Growing community of inventors

Tokyo, Japan

Daichi Kumai

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 12

Daichi KumaiHiroshi Shimada (5 patents)Daichi KumaiKouichi Tanimoto (5 patents)Daichi KumaiJunya Tamura (5 patents)Daichi KumaiDaichi Kumai (5 patents)Hiroshi ShimadaHiroshi Shimada (45 patents)Kouichi TanimotoKouichi Tanimoto (10 patents)Junya TamuraJunya Tamura (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha King Jim (5 from 7 patents)

2. King Jim Co., Ltd. (168 patents)


5 patents:

1. D544032 - Cam member

2. D530368 - Binder

3. D529957 - Binder

4. D526355 - Binder

5. D523475 - Binder

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as of
12/27/2025
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