Growing community of inventors

Chofu, Japan

Keiichi Yokoyama

Average Co-Inventor Count = 7.00

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 = 13

Keiichi YokoyamaRajesh Ramanathan (1 patent)Keiichi YokoyamaChristopher Chinwen Yu (1 patent)Keiichi YokoyamaMakoto Fukuda (1 patent)Keiichi YokoyamaYasuhiko Mori (1 patent)Keiichi YokoyamaFumiaki Yagi (1 patent)Keiichi YokoyamaYoshiaki Hara (1 patent)Keiichi YokoyamaKeiichi Yokoyama (1 patent)Rajesh RamanathanRajesh Ramanathan (51 patents)Christopher Chinwen YuChristopher Chinwen Yu (31 patents)Makoto FukudaMakoto Fukuda (13 patents)Yasuhiko MoriYasuhiko Mori (13 patents)Fumiaki YagiFumiaki Yagi (4 patents)Yoshiaki HaraYoshiaki Hara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Microsoft Technology Licensing, LLC (1 from 54,657 patents)


1 patent:

1. 8005904 - Electronic business card exchange system and method

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12/10/2025
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