidiaries.