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USPTO Data Jan 1 1976 - Oct 6 2026
8 Patents
#2,145 in Tokyo
#5,037 in Japan
Nec Environment Engineering, Ltd.
Forward Citations = 69
16 inventors:
Nec Environment Engineering, Ltd.
Forward Citations = 69
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16 inventors (with patents filed for the assignee):
Kenji Yokoyama (4 out of 60 patents)
Masahiro Kazama (3 out of 5 patents)
Youhei Suzuki (2 out of 5 patents)
4. Yasumasa Fujii (2 out of 2 patents)
5. Yoshio Iida (2 out of 6 patents)
6. Seiji Takayama (2 out of 2 patents)
7. Shigekazu Haginoya (2 out of 2 patents)
8. Masahiro Sano (1 out of 7 patents)
9. Yohzoh Yamamoto (1 out of 19 patents)
10. Toru Tomoshige (1 out of 13 patents)
11. Hidehiko Saizyo (1 out of 1 patent)
12. Kimio Hasegawa (1 out of 1 patent)
13. Shuichi Ishiwata (1 out of 2 patents)
14. Kakutaro Kauchi (1 out of 4 patents)
15. Masahiko Ooyama (1 out of 1 patent)
8 patents:
Company Overview
Nec Environment Engineering, Ltd. is a leading environmental engineering company based in Japan. They specialize in providing a wide range of solutions for waste management, water treatment, and renewable energy. With a strong focus on sustainability and innovation, Nec Environment Engineering, Ltd. is dedicated to creating a cleaner and healthier environment for future generations.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nec Environment Engineering, Ltd.. Retrieved from https://idiyas.com/company/nec-environment-engineering
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]