Growing community of inventors

Chiba, Japan

Kouichi Kodoi

Average Co-Inventor Count = 3.44

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 = 13

Kouichi KodoiShinji Tanaka (6 patents)Kouichi KodoiHidetoshi Ono (4 patents)Kouichi KodoiNaoyoshi Hatakeyama (4 patents)Kouichi KodoiToshihide Yoshitome (3 patents)Kouichi KodoiTakashi Nakagawa (1 patent)Kouichi KodoiAkio Kojima (1 patent)Kouichi KodoiKouichi Kodoi (7 patents)Shinji TanakaShinji Tanaka (17 patents)Hidetoshi OnoHidetoshi Ono (12 patents)Naoyoshi HatakeyamaNaoyoshi Hatakeyama (6 patents)Toshihide YoshitomeToshihide Yoshitome (4 patents)Takashi NakagawaTakashi Nakagawa (18 patents)Akio KojimaAkio Kojima (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Idemitsu Kosan Company, Limited (5 from 2,272 patents)

2. Idemitsu Petrochemical Co., Ltd. (2 from 555 patents)


7 patents:

1. 7470824 - Adamantane derivative and process for producing the same

2. 7423180 - Bis(3-amino-4-hydroxyphenyl)adamantane derivatives and process for production thereof

3. 7402712 - Adamantyl vinyl ether compound and production process for the same

4. 7193106 - Halogenoacetoxyadamantane derivatives and process for production thereof

5. 7084295 - Perfluoroadamantyl acrylate compound and intermediate therefor

6. 7019183 - Process for producing adamantane compound

7. 6833388 - Adamantane derivative

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idiyas.com
as of
1/3/2026
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