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Oji Holdings Corporation

USPTO Granted Patents = 131

% Expired Patents = 14.5

CIPO Patents = 5

EPO Patents = 74

Trademarks = 10

Forward Citations = 232

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185 inventors (with patents filed for the assignee):

Kei Shinotsuka (18 out of 19 patents)

Yuichi Noguchi (15 out of 15 patents)

Tadakazu Ishiwata (15 out of 16 patents)

4. Yasutomo Noishiki (14 out of 15 patents)

5. Hayato Fushimi (13 out of 14 patents)

6. Ikue Homma (11 out of 11 patents)

7. Masahiro Nakata (11 out of 79 patents)

8. Go Banzashi (10 out of 12 patents)

9. Yoshimune Okuyama (9 out of 9 patents)

10. Akihiro Kakehi (8 out of 8 patents)

11. Mitsuru Tsunoda (8 out of 9 patents)

12. Takayuki Okamoto (8 out of 13 patents)

13. Tatsuji Ishida (7 out of 7 patents)

14. Kotaro Ishikawa (6 out of 6 patents)

15. Suguru Ishikawa (6 out of 10 patents)

Core Competencies:

Cellulose Fiber

Fine Fibrous Cellulose

Polypropylene Film

Gas Barrier Laminate

Film Capacitor

Heat-Sealable Paper

Pattern Formation

Laminated Sheet

Ethanol Production

Organic Thin-Film Solar Cell

Pharmaceutical Composition

Antireflective Structure

131 patents: Sort by Forward Citations

1. 12692218 - Resist material and pattern forming method (2026-07-28),

2. 12655233 - Fibrous cellulose, fibrous cellulose dispersion, and fibrous cellulose production method (2026-06-16),

3. 12630848 - Method for producing ethanol from lignocellulosic raw material (2026-05-19),

4. 12629921 - Metallized polypropylene film (2026-05-19),

5. 12623438 - Vapor deposition paper and method for producing same (2026-05-12),

6. 12594781 - Printed material, method for producing printed material and printing medium for laser printing (2026-04-07),

7. 12590195 - Polypropylene film, polypropylene film integrated with metal layer, and film capacitor (2026-03-31),

8. 12553185 - Fine fibrous cellulose, dispersed solution, sheet, laminated sheet, laminate, and method for producing fine fibrous cellulose (2026-02-17),

9. 12528307 - Heat-sensitive recording body (2026-01-20),

10. 12516279 - Cell sheet-forming member, method for producing cell sheet-forming member, and method for producing cell sheet (2026-01-06),

11. 12449737 - Pattern forming method, resist material, and pattern forming apparatus (2025-10-21),

12. 12403712 - Heat-sensitive recording material (2025-09-02),

13. 12304182 - Barrier laminate and packaging bag (2025-05-20),

14. 12291821 - Heat-sealable paper and packaging bag (2025-05-06),

15. 12248249 - Resist material and pattern forming method (2025-03-11),

Company Overview

Oji Holdings Corporation, headquartered in Tokyo, Japan, specializes in cellulose fiber technology, focusing on the development and manufacturing of innovative materials. The company is recognized for its expertise in cellulose fiber, fine fibrous cellulose, and various applications including polypropylene film and gas barrier laminates. Oji Holdings also explores advanced technologies in film capacitors, heat-sealable paper, and laminated sheets, contributing to diverse industries through sustainable and high-performance solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

131 Patents

#463 in Tokyo

#943 in Japan

#6,142 in the World

Oji Holdings Corporation

Forward Citations = 232

185 inventors:

Kei Shinotsuka (18 out of 19 patents)

Yuichi Noguchi (15 out of 15 patents)

Tadakazu Ishiwata (15 out of 16 patents)

4. Yasutomo Noishiki (14 out of 15 patents)

5. Hayato Fushimi (13 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oji Holdings Corporation. Retrieved from https://idiyas.com/company/oji-holdings

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]

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