Growing community of inventors

Tanashi, Japan

Koichi Nakajima

Average Co-Inventor Count = 3.25

ph-index = 3

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 = 64

Koichi NakajimaMasaru Yoshida (1 patent)Koichi NakajimaAkira Tsuzuki (1 patent)Koichi NakajimaHideshi Ohno (1 patent)Koichi NakajimaShigeru Futakami (1 patent)Koichi NakajimaToshiaki Oguchi (1 patent)Koichi NakajimaSatoshi Kimura (1 patent)Koichi NakajimaAkira Miyajima (1 patent)Koichi NakajimaHidetaka Tsuchiya (1 patent)Koichi NakajimaKotaro Takahashi (1 patent)Koichi NakajimaRyuzo Tanaka (1 patent)Koichi NakajimaHisao Ishigaki (1 patent)Koichi NakajimaTakashi Ogura (1 patent)Koichi NakajimaHiroya Sakamoto (1 patent)Koichi NakajimaKoichi Nakajima (3 patents)Masaru YoshidaMasaru Yoshida (33 patents)Akira TsuzukiAkira Tsuzuki (17 patents)Hideshi OhnoHideshi Ohno (14 patents)Shigeru FutakamiShigeru Futakami (11 patents)Toshiaki OguchiToshiaki Oguchi (9 patents)Satoshi KimuraSatoshi Kimura (7 patents)Akira MiyajimaAkira Miyajima (6 patents)Hidetaka TsuchiyaHidetaka Tsuchiya (6 patents)Kotaro TakahashiKotaro Takahashi (5 patents)Ryuzo TanakaRyuzo Tanaka (4 patents)Hisao IshigakiHisao Ishigaki (3 patents)Takashi OguraTakashi Ogura (2 patents)Hiroya SakamotoHiroya Sakamoto (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Citizen Watch Company, Ltd. (3 from 2,002 patents)


3 patents:

1. 4652932 - Liquid crystal display television receiver

2. 4291402 - Plastic watch case

3. 4186552 - Wristwatch case

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/9/2025
Loading…