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USPTO Data Jan 1 1976 - Oct 20 2026
4 Patents
#3,058 in Tokyo
#7,588 in Japan
Sangi Co., Ltd.
Forward Citations = 63
7 inventors:
Sangi Co., Ltd.
Trademarks = 7
Forward Citations = 63
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7 inventors (with patents filed for the assignee):
Kiminori Atsumi (4 out of 19 patents)
Shuji Sakuma (2 out of 28 patents)
Tsutomu Ishizaki (1 out of 6 patents)
4. Hiroyuki Kawamata (1 out of 2 patents)
5. Osamu Yamakawa (1 out of 8 patents)
6. Hiroaki Nihonmatsu (1 out of 3 patents)
7. Hiroshi Shirakawa (1 out of 2 patents)
4 patents:
Company Overview
Sangi Co., Ltd. is a leading Japanese pharmaceutical company specializing in the research, development, and production of innovative medical products. With a focus on improving healthcare outcomes, Sangi is dedicated to providing high-quality solutions for a wide range of medical conditions. Since its establishment in 1937, Sangi has built a reputation for excellence in the industry and continues to push the boundaries of medical innovation.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sangi Co., Ltd.. Retrieved from https://idiyas.com/company/sangi-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]