Growing community of inventors

Hyogo, Japan

Hisashi Higuchi

Average Co-Inventor Count = 4.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 5

Hisashi Higuchi ↔ Chiaki Kumada (1 patent)Hisashi Higuchi ↔ Shunsuke Gotou (1 patent)Hisashi Higuchi ↔ Yukifumi Chiba (1 patent)Hisashi HiguchiHisashi Higuchi (1 patent)Chiaki KumadaChiaki Kumada (11 patents)Shunsuke GotouShunsuke Gotou (3 patents)Yukifumi ChibaYukifumi Chiba (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ngk Spark Plug Company, Limited (1 from 2,606 patents)


1 patent:

1. 6420683 - Glow plug with Ni-Fe-Co resistor

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as of
1/5/2026
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