Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
3 Patents
#139 in Nagoya
#8,934 in Japan
Chuo Spring Co., Ltd.
Forward Citations = 13
13 inventors:
Chuo Spring Co., Ltd.
Calculating rank
Forward Citations = 13
Loading Chart...
Loading Chart...
13 inventors (with patents filed for the assignee):
Yoshinori Tanimoto (1 out of 5 patents)
Naoyuki Kawahata (1 out of 1 patent)
Shoji Ichikawa (1 out of 1 patent)
4. Hiroyuki Shiga (1 out of 1 patent)
5. Katsutoshi Kitagawa (1 out of 5 patents)
6. Kazuo Ito (1 out of 3 patents)
7. Shinsuke Kubo (1 out of 1 patent)
8. Hiroyuki Kuzunishi (1 out of 1 patent)
9. Kiyoshi Isogai (1 out of 8 patents)
10. Naka Takita (1 out of 3 patents)
11. Itsuo Koga (1 out of 3 patents)
12. Nobuo Ohmori (1 out of 2 patents)
13. Makoto Okamoto (1 out of 2 patents)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chuo Spring Co., Ltd.. Retrieved from https://idiyas.com/company/chuo-spring-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]
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]