| 1917 |
Established by Setsuzo Tsubakimoto in Kita-ku, Osaka as a private enterprise known as Tsubakimoto Shoten manufacturing bicycle chains 
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RS Roller Chain production |
1923 | |
Conveyor equipment production |
1924 | |
| 1928 | Ceased bicycle chain production to concentrate on industrial chains |
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| 1929 | Registered as Tsubakimoto Chain Manufacturing Company |
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Marine Engine Roller Chain production 
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1933 | |
| 1937 | Tsubaki products first used in a large-scale conveyor plant |
| 1940 | Completed Tsurumi Plant in Osaka |
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| 1941 | Launched as a joint-stock company with capital of 3 million yen. Setsuzo Tsubakimoto appointed as first president. |
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Tsubaki Marine Engine Chain approved by Lloyds Register |
1949 | Tsubakimoto listed on the Tokyo and Osaka stock exchanges |
Exported roller chain to the U.S. for the first time |
1951 | |
| 1953 | Tsubaki becomes first roller chain manufacturer in Japan approved by JIS (Japan Industrial Standards) |
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Began mass production of automobile timing chains |
1958 |
Chain Motor put on the Japanese market |
1960 | |
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| 1961 | Division-based operation system adopted |
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| 1962 |
Completed Saitama Plant 
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Top Chain made with engineering plastic developed |
1963 | |
Introduced NA Series Roller Chain |
1964 | Taiwan Representative office opened in Taipei |
| 1965 | Tsubakimoto Morse Co. (later Tsubaki Emerson Co.) established through joint venture with Borg Warner USA |
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Newsveyor introduced Gear Motor S Series introduced Power Cylinder introduced |
1966 | Ichiro Yamanaka second president |
Unmanned rail car (Auto-Run) developed |
1967 | |
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Introduced 53rd Series Roller Chain 
Disco variable speed drive introduced High speed sorting system marketed |
1969 | |
| 1970 |
Richi Omura third president Changed company name registration from Tsubakimoto Chain Manufacturing Company to Tsubakimoto Chain Co. Da Tseng Chain Co. established (now Taiwan Tsubakimoto Co.) 
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Electric control products such as Shock Relay, etc. first marketed |
1971 |
Completed Kyoto Plant Tsubakimoto USA, Inc. established (now U.S. Tsubaki, Inc.) 
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Micro chain introduced |
1972 |
Tsubakimoto Europe B.V. established 
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| 1973 |
Tsubakimoto Mayfran Inc. established Alspeed Canada purchased by Tsubakimoto (now Tsubaki of Canada Ltd.) 
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Auto reading and sorting system developed Launched sales of toothed belts |
1975 |
Koichi Sueyoshi fourth president Singapore Representative Office opened |
Introduced 60th Series Roller Chain |
1976 | |
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Pack-U-Veyor first marketed 
Sprockets manufactured in USA |
1977 |
Capital invested in Korea Conveyor Ind. Co., Ltd. Tsubaki Antriebstechnik established in West Germany |
Power Lock put on the market |
1979 |
| 1981 |
Established Tsubakimoto Singapore Pte. Ltd. 
Spun off bulk conveyor division to establish Tsubakimoto Bulk Systems Corp. |
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| 1982 |
Completed Hyogo Plant Australia Representative Office and South Africa Representative Office opened |
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Automatic guided vehicle "TeleCarrier" developed |
1983 |
Tomoichi Urabe fifth president Tsubakimoto Engineering of America Inc. established Tsubaki Conveyor of America, Inc. established |
| 1984 | Hong Kong Representative Office opened |
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Introduced 70th Series Roller Chain Linear motor type high speed conveyer developed |
1985 | |
Bearing Bush Chain introduced |
1986 |
U.S. Tsubaki Sandusky plant began operations, local production of industrial-use chains started Online network between TC and subsidiaries started |
| 1987 |
Strategic Business initiative started Tsubaki Australia Pty. Limited established 
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Lambda Chain introduced |
1988 | U.S. Tsubaki, Inc. acquired Ballantine, Inc. |
WP Chain introduced |
1989 | Michio Noguchi sixth president |
Conveyor components line introduced |
1990 |
T.E.E.U. Limited established Tsubaki Emerson Gear (Tianjin) Co., Ltd. established |
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BS Lambda Chain Series introduced Steel Double-Plus Chain lineup marketed |
1991 | P. Koning merged under Tsubakimoto Europe B.V. |
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KV, KM Top Chains introduced AC Servo Motor introduced Automated vertical shelf system "Power Column" introduced. |
1992 |
Roller chain factory certified ISO 9002 (upgraded to ISO 9001 in 1996) Tsubaki Thai Representative Office (TTRO) established |
Hypoid Motor first marketed |
1993 | |
Automatic materials handling system for automobile factories, "NewTraverser" developed |
1994 | Taiwan Tsubakimoto Co. & Tsubaki Australia Pty. Limited achieved ISO 9002 certification |
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Stainless Steel Long Life Chain Series introduced Introduced 80th Series Roller Chain |
1995 | Conveyor chain factory certified ISO 9001 |
Tsubaki enters healthcare market, launching nursing care aids including the Isshin-Tasuke reclining bed |
1996 |
U.S. Tsubaki, Inc. opens automotive factory in Chicopee, MA 
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| 1997 |
Takashi Fukunaga seventh president Kyoto Plant certified ISO 9001 Saitama automotive parts plant certified ISO 9001 Japanese and English web sites opened on Internet |
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Developed and began manufacturing of silent chain for auto engines 
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1998 | U.S. Tsubaki's and Tsubakimoto Chain's automotive factories achieve QS-9000 certification |
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Ultra PX Belt introduced (more than 2X conduction capacity) 
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1999 |
Tsubaki mission statement implemented Tsubakimoto Machinery Co. established Materials handling subsidiaries Tsubakimoto Tech and Tsubakimoto Merged |
| 2000 |
Tsubaki Kabelschlepp Shanghai Co., Ltd. established Environmental policy of Tsubakimoto Chain Group set |
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| 2001 |
Kyotanabe plant completed 
Headquarters moved from Tsurumi to Chuuo, Osaka |
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| 2002 |
Tsubakimoto (Thailand) Co., Ltd. established Tsubakimoto Automotive (Thailand) Co., Ltd. established Tsubaki Emerson Co. established |
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Helical Power Drive introduced Small size automatic frozen safekeeping system for pharmaceutical industry "Labostocker" introduced 
Food processing conveyer "Space Freezer" introduced. |
2003 |
Established Tsubaki Support Center Co. Headquarters moved from Chuuo to Kita, Osaka |
| 2004 |
Tianjin Tsubakimoto Conveyor Systems Co., Ltd. established Tsubaki Emerson Machinery (Shanghai) Co., Ltd. established Tianjin Dongchun-Taiki Metal Finishing & Conveyor System Manufacturing Co., Ltd. established Tsubakimoto Automotive (Shanghai) Co., Ltd. established Tsubakimoto Chain Trading (Shanghai) Co., Ltd. established Introduced the corporate executive officer system All Group work sites in Japan certified ISO14001 |
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New BS Lambda Chain Series introduced 
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2005 |
Shanghai Dogbo-Tsubaki Conveyor System Manufacturing Co., Ltd. established Tatsuhiko Mimoto eighth president 
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