Forward Citations = 127

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4 inventors (with patents filed for the assignee):

Masakazu Kakimoto (7 out of 11 patents)

Yasuo Kakimoto (3 out of 3 patents)

Masayuki Takeuchi (1 out of 2 patents)

4. Ryuzo Yamada (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 5351316 - Image processing apparatus (1994-09-27),

2. 5252067 - Handpiece for dental medical treatment (1993-10-12),

3. 5211531 - Air motor (1993-05-18),

4. 5152605 - Apparatus for making cooled concrete (1992-10-06),

5. 5144872 - Multiple punching press (1992-09-08),

6. 5083490 - Punching unit for punching apparatus (1992-01-28),

7. 5074750 - Air motor assembly (1991-12-24),

8. 5036574 - Multiple piercing apparatus and method (1991-08-06),

9. 4990080 - Punch press for piercing green sheet with liner (1991-02-05),

10. 4979415 - Punching unit for punching apparatus (1990-12-25),

11. 4909678 - Boring apparatus for a laminated plate and boring cutter (1990-03-20),

Company Overview

Ushio Co. Ltd. is a prominent Japanese company specializing in the development and manufacturing of advanced light sources and related technologies. The company focuses on various sectors, including semiconductor manufacturing, medical devices, and entertainment lighting. Ushio is recognized for its innovative solutions in ultraviolet (UV) and high-intensity discharge (HID) lamps, contributing to diverse applications ranging from industrial processes to healthcare. With a strong emphasis on research and development, Ushio continues to advance its technology to meet evolving market demands.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#88 in Aichi

#4,137 in Japan

#51,761 in the World

Aichi, Japan

Ushio Co. Ltd.

Forward Citations = 127

4 inventors:

Masakazu Kakimoto (7 out of 11 patents)

Yasuo Kakimoto (3 out of 3 patents)

Masayuki Takeuchi (1 out of 2 patents)

4. Ryuzo Yamada (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ushio Co. Ltd.. Retrieved from https://idiyas.com/company/ushio-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]