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For the Inventor, By the Inventor

Shizuoka-ken, Japan

Yamaha Marine Kabushiki Kaisha


USPTO Granted Patents = 279



Forward Citations = 2,046

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137 inventors (with patents filed for the assignee):

goldMedal Takashi Okuyama (30 out of 44 patents)

silverMedal Goichi Katayama (27 out of 47 patents)

bronzeMedal Isao Kanno (23 out of 79 patents)

4.  Masanori Takahashi (19 out of 133 patents)

5.  Daisuke Nakamura (15 out of 68 patents)

6.  Masahiko Kato (15 out of 104 patents)

7.  Yoshimasa Kinoshita (11 out of 44 patents)

8.  Makoto Mizutani (11 out of 60 patents)

9.  Masaru Suzuki (9 out of 106 patents)

10.  Kazumasa Ito (9 out of 25 patents)

11.  Isao Fujii (8 out of 17 patents)

12.  Yoshibumi Iwata (8 out of 18 patents)

13.  Hitoshi Motose (8 out of 54 patents)

14.  Katsumi Ochiai (7 out of 49 patents)

15.  Tetsuya Mashiko (7 out of 21 patents)


Core Competencies:
Remote Control Device
Boat Steering System
Four-Stroke Engine
Outboard Motor
Propulsion Unit
Watercraft Inspection System
Cooling System
Navigation Information Display
Supercharger Lubrication
Cathodic Protection System
Throttle Valve Control
Small Planing Boat

279 patents:

1. 7507130 - Remote control device for a boat (2009-03-24),
2. 7506599 - Boat steering system (2009-03-24),
3. 7505836 - Inspection system for watercraft (2009-03-17),
4. 7503318 - Four-stroke engine for an outboard motor (2009-03-17),
5. 7497750 - Water cooling device for outboard motor (2009-03-03),
6. 7497749 - Outboard motor engine (2009-03-03),
7. 7497747 - Control system for propulsion unit (2009-03-03),
8. 7497746 - Method and system for steering watercraft (2009-03-03),
9. 7494391 - Propulsion unit for outboard motor (2009-02-24),
10. 7494390 - Action control device for small boat (2009-02-24),
11. 7485020 - Outboard motor (2009-02-03),
12. 7481688 - Propulsion unit and boat (2009-01-27),
13. 7473149 - Watercraft propulsion system and operating method (2009-01-06),
14. 7467981 - Remote control device and watercraft (2008-12-23),
15. 7465200 - Steering method and steering system for boat (2008-12-16),
Yamaha Marine Kabushiki Kaisha is a subsidiary of Yamaha Motor Corporation and is renowned for manufacturing marine products. They specialize in the production of outboard motors, personal watercraft, boats, and marine engines. Their commitment to innovation, performance, and reliability has made them a global leader in the marine industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 23 2025

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279 Patents

#3 in Shizuoka-ken

#543 in Japan

#3,063 in the World

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Shizuoka-ken, Japan

Yamaha Marine Kabushiki Kaisha

Forward Citations = 2,046

137 inventors:

goldMedal Takashi Okuyama (30 out of 44 patents)

silverMedal Goichi Katayama (27 out of 47 patents)

bronzeMedal Isao Kanno (23 out of 79 patents)

4.  Masanori Takahashi (19 out of 133 patents)

5.  Daisuke Nakamura (15 out of 68 patents)

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