Growing community of inventors

Tokyo, Japan

Yoshio Tsukamoto

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 = 4

Yoshio TsukamotoIsamu Akasaki (1 patent)Yoshio TsukamotoNobuhide Matsuda (1 patent)Yoshio TsukamotoMasaaki Ohsima (1 patent)Yoshio TsukamotoMichio Matsuki (1 patent)Yoshio TsukamotoHiromichi Kagi (1 patent)Yoshio TsukamotoHidehalu Fukazawa (1 patent)Yoshio TsukamotoYoshio Tsukamoto (1 patent)Isamu AkasakiIsamu Akasaki (11 patents)Nobuhide MatsudaNobuhide Matsuda (6 patents)Masaaki OhsimaMasaaki Ohsima (2 patents)Michio MatsukiMichio Matsuki (2 patents)Hiromichi KagiHiromichi Kagi (1 patent)Hidehalu FukazawaHidehalu Fukazawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Graphic Communication Systems, Inc. (1 from 191 patents)

2. Matsushita Electric Ind. Co., Ltd. (1 from 13 patents)


1 patent:

1. 4325070 - Recording head for facsimile receivers

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as of
12/12/2025
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