Growing community of inventors

Osaka, Japan

Tatsugo Ukegawa

Average Co-Inventor Count = 2.00

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 = 0

Tatsugo UkegawaTadashi Haneishi (1 patent)Tatsugo UkegawaTatsugo Ukegawa (1 patent)Tadashi HaneishiTadashi Haneishi (4 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Nec System Technologies, Ltd. (1 from 13 patents)

2. Nec Biglobe, Ltd. (1 from 11 patents)


1 patent:

1. 8612143 - Passage determination device and passage determination method

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