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Oji Paper Co., Ltd.

USPTO Granted Patents = 229

% Expired Patents = 28.8

CIPO Patents = 1

EPO Patents = 13

Trademarks = 8

Forward Citations = 1,886

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425 inventors (with patents filed for the assignee):

Yoshiyuki Takahashi (13 out of 46 patents)

Hideaki Shinohara (13 out of 14 patents)

Kenji Yasuda (11 out of 62 patents)

4. Masaru Kato (11 out of 34 patents)

5. Kunitaka Toyofuku (11 out of 15 patents)

6. Shinichi Asano (9 out of 60 patents)

7. Shunichiro Mukoyoshi (9 out of 9 patents)

8. Yoshimasa Tanaka (8 out of 33 patents)

9. Katsuhiko Sugiyama (8 out of 11 patents)

10. Tomomi Takahashi (8 out of 14 patents)

11. Hiromasa Kondo (8 out of 10 patents)

12. Izumi Tashiro (7 out of 8 patents)

13. Masahiro Kamiya (6 out of 36 patents)

14. Hiroyuki Nemoto (6 out of 58 patents)

15. Yoshihiro Shimizu (6 out of 16 patents)

Core Competencies:

Thermal Recording

Heat-Sensitive Materials

Ink-Jet Media

Thermal Transfer Sheets

Disposable Diapers

Cellulose-Fiber Structures

Recording Paper

Coated Paper

Thermosensitive Recording

Production Methods

Absorbent Products

Lignocellulosic Pulp

229 patents: Sort by Forward Citations

1. 8980790 - Thermosensitive multiple recording sheet and method for producing the same (2015-03-17),

2. 8663426 - Method for producing cellulose-fiber flat structure (2014-03-04),

3. 8439885 - Disposable diaper having a stool passing opening (2013-05-14),

4. 8283288 - Thermal transfer receiving sheet (2012-10-09),

5. 8252138 - Thermosensitive multiple recording sheet and method for producing the same (2012-08-28),

6. 8211077 - Disposable pant-type diaper (2012-07-03),

7. 8211076 - Disposable diaper (2012-07-03),

8. 8202586 - Ink-jet recording material (2012-06-19),

9. 8202582 - Single particle film etching mask and production method of single particle film etching mask, production method of micro structure with use of single particle film etching mask and micro structure produced by micro structure production method (2012-06-19),

10. 8128802 - Analysis apparatus and analysis method for glycosylated hemoglobin (2012-03-06),

11. 8101547 - Transparent thermal recording medium (2012-01-24),

12. 8066683 - Disposable diaper (2011-11-29),

13. 8043994 - Thermal transfer receiving sheet and its manufacturing method (2011-10-25),

14. 8003560 - Heat-sensitive recording material and process for production thereof (2011-08-23),

15. 7972991 - Heat-sensitive recording material (2011-07-05),

Oji Paper Co., Ltd. is a Japanese company specializing in the production and distribution of paper products. With a history dating back over 140 years, Oji Paper has established itself as one of the leading paper manufacturers in the world. The company offers a wide range of paper and packaging solutions for various industries including printing, packaging, and communication. Oji Paper is committed to sustainable and eco-friendly practices, ensuring the responsible sourcing of raw materials and reducing environmental impact in its operations.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

229 Patents

#319 in Tokyo

#642 in Japan

#3,728 in the World

Oji Paper Co., Ltd.

Forward Citations = 1,886

425 inventors:

Yoshiyuki Takahashi (13 out of 46 patents)

Hideaki Shinohara (13 out of 14 patents)

Kenji Yasuda (11 out of 62 patents)

4. Masaru Kato (11 out of 34 patents)

5. Kunitaka Toyofuku (11 out of 15 patents)

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