Growing community of inventors

Hitachi, Japan

Shunzoo Tomioka

Average Co-Inventor Count = 5.00

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 = 13

Shunzoo Tomioka ↔ Hiroaki Yoda (1 patent)Shunzoo Tomioka ↔ Kinpei Okano (1 patent)Shunzoo Tomioka ↔ Masaaki Nakano (1 patent)Shunzoo Tomioka ↔ Kousaku Shimizu (1 patent)Shunzoo TomiokaShunzoo Tomioka (1 patent)Hiroaki YodaHiroaki Yoda (15 patents)Kinpei OkanoKinpei Okano (10 patents)Masaaki NakanoMasaaki Nakano (9 patents)Kousaku ShimizuKousaku Shimizu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 4545741 - Vertical motor pump

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as of
12/7/2025
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