Company Badge
USPTO Data Jan 1 1976 - Oct 27 2026
2 Patents
#200 in Torrance, CA
#21,028 in California
#94,953 in US
Ngk Spark Plugs (u.s.a.), Inc.
Forward Citations = 31
7 inventors:
Torrance, CA, United States of America
Ngk Spark Plugs (u.s.a.), Inc.
Calculating rank
Forward Citations = 31
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7 inventors (with patents filed for the assignee):
Kozo Yamasaki (2 out of 20 patents)
Bidyut K Bhattacharyya (2 out of 22 patents)
Mitsuru Hirano (2 out of 2 patents)
4. Michael A Schmitt (2 out of 3 patents)
5. Masahiro Ogawa (1 out of 3 patents)
6. Naomiki Kato (1 out of 6 patents)
7. Kouichi Mouri (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ngk Spark Plugs (u.s.a.), Inc.. Retrieved from https://idiyas.com/company/ngk-spark-plugs-u-s-a
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]