Growing community of inventors

Kawasaki, Japan

Toshinobu Hirayama

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

Toshinobu HirayamaMitsuru Sugawara (2 patents)Toshinobu HirayamaTatsuya Sugimoto (2 patents)Toshinobu HirayamaToshiro Yamada (2 patents)Toshinobu HirayamaToshinobu Hirayama (2 patents)Mitsuru SugawaraMitsuru Sugawara (49 patents)Tatsuya SugimotoTatsuya Sugimoto (25 patents)Toshiro YamadaToshiro Yamada (20 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zeon Corporation (2 from 1,237 patents)


2 patents:

1. 7449415 - Gas for plasma reaction and process for producing thereof

2. 6884365 - Gas for plasma reaction and method for production thereof

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as of
12/17/2025
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