Growing community of inventors

Hiroshima-ken, Japan

Keigo Matsumoto

Average Co-Inventor Count = 3.33

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 = 1

Keigo MatsumotoNobumasa Sato (3 patents)Keigo MatsumotoSei Tomohiro (3 patents)Keigo MatsumotoJunya Okawa (1 patent)Keigo MatsumotoTakaaki Imai (1 patent)Keigo MatsumotoKatsunori Nakashima (1 patent)Keigo MatsumotoSyoichi Nakamoto (1 patent)Keigo MatsumotoKeigo Matsumoto (4 patents)Nobumasa SatoNobumasa Sato (6 patents)Sei TomohiroSei Tomohiro (3 patents)Junya OkawaJunya Okawa (6 patents)Takaaki ImaiTakaaki Imai (4 patents)Katsunori NakashimaKatsunori Nakashima (3 patents)Syoichi NakamotoSyoichi Nakamoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nishikawa Rubber Co., Ltd. (4 from 231 patents)

2. Daio Paper Corporation (1 from 387 patents)


4 patents:

1. 11046831 - Sound-insulating sponge material, vehicle sealing material, and weather strip

2. 6805913 - Paint composition for automotive weather strip and glass run, and process for producing automotive weather strip and glass run

3. 6790479 - Paint composition for automotive weather strip and glass run, and process for producing automotive weather strip and glass run

4. 6590027 - Paint composition for automotive weather strip and glass run, and process for producing automotive weather strip and glass run

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idiyas.com
as of
12/19/2025
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