Growing community of inventors

Yokohama, Japan

Ken Kitayama

Average Co-Inventor Count = 4.00

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 = 18

Ken Kitayama ↔ Takafumi Kohama (1 patent)Ken Kitayama ↔ Hitoshi Kurata (1 patent)Ken Kitayama ↔ Keita Kono (1 patent)Ken KitayamaKen Kitayama (1 patent)Takafumi KohamaTakafumi Kohama (9 patents)Hitoshi KurataHitoshi Kurata (8 patents)Keita KonoKeita Kono (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sankyo Company, Limited (1 from 613 patents)


1 patent:

1. 6329405 - Cyclobutene derivatives, their preparation and their therapeutic uses

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as of
12/31/2025
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