Growing community of inventors

Hyogo, Japan

Yoshifumi Ohama

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 = 6

Yoshifumi Ohama ↔ Yasuhiro Miyamoto (1 patent)Yoshifumi Ohama ↔ Yoshihide Chihara (1 patent)Yoshifumi Ohama ↔ Yasufumi Honda (1 patent)Yoshifumi OhamaYoshifumi Ohama (1 patent)Yasuhiro MiyamotoYasuhiro Miyamoto (5 patents)Yoshihide ChiharaYoshihide Chihara (1 patent)Yasufumi HondaYasufumi Honda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Oil Fats Co., Ltd. (1 from 297 patents)


1 patent:

1. 5438080 - Ultraviolet-curable coating composition

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12/13/2025
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