Growing community of inventors

Tokyo, Japan

Tatsuya Kumada

Average Co-Inventor Count = 4.07

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 = 2

Tatsuya KumadaTetsuyuki Shirakawa (4 patents)Tatsuya KumadaTakahiro Fukui (3 patents)Tatsuya KumadaSatoru Matsumoto (2 patents)Tatsuya KumadaHiroyuki Izawa (2 patents)Tatsuya KumadaYusuke Asakawa (2 patents)Tatsuya KumadaTatsuya Kumada (4 patents)Tetsuyuki ShirakawaTetsuyuki Shirakawa (9 patents)Takahiro FukuiTakahiro Fukui (9 patents)Satoru MatsumotoSatoru Matsumoto (13 patents)Hiroyuki IzawaHiroyuki Izawa (5 patents)Yusuke AsakawaYusuke Asakawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Showa Denko Materials Co., Ltd. (3 from 139 patents)

2. Resonac Corporation (1 from 289 patents)


4 patents:

1. 12163073 - Connected electronic members

2. 11414573 - Adhesive composition

3. 11319466 - Adhesive film

4. 11242472 - Adhesive film

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as of
12/16/2025
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