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USPTO Data Jan 1 1976 - Nov 3 2026
3 Patents
#951 in Osaka
#8,945 in Japan
Dalkin Industries, Ltd.
Forward Citations = 36
19 inventors:
Dalkin Industries, Ltd.
Calculating rank
% Expired Patents = 66.7
Forward Citations = 36
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19 inventors (with patents filed for the assignee):
Tatsuya Higuchi (1 out of 20 patents)
Asuka Yagi (1 out of 6 patents)
Takeshi Yoshimura (1 out of 3 patents)
4. Ryousuke Yamamoto (1 out of 12 patents)
5. Ryouji Inoue (1 out of 6 patents)
6. Yasuaki Kobayashi (1 out of 5 patents)
7. Yukio Inoue (1 out of 6 patents)
8. Youta Katou (1 out of 6 patents)
9. Natsuko Kitagawa (1 out of 1 patent)
10. Osamu Tanaka (1 out of 68 patents)
11. Mario Hayashi (1 out of 7 patents)
12. Hiromune Matsuoka (1 out of 38 patents)
13. Tetsuo Nakata (1 out of 9 patents)
14. Sumikazu Matsuno (1 out of 5 patents)
15. Yukio Nishihama (1 out of 2 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dalkin Industries, Ltd.. Retrieved from https://idiyas.com/company/dalkin-industries
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]
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]