Growing community of inventors

Ibaraki, Japan

Osamu Takenaka

Average Co-Inventor Count = 13.00

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 = 2

Osamu Takenaka ↔ Toshihiko Kaneko (1 patent)Osamu Takenaka ↔ Tetsuya Kawahara (1 patent)Osamu Takenaka ↔ Kenzo Muramoto (1 patent)Osamu Takenaka ↔ Richard S Clark (1 patent)Osamu Takenaka ↔ Fumihiro Ozaki (1 patent)Osamu Takenaka ↔ Kazuo Okano (1 patent)Osamu Takenaka ↔ Atsushi Kamada (1 patent)Osamu Takenaka ↔ Norihito Ohi (1 patent)Osamu Takenaka ↔ Hiromitsu Yokohama (1 patent)Osamu Takenaka ↔ Tohru Arai (1 patent)Osamu Takenaka ↔ Masayoshi Ohkuro (1 patent)Osamu Takenaka ↔ Jiro Sonoda (1 patent)Osamu TakenakaOsamu Takenaka (1 patent)Toshihiko KanekoToshihiko Kaneko (65 patents)Tetsuya KawaharaTetsuya Kawahara (27 patents)Kenzo MuramotoKenzo Muramoto (27 patents)Richard S ClarkRichard S Clark (27 patents)Fumihiro OzakiFumihiro Ozaki (27 patents)Kazuo OkanoKazuo Okano (25 patents)Atsushi KamadaAtsushi Kamada (15 patents)Norihito OhiNorihito Ohi (10 patents)Hiromitsu YokohamaHiromitsu Yokohama (7 patents)Tohru AraiTohru Arai (3 patents)Masayoshi OhkuroMasayoshi Ohkuro (3 patents)Jiro SonodaJiro Sonoda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Eisai Company, Limited (1 from 677 patents)


1 patent:

1. 6518423 - Benzopiperidine derivatives

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