Growing community of inventors

Takasago, Japan

Hiroshi Yamamura

Average Co-Inventor Count = 5.00

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 = 6

Hiroshi YamamuraKiyoshi Watanabe (1 patent)Hiroshi YamamuraJunzo Hasegawa (1 patent)Hiroshi YamamuraShigeki Hamaguchi (1 patent)Hiroshi YamamuraHajime Kawaharada (1 patent)Hiroshi YamamuraHiroshi Yamamura (1 patent)Kiyoshi WatanabeKiyoshi Watanabe (48 patents)Junzo HasegawaJunzo Hasegawa (30 patents)Shigeki HamaguchiShigeki Hamaguchi (12 patents)Hajime KawaharadaHajime Kawaharada (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kanegafuchi Kagaku Kogyo Kabushiki Kaisha (1 from 698 patents)


1 patent:

1. 4588694 - Process for production of optically active oxazolidinone derivative

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12/29/2025
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