Company Badge
USPTO Data Jan 1 1976 - Nov 3 2026
5 Patents
#2,721 in Tokyo
#6,654 in Japan
Nichireki Co., Ltd.
Forward Citations = 74
13 inventors:
Nichireki Co., Ltd.
Calculating rank
EPO Patents = 2
Forward Citations = 74
Loading Chart...
Loading Chart...
13 inventors (with patents filed for the assignee):
Hiroyuki Ishii (4 out of 4 patents)
Akira Ito (4 out of 4 patents)
Kiyoshige Nishibayashi (3 out of 3 patents)
4. Hitofusa Mitani (3 out of 3 patents)
5. Haruka Ogawa (3 out of 3 patents)
6. Kazuhiko Shichiku (3 out of 3 patents)
7. Tadashi Nouchi (3 out of 3 patents)
8. Yoshimasa Hayashi (3 out of 5 patents)
9. Tsuyoshi Aoyama (3 out of 6 patents)
10. Takurou Kurokawa (1 out of 1 patent)
11. Katsutoshi Satou (1 out of 1 patent)
12. Norio Nishizawa (1 out of 1 patent)
13. Shoji Kinoshita (1 out of 1 patent)
14. Takahiro Yamamoto (144 patents)
15. Yoshihito Sasada (1 patent)
5 patents:
Company Overview
Nichireki Co., Ltd. is a Japanese company specializing in the manufacturing and distribution of chemicals and materials. With a history of over 50 years, the company has built a reputation for providing high-quality products and services to industries such as electronics, automotive, and healthcare. Nichireki Co., Ltd. is committed to innovation and sustainability in all aspects of its business operations.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nichireki Co., Ltd.. Retrieved from https://idiyas.com/company/nichireki-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]
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]
2 patents (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]