Growing community of inventors

Tokyo, Japan

Hideya Katayama

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 = 4

Hideya Katayama ↔ Shinji Yamamori (1 patent)Hideya Katayama ↔ Hidehiro Hosaka (1 patent)Hideya Katayama ↔ Kohei Ono (1 patent)Hideya Katayama ↔ Tadashi Nakayama (1 patent)Hideya Katayama ↔ Yoji Sato (1 patent)Hideya KatayamaHideya Katayama (1 patent)Shinji YamamoriShinji Yamamori (33 patents)Hidehiro HosakaHidehiro Hosaka (28 patents)Kohei OnoKohei Ono (19 patents)Tadashi NakayamaTadashi Nakayama (14 patents)Yoji SatoYoji Sato (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nihon Kohden Corporation (1 from 557 patents)


1 patent:

1. 5179620 - Structure of needle-type lens

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