Growing community of inventors

Yokohama, Japan

Takao Sakama

Average Co-Inventor Count = 6.00

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 = 11

Takao Sakama ↔ Akio Fujii (1 patent)Takao Sakama ↔ Tetsuo Nishimoto (1 patent)Takao Sakama ↔ Yasuhiro Yanagawa (1 patent)Takao Sakama ↔ Akihiko Nakajima (1 patent)Takao Sakama ↔ Hiroshi Matsuo (1 patent)Takao SakamaTakao Sakama (1 patent)Akio FujiiAkio Fujii (2 patents)Tetsuo NishimotoTetsuo Nishimoto (1 patent)Yasuhiro YanagawaYasuhiro Yanagawa (1 patent)Akihiko NakajimaAkihiko Nakajima (1 patent)Hiroshi MatsuoHiroshi Matsuo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toto Ltd. (1 from 1,192 patents)

2. Koito Industries, Ltd. (1 from 14 patents)


1 patent:

1. 5901383 - Support structure for a toilet cover unit

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/21/2025
Loading…