Growing community of inventors

Kyoto Prefecture, Japan

Hisashi Okada

Average Co-Inventor Count = 6.00

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 = 1

Hisashi OkadaNoriyuki Negoro (1 patent)Hisashi OkadaRyuichi Yoshimoto (1 patent)Hisashi OkadaHirokazu Sato (1 patent)Hisashi OkadaKunihiro Fujii (1 patent)Hisashi OkadaSayaka Ishida (1 patent)Hisashi OkadaHisashi Okada (1 patent)Noriyuki NegoroNoriyuki Negoro (12 patents)Ryuichi YoshimotoRyuichi Yoshimoto (10 patents)Hirokazu SatoHirokazu Sato (5 patents)Kunihiro FujiiKunihiro Fujii (5 patents)Sayaka IshidaSayaka Ishida (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shofu Inc. (1 from 100 patents)


1 patent:

1. D641479 - Artificial teeth holder

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1/5/2026
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