% Expired Patents = 25.0

EPO Patents = 1

Trademarks = 2

Forward Citations = 37

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13 inventors (with patents filed for the assignee):

Kenichi Seguchi (1 out of 19 patents)

Ichiro Miyamoto (1 out of 1 patent)

Masayuki Matsubara (1 out of 1 patent)

4. Masayoshi Iwasaki (1 out of 1 patent)

5. Hideyuki Uemura (1 out of 1 patent)

6. Kazuhiko Yamamoto (1 out of 5 patents)

7. Takehiko Nishibuchi (1 out of 1 patent)

8. Yoshitsune Nagai (1 out of 1 patent)

9. Hideyoshi Morinaga (1 out of 1 patent)

10. Tomoaki Kawahara (1 out of 1 patent)

11. Haruyasu Irie (1 out of 1 patent)

12. Misao Nakamura (1 out of 1 patent)

13. Masahiro Ichinose (1 out of 1 patent)

14. Masayuki Matsubara (1 patent)

15. Hideyuki Uemura (1 patent)

4 patents: Sort by Forward Citations

1. 12037502 - Ink-jet ink (2024-07-16),

2. 8337011 - Inkjet recording sheet (2012-12-25),

3. 5772840 - Tape applicator for applying a transferring material to a sheet (1998-06-30),

4. 5693394 - Pressure-activated fluorescent marking tape (1997-12-02),

Company Overview

Union Chemicar Co., Ltd is a leading provider of chemical products and solutions for various industries. With over 20 years of experience, we have established a strong reputation for delivering high-quality products and reliable service to our customers. Our diverse product range includes industrial chemicals, specialty chemicals, and raw materials for manufacturing. We strive to provide innovative solutions to meet the evolving needs of our customers and contribute to their success.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#1 in Hirakata

#7,573 in Japan

Hirakata, Japan

Union Chemicar Co., Ltd

Forward Citations = 37

13 inventors:

Kenichi Seguchi (1 out of 19 patents)

Ichiro Miyamoto (1 out of 1 patent)

Masayuki Matsubara (1 out of 1 patent)

4. Masayoshi Iwasaki (1 out of 1 patent)

5. Hideyuki Uemura (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Union Chemicar Co., Ltd. Retrieved from https://idiyas.com/company/union-chemicar-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]

1 patent (EPO):

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]