Growing community of inventors

Cyofu, Japan

Takahiro Katayanagi

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 = 81

Takahiro Katayanagi ↔ Akira Ishibashi (1 patent)Takahiro Katayanagi ↔ Makoto Kobayashi (1 patent)Takahiro Katayanagi ↔ Shuji Soga (1 patent)Takahiro Katayanagi ↔ Tetsuo Kusuzaki (1 patent)Takahiro Katayanagi ↔ Katsufumi Mihara (1 patent)Takahiro KatayanagiTakahiro Katayanagi (1 patent)Akira IshibashiAkira Ishibashi (118 patents)Makoto KobayashiMakoto Kobayashi (25 patents)Shuji SogaShuji Soga (9 patents)Tetsuo KusuzakiTetsuo Kusuzaki (7 patents)Katsufumi MiharaKatsufumi Mihara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 6321983 - Method for managing life cycles and system for the same

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12/28/2025
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