Growing community of inventors

Bunkyo, Japan

Keisei Kimura

Average Co-Inventor Count = 2.00

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 = 3

Keisei KimuraShinichi Fukuzono (1 patent)Keisei KimuraKeisei Kimura (1 patent)Shinichi FukuzonoShinichi Fukuzono (18 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,517 patents)


1 patent:

1. 6458582 - Reactor with flat plate cover and wound sheet material

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as of
1/11/2026
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