Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
4 Patents
#81 in Chiba
#7,590 in Japan
Pi-Crystal Incorporation
Forward Citations = 64
10 inventors:
Pi-Crystal Incorporation
Calculating rank
EPO Patents = 2
Forward Citations = 64
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10 inventors (with patents filed for the assignee):
Junichi Takeya (4 out of 46 patents)
Seiichiro Yamaguchi (2 out of 3 patents)
Masataka Itoh (2 out of 3 patents)
4. Mayumi Uno (1 out of 11 patents)
5. Masashi Nitani (1 out of 2 patents)
6. Busang Cha (1 out of 1 patent)
7. Toshihiro Okamoto (1 out of 34 patents)
8. Takeshi Matsushita (1 out of 6 patents)
9. Chikahiko Mitsui (1 out of 1 patent)
10. Kazuki Maeda (1 out of 15 patents)
11. Norikazu Shomoto (1 patent)
12. Mina Uematsu (1 patent)
4 patents:
Company Overview
Pi-crystal Incorporation is a leading manufacturer of high-quality crystal products. With a focus on cutting-edge technology and innovation, we provide a wide range of crystal components for various industries including telecommunications, medical devices, and aerospace. Our products are known for their exceptional performance, reliability, and durability, making us a trusted partner for businesses around the world.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pi-Crystal Incorporation. Retrieved from https://idiyas.com/company/pi-crystal-in
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]