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Tohatsu Corporation

USPTO Granted Patents = 11

Trademarks = 3

Forward Citations = 100

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14 inventors (with patents filed for the assignee):

Makoto Sato (4 out of 235 patents)

Ryo Shiina (3 out of 3 patents)

Tamotsu Hamanaka (2 out of 2 patents)

4. Hiroshi Ishikawa (1 out of 82 patents)

5. Richard A Davis (1 out of 86 patents)

6. Shinichi Kudo (1 out of 2 patents)

7. Hiroshi Okuda (1 out of 81 patents)

8. Michael A Purdy (1 out of 3 patents)

9. Koichiro Takahashi (1 out of 7 patents)

10. Mark T Lokken (1 out of 6 patents)

11. Masakazu Kikuchi (1 out of 1 patent)

12. Kyoichi Kamoshita (1 out of 1 patent)

13. Toshimitsu Ogawa (1 out of 2 patents)

14. Makoto Sato (1 out of 6 patents)

11 patents: Sort by Forward Citations

1. D1039220 - Fire extinguishing pump (2024-08-13),

2. D955440 - Outboard motor (2022-06-21),

3. D922437 - Outboard motor (2021-06-15),

4. D922436 - Outboard motor (2021-06-15),

5. D921042 - Outboard motor (2021-06-01),

6. 7066130 - Recoil starter with automatic orientation (2006-06-27),

7. 7055485 - Monoblock internal combustion engine (2006-06-06),

8. 6318311 - Cylinder-injection type two cycle combustion engine (2001-11-20),

9. 5048486 - Ignition circuit with timing control (1991-09-17),

10. 4881513 - Two-cycle internal combustion engine (1989-11-21),

11. 4801282 - Remote control apparatus (1989-01-31),

Tohatsu Corporation, headquartered in Tokyo, Japan, specializes in the development and manufacturing of outboard motors and various marine products. The company is recognized for its innovation in engine technology, focusing on enhancing performance and fuel efficiency for recreational and commercial boating. Tohatsu also engages in the production of industrial engines and generators, catering to diverse markets. With a commitment to quality and sustainability, Tohatsu continues to advance its technological capabilities in the marine and industrial sectors.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

11 Patents

#1,804 in Tokyo

#4,134 in Japan

#51,714 in the World

Tohatsu Corporation

Forward Citations = 100

14 inventors:

Makoto Sato (4 out of 235 patents)

Ryo Shiina (3 out of 3 patents)

Tamotsu Hamanaka (2 out of 2 patents)

4. Hiroshi Ishikawa (1 out of 82 patents)

5. Richard A Davis (1 out of 86 patents)

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