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Goyo Paper Working Co., Ltd.

USPTO Granted Patents = 11

CIPO Patents = 1

EPO Patents = 1

Forward Citations = 134

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25 inventors (with patents filed for the assignee):

Shuzo Ohara (10 out of 13 patents)

Ryoichi Kitamura (6 out of 6 patents)

Hiroshi Kawahara (4 out of 4 patents)

4. Noriaki Okunaka (2 out of 2 patents)

5. Takumi Kosugi (2 out of 2 patents)

6. Osamu Kawaguchi (2 out of 2 patents)

7. Takeshi Yoshida (1 out of 33 patents)

8. Hiroshi Okamura (1 out of 10 patents)

9. Yukinobu Yamazaki (1 out of 1 patent)

10. Michinori Nakamoto (1 out of 1 patent)

11. Yoshimi Enomoto (1 out of 1 patent)

12. Isao Tokuno (1 out of 2 patents)

13. Mitsuru Kobayashi (1 out of 1 patent)

14. Tetsuro Taen (1 out of 1 patent)

15. Yu Tsuyama (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 6852198 - Resin composition, water-resistant/moisture-proof paper, containing the same, and process for producing the same (2005-02-08),

2. 5885490 - Continuous sheet having optical functions (1999-03-23),

3. 5844720 - Prism sheet (1998-12-01),

4. 5430120 - Modified silicone release agent (1995-07-04),

5. 5366681 - Method of manufacturing release sheet (1994-11-22),

6. 5213743 - Method of manufacturing release paper (1993-05-25),

7. 5188395 - Waterproof recording material having ground patterns and its (1993-02-23),

8. 5139835 - Synthetic resin laminated paper (1992-08-18),

9. 4937110 - Laminated material for hot and cold cups and its manufacturing method (1990-06-26),

10. 4855280 - Developer sheet (1989-08-08),

11. 4702874 - Manufacturing method of release paper (1987-10-27),

Goyo Paper Working Co., Ltd. is a leading manufacturer of paper products based in Japan. With over 20 years of experience in the industry, we specialize in producing high-quality paper goods for various purposes, including packaging, stationery, and crafts. Our commitment to innovation and customer satisfaction sets us apart in the market, providing our clients with reliable and sustainable paper solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#388 in Osaka

#4,039 in Japan

#50,159 in the World

Goyo Paper Working Co., Ltd.

Forward Citations = 134

25 inventors:

Shuzo Ohara (10 out of 13 patents)

Ryoichi Kitamura (6 out of 6 patents)

Hiroshi Kawahara (4 out of 4 patents)

4. Noriaki Okunaka (2 out of 2 patents)

5. Takumi Kosugi (2 out of 2 patents)

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