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Kanagawa-ken, Japan

Nippon Reinz Co., Ltd.

USPTO Granted Patents = 15

Forward Citations = 115

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25 inventors (with patents filed for the assignee):

Katsuhide Fujisawa (5 out of 5 patents)

Masakatsu Takahashi (4 out of 4 patents)

Hiroo Buseki (3 out of 3 patents)

4. Tetsuya Hida (2 out of 2 patents)

5. Fumio Kishi (2 out of 22 patents)

6. Hirokazu Hasegawa (2 out of 2 patents)

7. Koichi Tokuda (2 out of 2 patents)

8. Eiichi Tahara (2 out of 2 patents)

9. Kenji Kawamura (1 out of 2 patents)

10. Kazuya Yoshijima (1 out of 30 patents)

11. Hidetoshi Kimura (1 out of 28 patents)

12. Yoshihiro Okuno (1 out of 1 patent)

13. Tsutomu Endou (1 out of 1 patent)

14. Shogo Tanno (1 out of 9 patents)

15. Shu Maeda (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 8042815 - Cylinder head gasket and engine (2011-10-25),

2. 6145847 - Metal laminate gasket (2000-11-14),

3. 6113110 - Metal gasket (2000-09-05),

4. 6105971 - Metal gasket (2000-08-22),

5. 6044537 - Method of making a metal gasket (2000-04-04),

6. 5979035 - Method of producing metal gasket (1999-11-09),

7. 5932645 - Fluorine rubber-containing coating composition for screen printing (1999-08-03),

8. 5849054 - Filter for an inflator (1998-12-15),

9. 5656245 - Catalytic converter for cleaning exhaust gas (1997-08-12),

10. 5622372 - Metal seal ring and a method of producing the same (1997-04-22),

11. 5588657 - Laminated metal gasket with diverse bead height (1996-12-31),

12. 5443887 - Asbestos-free composition for gaskets containing an oil absorbent agent (1995-08-22),

13. 5208972 - Apparatus for assembling ring-shaped articles (1993-05-11),

14. 4948153 - Metal gasket (1990-08-14),

15. 4802698 - Joint means having flanges (1989-02-07),

Nippon Reinz Co., Ltd. is a leading manufacturer of gaskets, seals, and sealing materials for automotive and industrial applications. With over 90 years of experience, the company has a strong reputation for high-quality products and exceptional customer service. Nippon Reinz is committed to innovation and sustainability, constantly developing new technologies and materials to meet the evolving needs of the market.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

15 Patents

#16 in Kanagawa-ken

#3,361 in Japan

#38,652 in the World

Kanagawa-ken, Japan

Nippon Reinz Co., Ltd.

Forward Citations = 115

25 inventors:

Katsuhide Fujisawa (5 out of 5 patents)

Masakatsu Takahashi (4 out of 4 patents)

Hiroo Buseki (3 out of 3 patents)

4. Tetsuya Hida (2 out of 2 patents)

5. Fumio Kishi (2 out of 22 patents)

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