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USPTO Data Jan 1 1976 - Oct 20 2026
180 Patents
#385 in Tokyo
#759 in Japan
#4,641 in the World
Yamabiko Corporation
Forward Citations = 344
158 inventors:
Yamabiko Corporation
Calculating rank
% Expired Patents = 12.8
EPO Patents = 133
Trademarks = 5
Forward Citations = 344
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158 inventors (with patents filed for the assignee):
Takahiro Yamazaki (22 out of 46 patents)
Hisato Osawa (22 out of 22 patents)
Kenji Nakano (12 out of 65 patents)
4. Ken Shirai (11 out of 11 patents)
5. Hisao Kodama (10 out of 10 patents)
6. Kunio Shimizu (10 out of 26 patents)
7. Hiroshi Momiyama (9 out of 9 patents)
8. Takeshi Maeno (9 out of 9 patents)
9. Hidekazu Tsunoda (9 out of 10 patents)
10. Atsushi Nishimura (8 out of 9 patents)
11. Shirou Yamaguchi (7 out of 9 patents)
12. Kunimune Kawamura (7 out of 9 patents)
13. Takamasa Otsuji (7 out of 7 patents)
14. Takuo Yoshizaki (7 out of 8 patents)
15. Yuta Kobayashi (6 out of 14 patents)
Core Competencies:
Electric Working Machine
Hand-held Chainsaw
Two-stroke Engine
Electric Power Supply
Robotic Working Apparatus
Engine Working Apparatus
Cutting Work Machine
Trimming Machine
Ball Collecting System
Vacuum Blower
Hedge Trimmer
Portable Electric Blower
180 patents:
Company Overview
Yamabiko Corporation, headquartered in Tokyo, Japan, specializes in the development and manufacturing of electric working machines. The company focuses on innovative technologies in electric power supply and engine working apparatuses, catering to various applications including hand-held chainsaws and robotic working devices. With a commitment to enhancing efficiency and performance in cutting and trimming tasks, Yamabiko plays a significant role in advancing the landscape of outdoor power equipment and machinery.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Yamabiko Corporation. Retrieved from https://idiyas.com/company/yamabiko
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]
133 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]