Company Badge
USPTO Data Jan 1 1976 - Nov 3 2026
5 Patents
#11 in Miyazaki
#6,661 in Japan
Hitachi Plasma Display Limited
Forward Citations = 1
16 inventors:
Hitachi Plasma Display Limited
Calculating rank
% Expired Patents = 60.0
EPO Patents = 4
Forward Citations = 1
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16 inventors (with patents filed for the assignee):
Takashi Sasaki (2 out of 195 patents)
Yasunobu Hashimoto (2 out of 55 patents)
Hideaki Yanagita (2 out of 3 patents)
4. Yoshiho Seo (1 out of 67 patents)
5. Takashi Naito (1 out of 99 patents)
6. Takahiko Kato (1 out of 39 patents)
7. Tomokatsu Kishi (1 out of 64 patents)
8. Keizo Suzuki (1 out of 67 patents)
9. Yuichiro Kimura (1 out of 18 patents)
10. Masahiro Watabe (1 out of 1 patent)
11. Toshiaki Onimaru (1 out of 1 patent)
12. Shinya Fukuta (1 out of 1 patent)
13. Shigeo Kasahara (1 out of 1 patent)
14. Naoki Itokawa (1 out of 17 patents)
15. Tetsuya Sakamoto (1 out of 21 patents)
5 patents:
Company Overview
Hitachi Plasma Display Limited specializes in manufacturing cutting-edge plasma display technology. With a strong focus on innovation and quality, the company has established itself as a leader in the industry. Known for their high-definition displays and energy-efficient solutions, Hitachi Plasma Display Limited continues to push the boundaries of visual technology.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hitachi Plasma Display Limited. Retrieved from https://idiyas.com/company/hitachi-plasma-display
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]
4 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]