Growing community of inventors

Shizuoka, Japan

Akihiro Shibuya

Average Co-Inventor Count = 4.17

ph-index = 4

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 = 434

Akihiro Shibuya ↔ Yukinori Sakumoto (5 patents)Akihiro Shibuya ↔ Atsushi Koshimura (5 patents)Akihiro Shibuya ↔ Shigeyuki Yokoyama (5 patents)Akihiro Shibuya ↔ Nobuyuki Nakayama (1 patent)Akihiro ShibuyaAkihiro Shibuya (5 patents)Yukinori SakumotoYukinori Sakumoto (19 patents)Atsushi KoshimuraAtsushi Koshimura (11 patents)Shigeyuki YokoyamaShigeyuki Yokoyama (5 patents)Nobuyuki NakayamaNobuyuki Nakayama (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tomoegawa Paper Co., Inc. (5 from 209 patents)


5 patents:

1. 5891566 - Adhesive tapes

2. 5824182 - Adhesive tapes

3. 5683806 - Adhesive tapes

4. 5277972 - Adhesive tapes

5. 5091251 - Adhesive tapes and semiconductor devices

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as of
12/12/2025
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