Growing community of inventors

Tsukuba-shi Ibaraki, Japan

Kumada Hiroaki

Average Co-Inventor Count = 1.00

ph-index = NA

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 = 0

Kumada Hiroaki ↔ Nakamura Tetsuyuki (0 patent)Kumada Hiroaki ↔ Ikeda Takeshi (0 patent)Kumada Hiroaki ↔ Shigeoka Takuji (0 patent)Kumada HiroakiKumada Hiroaki (0 patent)Nakamura TetsuyukiNakamura Tetsuyuki (0 patent)Ikeda TakeshiIkeda Takeshi (0 patent)Shigeoka TakujiShigeoka Takuji (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. University of Tsukuba (177 patents)

2. Daico Mfg Co., Ltd. (4 patents)

3. Techno Eye Corporation (2 patents)


0 patent:

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12/20/2025
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