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USPTO Data Jan 1 1976 - Dec 30 2025
2 Patents
#193 in Torrance, CA
#20,554 in California
#92,637 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.
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:
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