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Forward Citations = 53

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9 inventors (with patents filed for the assignee):

Shigemitsu Aizawa (3 out of 4 patents)

Naohiro Maruyama (2 out of 2 patents)

Yuichi Momose (2 out of 2 patents)

4. Hiroshi Horiuchi (1 out of 14 patents)

5. Takeshi Yamakoshi (1 out of 1 patent)

6. Takeshi Ushikoshi (1 out of 1 patent)

7. Toshio Hirabayashi (1 out of 2 patents)

8. Tatsuaki Takigawa (1 out of 1 patent)

9. Toshihiko Asano (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 5709185 - Lubricating system for four-stroke-cycle engine (1998-01-20),

2. 5701860 - Decompressor for an internal combustion engine (1997-12-30),

3. 5582145 - Four-stroke-cycle engine (1996-12-10),

4. 5279269 - Supercharged 4-cycle engine (1994-01-18),

5. 4621542 - Speed change control device for continuously variable transmission (1986-11-11),

Ishikawajima-shibaura Machinery Co., Ltd. (ISM) is a Japanese manufacturer of heavy machinery, specializing in construction equipment, shipbuilding, and power systems. With a history dating back to 1875, ISM has established itself as a leading provider of high-quality equipment and services worldwide. The company is known for its innovative technology, advanced engineering capabilities, and commitment to sustainability. ISM's products are used in various industries such as construction, transportation, and energy, contributing to the development and growth of global infrastructure.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

5 Patents

#2,450 in Tokyo

#6,487 in Japan

Tokyo, Japan

Ishikawajima-shibaura Machinery Co., Ltd.