For the Inventor, By the Inventor

Enter assignee name

Shizuoka, Japan

Usui Kokusai Sangyo Kabushiki Kaisha, Ltd.

USPTO Granted Patents = 90

Forward Citations = 1,239

Loading Chart...

Loading Chart...

29 inventors (with patents filed for the assignee):

Masayoshi Usui (27 out of 122 patents)

Haruo Serizawa (19 out of 21 patents)

Yuzo Hitachi (12 out of 15 patents)

4. Kazunori Takigawa (10 out of 10 patents)

5. Hiroshi Kanesaka (7 out of 16 patents)

6. Kazunori Takikawa (6 out of 54 patents)

7. Kazumasa Umehara (6 out of 7 patents)

8. Ryoichi Suzuki (5 out of 14 patents)

9. Katsushi Washizu (5 out of 39 patents)

10. Shigeru Saegusa (4 out of 11 patents)

11. Yasuaki Hashimoto (4 out of 4 patents)

12. Teruhisa Takahashi (2 out of 15 patents)

13. Kazuo Suzuki (2 out of 2 patents)

14. Iyoshi Watanabe (2 out of 2 patents)

15. Yuichi Ono (2 out of 14 patents)

Core Competencies:

Corrosion Resistant Coating

Internal Combustion Engine

Exhaust Gas Cleaning

Honeycomb Body

Metal Carrier Body

Turbo-Charger System

Propeller Fan Blades

Fluoroplastic Coating

Temperature-Sensitive Fluid Coupling

Composite Metal Tubing

Slide Exhaust Brake

90 patents: Sort by Forward Citations

1. 7291401 - Non-hexavalent-chromium type corrosion resistant coating film structure having a resin layer and a metal layer that is superior in terms of adhesion to the resin layer (2007-11-06),

2. 7281530 - Supercharging system for internal combustion engine (2007-10-16),

3. 6604499 - Oil-through type push rod (2003-08-12),

4. 5927949 - Plastic fan (1999-07-27),

5. 5667875 - Exhaust gas cleaning metallic substrate (1997-09-16),

6. 5620666 - Exhaust gas cleaning metallic substrate (1997-04-15),

7. 5447773 - Honeycomb body (1995-09-05),

8. 5401382 - Method for forming tough, electrical insulating layer on surface of (1995-03-28),

9. 5380501 - Exhaust gas cleaning device (1995-01-10),

10. 5372893 - X-wrapped metallic honeycomb body (1994-12-13),

11. 5346675 - Exhaust gas cleaning apparatus (1994-09-13),

12. 5265793 - Small thick-walled composite metal tubing and process of producing the (1993-11-30),

13. 5177960 - Metal-made carrier body for exhaust gas (1993-01-12),

14. 5173471 - Exhaust gas cleaning device (1992-12-22),

15. 5163291 - Metal-made carrier body for exhaust gas cleaning catalyst (1992-11-17),

Usui Kokusai Sangyo Kabushiki Kaisha, Ltd. is a Japanese company specializing in the manufacturing and sales of automotive components. With a rich history dating back to 1896, the company has established itself as a leading global provider of fuel delivery systems, powertrain components, and related products. USUI Kokusai Sangyo Kabushiki Kaisha aims to contribute to society by developing innovative and reliable solutions that meet the evolving needs of the automotive industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

90 Patents

#15 in Shizuoka

#1,172 in Japan

#8,250 in the World

Shizuoka, Japan

Usui Kokusai Sangyo Kabushiki Kaisha, Ltd.

Forward Citations = 1,239

29 inventors:

Masayoshi Usui (27 out of 122 patents)

Haruo Serizawa (19 out of 21 patents)

Yuzo Hitachi (12 out of 15 patents)

4. Kazunori Takigawa (10 out of 10 patents)

5. Hiroshi Kanesaka (7 out of 16 patents)

Please report any incorrect information to support@idiyas.com

Loading…