Growing community of inventors

Tokyo, Japan

Nobuo Ikekawa

Average Co-Inventor Count = 2.97

ph-index = 9

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 = 294

Nobuo IkekawaYoko Tanaka (22 patents)Nobuo IkekawaHector Floyd Deluca (19 patents)Nobuo IkekawaYoshiro Kobayashi (18 patents)Nobuo IkekawaHeinrich K Schnoes (4 patents)Nobuo IkekawaTadashi Eguchi (3 patents)Nobuo IkekawaTakeo Taguchi (3 patents)Nobuo IkekawaYutaka Ohira (2 patents)Nobuo IkekawaAtsuhiko Shida (2 patents)Nobuo IkekawaJun-ichi Oshida (2 patents)Nobuo IkekawaMasuo Morisaki (2 patents)Nobuo IkekawaTetsuo Takematsu (1 patent)Nobuo IkekawaMasahiro Tsuji (1 patent)Nobuo IkekawaKatsuhiko Iseki (1 patent)Nobuo IkekawaYoji Tachibana (1 patent)Nobuo IkekawaShinji Yokoyama (1 patent)Nobuo IkekawaSei-ichi Hayashi (1 patent)Nobuo IkekawaTadashi Hohjoh (1 patent)Nobuo IkekawaVoula Ostrem (1 patent)Nobuo IkekawaTadabumi Nagai (1 patent)Nobuo IkekawaNobuo Ikekawa (32 patents)Yoko TanakaYoko Tanaka (32 patents)Hector Floyd DelucaHector Floyd Deluca (362 patents)Yoshiro KobayashiYoshiro Kobayashi (27 patents)Heinrich K SchnoesHeinrich K Schnoes (100 patents)Tadashi EguchiTadashi Eguchi (47 patents)Takeo TaguchiTakeo Taguchi (10 patents)Yutaka OhiraYutaka Ohira (23 patents)Atsuhiko ShidaAtsuhiko Shida (4 patents)Jun-ichi OshidaJun-ichi Oshida (2 patents)Masuo MorisakiMasuo Morisaki (2 patents)Tetsuo TakematsuTetsuo Takematsu (61 patents)Masahiro TsujiMasahiro Tsuji (11 patents)Katsuhiko IsekiKatsuhiko Iseki (6 patents)Yoji TachibanaYoji Tachibana (5 patents)Shinji YokoyamaShinji Yokoyama (5 patents)Sei-ichi HayashiSei-ichi Hayashi (2 patents)Tadashi HohjohTadashi Hohjoh (2 patents)Voula OstremVoula Ostrem (1 patent)Tadabumi NagaiTadabumi Nagai (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Wisconsin Alumni Research Foundation (18 from 4,123 patents)

2. Daikin Industries, Ltd. (4 from 4,273 patents)

3. Taisho Pharmaceutical Co., Ltd. (4 from 314 patents)

4. Nippon Kayaku Kabushiki Kaisha (2 from 775 patents)

5. Yamanouchi Pharmaceutical Company Ltd. (2 from 329 patents)

6. Nisshin Flour Milling Co., Ltd. (1 from 200 patents)

7. Tama Biochemical Co., Ltd. (1 from 7 patents)

8. Howard W. Bremer (1 from 1 patent)


32 patents:

1. 5278155 - Fluorine-containing vitamin D.sub.3 analogues and cell

2. 5210237 - Vitamin D.sub.3 analogues

3. 5206230 - Fluorine-containing vitamin D3 analogues and pharmaceutical composition

4. 5200536 - Fluorine-containing vitamin D3 analogues

5. 5157135 - 1.alpha.,25-dihydroxyvitamin D4 compounds, ergosta-5,7-diene compounds

6. 5047564 - Fluorine-containing vitamin D.sub.2 derivatives

7. 4973721 - Production of novel vitamin D.sub.3 derivatives

8. 4959097 - 23-Phenylsteroids

9. 4897387 - Novel vitamin D.sub.3 derivatives

10. 4868165 - 24,24-difluoro-26,27-dimethylvitamin D.sub.3 derivatives

11. 4857518 - Hydroxylated 24-homo-vitamin D derivatives and methods for preparing same

12. 4851400 - Hydroxylated 26-homo vitamin D derivatives and methods for preparing same

13. 4832875 - Vitamin D.sub.3 derivative

14. 4767442 - Increasing the yield of cereals by means of brassinolide derivatives

15. 4717721 - Sidechain homo-vitamin D compounds with preferential anti-cancer activity

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