Growing community of inventors

Ichiharashi, Japan

Ryohichi Yasunaga

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 = 17

Ryohichi Yasunaga ↔ Hiromasa Chiba (1 patent)Ryohichi Yasunaga ↔ Takeshi Suzuki (1 patent)Ryohichi Yasunaga ↔ Hironaka Sekine (1 patent)Ryohichi YasunagaRyohichi Yasunaga (1 patent)Hiromasa ChibaHiromasa Chiba (16 patents)Takeshi SuzukiTakeshi Suzuki (8 patents)Hironaka SekineHironaka Sekine (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chisso Corporation (1 from 1,109 patents)


1 patent:

1. 4245062 - Process for producing propylene-ethylene copolymers

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12/18/2025
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