Growing community of inventors

Ibaraki-ken, Japan

Shigeo Hattri

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 = 34

Shigeo Hattri ↔ Takahiko Kato (1 patent)Shigeo Hattri ↔ Hiroshi Satoh (1 patent)Shigeo Hattri ↔ Yasuo Kondo (1 patent)Shigeo Hattri ↔ Takanobu Mori (1 patent)Shigeo Hattri ↔ Yoshimi Yanai (1 patent)Shigeo HattriShigeo Hattri (1 patent)Takahiko KatoTakahiko Kato (39 patents)Hiroshi SatohHiroshi Satoh (31 patents)Yasuo KondoYasuo Kondo (14 patents)Takanobu MoriTakanobu Mori (10 patents)Yoshimi YanaiYoshimi Yanai (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,496 patents)


1 patent:

1. 5687995 - Shape memory alloy pipe coupling and underwater pipes

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idiyas.com
as of
12/27/2025
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