Growing community of inventors

Mito, Japan

Hiroshi Otsu

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 = 4

Hiroshi Otsu ↔ Akira Ikegami (1 patent)Hiroshi Otsu ↔ Hirayoshi Tanei (1 patent)Hiroshi Otsu ↔ Shoichi Iwanaga (1 patent)Hiroshi Otsu ↔ Hiromi Isonae (1 patent)Hiroshi OtsuHiroshi Otsu (1 patent)Akira IkegamiAkira Ikegami (55 patents)Hirayoshi TaneiHirayoshi Tanei (15 patents)Shoichi IwanagaShoichi Iwanaga (10 patents)Hiromi IsonaeHiromi Isonae (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,488 patents)


1 patent:

1. 4481813 - Dew sensor

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12/10/2025
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