Growing community of inventors

Tokyo, Japan

Yukihiko Mashima

Average Co-Inventor Count = 2.43

ph-index = 2

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 = 12

Yukihiko MashimaRyuji Ueno (2 patents)Yukihiko MashimaAkio Siranita (2 patents)Yukihiko MashimaHiroyoshi Osama (1 patent)Yukihiko MashimaYoshihisa Oguchi (1 patent)Yukihiko MashimaTomihiko Tanino (1 patent)Yukihiko MashimaYoshiki Hiida (1 patent)Yukihiko MashimaTohru Hirato (1 patent)Yukihiko MashimaYukihiko Mashima (4 patents)Ryuji UenoRyuji Ueno (151 patents)Akio SiranitaAkio Siranita (2 patents)Hiroyoshi OsamaHiroyoshi Osama (10 patents)Yoshihisa OguchiYoshihisa Oguchi (2 patents)Tomihiko TaninoTomihiko Tanino (1 patent)Yoshiki HiidaYoshiki Hiida (1 patent)Tohru HiratoTohru Hirato (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. R-tech Ueno, Ltd. (3 from 55 patents)

2. Sucampo Ag (1 from 59 patents)


4 patents:

1. 9205154 - Method for screening an agent being useful for the treatment of dry eye and/or corneal and conjunctival lesion and a pharmaceutical composition obtained by the method

2. 8871995 - Method for screening an agent being useful for the treatment of dry eye and/or corneal and conjunctival lesion and pharmaceutical composition obtained by the method

3. 7129272 - Apoptosis inhibitor

4. 5773471 - Treatment of optic nerve disorder with prostanoic acid compounds

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as of
12/18/2025
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