Growing community of inventors

Ichihara, Japan

Hirofumi Johohji

Average Co-Inventor Count = 8.00

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 = 40

Hirofumi JohohjiAkio Imai (1 patent)Hirofumi JohohjiTsuyoshi Watanabe (1 patent)Hirofumi JohohjiHidenori Hanaoka (1 patent)Hirofumi JohohjiYoshiaki Oda (1 patent)Hirofumi JohohjiMasaaki Nabika (1 patent)Hirofumi JohohjiAkira Miyashita (1 patent)Hirofumi JohohjiHiroaki Katayama (1 patent)Hirofumi JohohjiHirofumi Johohji (1 patent)Akio ImaiAkio Imai (38 patents)Tsuyoshi WatanabeTsuyoshi Watanabe (38 patents)Hidenori HanaokaHidenori Hanaoka (25 patents)Yoshiaki OdaYoshiaki Oda (21 patents)Masaaki NabikaMasaaki Nabika (18 patents)Akira MiyashitaAkira Miyashita (17 patents)Hiroaki KatayamaHiroaki Katayama (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Chemical Company, Limited (1 from 6,892 patents)


1 patent:

1. 6329478 - Transition metal complex, process for producing the same, olefin polymerization catalyst containing the transition metal complex and process for producing olefin polymers

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