Growing community of inventors

Kawasaki, Japan

Takehisa Sugawara

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 = 10

Takehisa Sugawara ↔ Rikio Sugiura (1 patent)Takehisa Sugawara ↔ Kazuo Terui (1 patent)Takehisa SugawaraTakehisa Sugawara (1 patent)Rikio SugiuraRikio Sugiura (5 patents)Kazuo TeruiKazuo Terui (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (1 from 39,237 patents)


1 patent:

1. 4575748 - Semiconductor device

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12/16/2025
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