Growing community of inventors

Osaka, Japan

Kazumasa Kokura

Average Co-Inventor Count = 1.20

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 = 55

Kazumasa KokuraYasunobu Tomiyama (1 patent)Kazumasa KokuraTutomu Fujita (1 patent)Kazumasa KokuraKazumasa Kokura (4 patents)Yasunobu TomiyamaYasunobu Tomiyama (1 patent)Tutomu FujitaTutomu Fujita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Yusoki Co., Ltd. (4 from 22 patents)


4 patents:

1. 6901323 - Cargo handling vehicle

2. 6795187 - Forklift having a light source and lens combination that provides a shaped light beam

3. 6767175 - Forklift

4. 6388748 - Forklift having a light source and lens combination that provide a shaped light beam

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as of
12/9/2025
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