EPO Patents = 1

Trademarks = 1

Forward Citations = 24

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11 inventors (with patents filed for the assignee):

Hideo Tokutake (3 out of 3 patents)

Tatsuo Niimura (3 out of 3 patents)

Takenori Kitazawa (2 out of 2 patents)

4. Teruyuki Oda (1 out of 5 patents)

5. Tsuyoshi Nozawa (1 out of 1 patent)

6. Kazuo Koyama (1 out of 1 patent)

7. Hiroshi Usuda (1 out of 1 patent)

8. Takao Nishina (1 out of 1 patent)

9. Kazuo Kabushiki Kaisha Koyama Koyama (0 patent)

10. Tsuyoshi Fuji Jukogyo Kabushiki Kaisha Nozawa (0 patent)

11. Teruyuki Fuji Jukogyo Kabushiki Kaisha Oda (0 patent)

5 patents: Sort by Forward Citations

1. 7292913 - Articulated robot (2007-11-06),

2. 7273029 - Cylinder liner and cylinder block (2007-09-25),

3. 6682407 - Work-piece processing machine (2004-01-27),

4. 6585561 - Method of teaching position (2003-07-01),

5. 5044124 - Finishing machine for cast products (1991-09-03),

Kabushiki Kaisha Koyama is a Japanese company specializing in the manufacturing and distribution of high-quality automotive components. With a focus on innovation and customer satisfaction, Koyama has established itself as a reliable partner for leading car manufacturers worldwide. Their extensive product range includes electronic control units, sensors, and custom-designed solutions for a variety of vehicle applications.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#68 in Nagano

#6,488 in Japan

Nagano, Japan

Kabushiki Kaisha Koyama