Growing community of inventors

Osaka, Japan

Hirofumi Ukai

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 = 0

Hirofumi UkaiJiro Fukudome (1 patent)Hirofumi UkaiYoshika Hatasako (1 patent)Hirofumi UkaiShuji Tamaki (1 patent)Hirofumi UkaiHirofumi Ukai (1 patent)Jiro FukudomeJiro Fukudome (11 patents)Yoshika HatasakoYoshika Hatasako (6 patents)Shuji TamakiShuji Tamaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yanmar Holdings Co., Ltd. (1 from 85 patents)


1 patent:

1. 12082502 - Thermoelectric power generation system

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12/11/2025
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