Growing community of inventors

Tokushima, Japan

Keisuke Tokuda

Average Co-Inventor Count = 1.62

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 = 45

Keisuke Tokuda ↔ Daisuke Kishikawa (4 patents)Keisuke Tokuda ↔ Naoki Nishiuchi (4 patents)Keisuke TokudaKeisuke Tokuda (7 patents)Daisuke KishikawaDaisuke Kishikawa (11 patents)Naoki NishiuchiNaoki Nishiuchi (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nichia Corporation (7 from 3,086 patents)


7 patents:

1. D662901 - Light emitting diode

2. 7771093 - Light emitting device

3. D612817 - Light emitting diode

4. D587221 - Light emitting diode

5. D580380 - Light emitting diode

6. D572209 - Light emitting diode

7. D569353 - Light emitting diode

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as of
12/20/2025
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