Growing community of inventors

Tokyo, Japan

Hirosuke Katsumi

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 11

Hirosuke Katsumi ↔ Yoshio Matsumoto (3 patents)Hirosuke Katsumi ↔ Fumio Fukuchi (3 patents)Hirosuke Katsumi ↔ Michinaga Kono (3 patents)Hirosuke KatsumiHirosuke Katsumi (3 patents)Yoshio MatsumotoYoshio Matsumoto (10 patents)Fumio FukuchiFumio Fukuchi (4 patents)Michinaga KonoMichinaga Kono (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (3 from 42,485 patents)


3 patents:

1. D273870 - Industrial robot

2. D271770 - Industrial robot

3. D268587 - Industrial robot

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as of
12/8/2025
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