Growing community of inventors

Kobe, Japan

Sayaka Nakajima, Legal Representative

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 = 6

Sayaka Nakajima, Legal Representative ↔ Yasuo Tano (1 patent)Sayaka Nakajima, Legal Representative ↔ Eiji Yonezawa (1 patent)Sayaka Nakajima, Legal Representative ↔ Hirokazu Sakaguchi (1 patent)Sayaka Nakajima, Legal Representative ↔ Ryotaro Tano, Legal Representative (1 patent)Sayaka Nakajima, Legal Representative ↔ Kojiro Tano, Legal Representative (1 patent)Sayaka Nakajima, Legal Representative ↔ Ryoko Tano, Legal Representative (1 patent)Sayaka Nakajima, Legal RepresentativeSayaka Nakajima, Legal Representative (1 patent)Yasuo TanoYasuo Tano (13 patents)Eiji YonezawaEiji Yonezawa (12 patents)Hirokazu SakaguchiHirokazu Sakaguchi (2 patents)Ryotaro Tano, Legal RepresentativeRyotaro Tano, Legal Representative (1 patent)Kojiro Tano, Legal RepresentativeKojiro Tano, Legal Representative (1 patent)Ryoko Tano, Legal RepresentativeRyoko Tano, Legal Representative (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nidek Co., Ltd. (1 from 832 patents)


1 patent:

1. 8249716 - Sight regeneration assisting device

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as of
12/20/2025
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