Growing community of inventors

Tokyo, Japan

Yoshitsugu Takahashi

Average Co-Inventor Count = 2.00

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 = 7

Yoshitsugu TakahashiRyousuke Ito (1 patent)Yoshitsugu TakahashiYoshitsugu Takahashi (1 patent)Ryousuke ItoRyousuke Ito (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Topcon (1 from 1,033 patents)


1 patent:

1. 7909462 - Ophthalmologic apparatus

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as of
12/17/2025
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