Growing community of inventors

Tokyo, Japan

Tetsuji Otsuka

Average Co-Inventor Count = 5.00

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

Tetsuji OtsukaManabu Shimizu (1 patent)Tetsuji OtsukaChiyo Morisawa (1 patent)Tetsuji OtsukaKoji Hosaka (1 patent)Tetsuji OtsukaYosuke Magaki (1 patent)Tetsuji OtsukaTetsuji Otsuka (1 patent)Manabu ShimizuManabu Shimizu (31 patents)Chiyo MorisawaChiyo Morisawa (1 patent)Koji HosakaKoji Hosaka (1 patent)Yosuke MagakiYosuke Magaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Theone Unicom Pte. Ltd. (1 from 1 patent)

2. Koji Hosaka (1 from 1 patent)


1 patent:

1. 10601741 - Message transmission device and message transmission method

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as of
12/29/2025
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