Growing community of inventors

Tokyo, Japan

Haruo Hamaki

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 = 0

Haruo Hamaki ↔ Shinji Sato (1 patent)Haruo Hamaki ↔ Fabinia H Romero (1 patent)Haruo Hamaki ↔ Taro Niki (1 patent)Haruo Hamaki ↔ Yasunori Motegi (1 patent)Haruo Hamaki ↔ Yoshiko Nishijima (1 patent)Haruo HamakiHaruo Hamaki (1 patent)Shinji SatoShinji Sato (2 patents)Fabinia H RomeroFabinia H Romero (1 patent)Taro NikiTaro Niki (1 patent)Yasunori MotegiYasunori Motegi (1 patent)Yoshiko NishijimaYoshiko Nishijima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oiles Corporation (1 from 268 patents)

2. Alpha Kogyo K.k. (1 from 2 patents)


1 patent:

1. 9290670 - Conductive metallic coating material, method of corrosion prevention with conductive metallic coating material, and method of corrosion-preventive repair therewith

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as of
12/7/2025
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