For the Inventor, By the Inventor

Enter assignee name

Nippon Unicar Company Limited

USPTO Granted Patents = 39

% Expired Patents = 7.7

Forward Citations = 421

Loading Chart...

Loading Chart...

65 inventors (with patents filed for the assignee):

Koji Ishihara (8 out of 13 patents)

Kiroku Tsukada (8 out of 11 patents)

Isao Noda (7 out of 11 patents)

4. Katsuhiro Horita (6 out of 6 patents)

5. Akio Hayashi (5 out of 50 patents)

6. Akitaka Senuma (5 out of 8 patents)

7. Ariyoshi Ohki (4 out of 4 patents)

8. Toshio Sakamoto (4 out of 4 patents)

9. Takao Aizawa (3 out of 4 patents)

10. Toshiyuki Nagai (3 out of 3 patents)

11. Seiho Taniguchi (3 out of 6 patents)

12. Youichi Kawasaki (3 out of 3 patents)

13. Takashi Inoue (3 out of 58 patents)

14. Takashi Furukawa (2 out of 55 patents)

15. Hiroaki Shoji (2 out of 3 patents)

Core Competencies:

Phosphorus-Containing Compounds

Polyorganosiloxane

Hair Growing Agent

Cable Shielding

Moisture Curable Polyolefin

Flame Retardant

Expandable Resin

Biodegradable Fabrics

Cosmetic Formulations

Wire Insulation

Non-Woven Fabric

Crosslinkable Composition

39 patents: Sort by Forward Citations

1. 7223880 - Phosphorus-containing organosilicon compound, a method for producing the same, and a resin composition or a coating composition containing the same (2007-05-29),

2. 6949666 - Process for producing polyorganosiloxane with solid-acid zirconium oxide catalyst (2005-09-27),

3. 6740318 - Additive for hair growing agent and hair growing agent composition (2004-05-25),

4. 6706791 - Cable semiconductive shield compositions (2004-03-16),

5. 6525119 - Cable semiconductive shield compositions (2003-02-25),

6. 6232377 - Flame retardant composition (2001-05-15),

7. 6232376 - Moisture curable polyolefin compositions (2001-05-15),

8. 6187858 - Stabilized insulation composition (2001-02-13),

9. 6132090 - Container (2000-10-17),

10. 6127441 - Expandable resin composition (2000-10-03),

11. 6124770 - Expandable resin composition (2000-09-26),

12. 6020411 - Flame retardant resin composition (2000-02-01),

13. 5889087 - Flame retardant cable (1999-03-30),

14. 5716574 - Process for the production of power cable (1998-02-10),

15. 5707732 - Flame retardant cable (1998-01-13),

Company Overview

Nippon Unicar Company Limited is a prominent player in the automotive industry, specializing in the development and manufacturing of advanced automotive components and systems. The company focuses on enhancing vehicle performance and safety through innovative engineering solutions. With a strong presence in Tokyo, Japan, Nippon Unicar is dedicated to research in automotive technologies, aiming to contribute to the evolution of smart and sustainable transportation solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

39 Patents

#944 in Tokyo

#2,005 in Japan

#17,465 in the World

Nippon Unicar Company Limited

Forward Citations = 421

65 inventors:

Koji Ishihara (8 out of 13 patents)

Kiroku Tsukada (8 out of 11 patents)

Isao Noda (7 out of 11 patents)

4. Katsuhiro Horita (6 out of 6 patents)

5. Akio Hayashi (5 out of 50 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nippon Unicar Company Limited. Retrieved from https://idiyas.com/company/nippon-unicar-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]

Loading…