Growing community of inventors

Taketoyo, Japan

Tomoyuki Hisada

Average Co-Inventor Count = 9.00

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 = 5

Tomoyuki Hisada ↔ Yasuaki Takada (1 patent)Tomoyuki Hisada ↔ Toshihiko Ohta (1 patent)Tomoyuki Hisada ↔ Yoshihiro Nishikawa (1 patent)Tomoyuki Hisada ↔ Seiji Tanaka (1 patent)Tomoyuki Hisada ↔ Keiko Nakashige (1 patent)Tomoyuki Hisada ↔ Hirofumi Tsutsumi (1 patent)Tomoyuki Hisada ↔ Kenji Kusumoto (1 patent)Tomoyuki Hisada ↔ Akio Torii (1 patent)Tomoyuki HisadaTomoyuki Hisada (1 patent)Yasuaki TakadaYasuaki Takada (70 patents)Toshihiko OhtaToshihiko Ohta (12 patents)Yoshihiro NishikawaYoshihiro Nishikawa (6 patents)Seiji TanakaSeiji Tanaka (5 patents)Keiko NakashigeKeiko Nakashige (3 patents)Hirofumi TsutsumiHirofumi Tsutsumi (2 patents)Kenji KusumotoKenji Kusumoto (2 patents)Akio ToriiAkio Torii (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,485 patents)

2. Nof Corporation (1 from 326 patents)


1 patent:

1. 7091870 - Security system and method of security service business

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12/8/2025
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