Growing community of inventors

Yokkaichi, Japan

Seiki Yukawa

Average Co-Inventor Count = 3.00

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 = 13

Seiki YukawaShigeo Kawada (1 patent)Seiki YukawaFumiyoshi Akaku (1 patent)Seiki YukawaSeiki Yukawa (1 patent)Shigeo KawadaShigeo Kawada (7 patents)Fumiyoshi AkakuFumiyoshi Akaku (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Electric Industries, Limited (1 from 10,248 patents)

2. Honda Giken Kogyo Kabushiki Kaisha (1 from 10,092 patents)

3. Tokai Electric Wire Company, Ltd. (1 from 36 patents)


1 patent:

1. 4386278 - Wiring harness for motorcycles

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12/18/2025
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