Growing community of inventors

Yokohama, Japan

Tsutomu Sakai

Average Co-Inventor Count = 3.00

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 = 6

Tsutomu SakaiTakayuki Mizuki (1 patent)Tsutomu SakaiSetsuya Ohashi (1 patent)Tsutomu SakaiTsutomu Sakai (1 patent)Takayuki MizukiTakayuki Mizuki (7 patents)Setsuya OhashiSetsuya Ohashi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ntt Mobile Communications Network, Inc. (1 from 247 patents)


1 patent:

1. 5777560 - Radio paging system for selective transmission without a separate

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1/7/2026
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