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Caterpillar Japan Ltd.

USPTO Granted Patents = 17

% Expired Patents = 64.7

EPO Patents = 9

Forward Citations = 136

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39 inventors (with patents filed for the assignee):

Satoshi Fujii (5 out of 40 patents)

Isao Murota (4 out of 11 patents)

Hideo Yamada (3 out of 24 patents)

4. Eiji Akahane (3 out of 13 patents)

5. Teruyuki Yamada (3 out of 5 patents)

6. Yusuke Harayama (3 out of 5 patents)

7. Shoji Tozawa (3 out of 29 patents)

8. Tomoaki Ono (3 out of 12 patents)

9. Madoka Binnaka (3 out of 3 patents)

10. Hideto Furuta (3 out of 14 patents)

11. Tomoya Hirano (2 out of 3 patents)

12. Takayuki Yuasa (2 out of 2 patents)

13. Kazushige Tasaki (2 out of 4 patents)

14. Masayoshi Nakajima (2 out of 3 patents)

15. Gantcho Lubenov Vatchkov (2 out of 3 patents)

17 patents: Sort by Forward Citations

1. 8539762 - Hydraulic control circuit for construction machine (2013-09-24),

2. 8403377 - Cab front window locking device (2013-03-26),

3. 8361939 - Multilayered sintered sliding member (2013-01-29),

4. 8267467 - Reinforcement for cab in construction machine (2012-09-18),

5. 8186131 - Door panel (2012-05-29),

6. 8029044 - Cab structure of construction equipment (2011-10-04),

7. 7891285 - Bearing restricting device in swash plate hydraulic pump or motor (2011-02-22),

8. 7832208 - Process for electro-hydraulic circuits and systems involving excavator boom-swing power management (2010-11-16),

9. 7664715 - Apparatus and method for compressing data, apparatus and method for analyzing data, and data management system (2010-02-16),

10. 7626491 - Indicator control system for constrution machine (2009-12-01),

11. 7621211 - Force feedback poppet valve having an integrated pressure compensator (2009-11-24),

12. 7605692 - Indicator control system with camera section (2009-10-20),

13. 7596893 - Work machine (2009-10-06),

14. 7565801 - Swing drive device and work machine (2009-07-28),

15. 7562472 - Work machine (2009-07-21),

Caterpillar Japan Ltd. is a subsidiary of Caterpillar Inc., a global leader in the manufacturing and supplying of construction and mining equipment, diesel and natural gas engines, industrial gas turbines, and diesel-electric locomotives. With a history of more than 90 years in Japan, Caterpillar Japan Ltd. offers a wide range of reliable and technologically advanced machinery, engines, and support services for various industries, including construction, mining, agriculture, forestry, energy, and transportation. Through innovation, sustainability, and customer focus, Caterpillar Japan Ltd. strives to help customers build a better world.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

17 Patents

#1,452 in Tokyo

#3,221 in Japan

#35,824 in the World

Caterpillar Japan Ltd.

Forward Citations = 136

39 inventors:

Satoshi Fujii (5 out of 40 patents)

Isao Murota (4 out of 11 patents)

Hideo Yamada (3 out of 24 patents)

4. Eiji Akahane (3 out of 13 patents)

5. Teruyuki Yamada (3 out of 5 patents)

Please report any incorrect information to [email protected]

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