Growing community of inventors

Utsunomiya, Japan

Johshin Okada

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 = 32

Johshin Okada ↔ Yukitaka Tanaka (1 patent)Johshin Okada ↔ Minoru Nakamura (1 patent)Johshin Okada ↔ Kenji Mansho (1 patent)Johshin OkadaJohshin Okada (1 patent)Yukitaka TanakaYukitaka Tanaka (14 patents)Minoru NakamuraMinoru Nakamura (2 patents)Kenji ManshoKenji Mansho (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Corporation (1 from 3,600 patents)


1 patent:

1. 4837214 - Suppository and base thereof

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12/8/2025
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