Growing community of inventors

Tsukuba, Japan

Makoto Ikeda

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 = 3

Makoto IkedaToshihiko Kaneko (3 patents)Makoto IkedaSeiichiro Nomoto (3 patents)Makoto IkedaNaoyuki Shimomura (3 patents)Makoto IkedaTakashi Yamanaka (3 patents)Makoto IkedaMakoto Okita (3 patents)Makoto IkedaIeharu Hishinuma (3 patents)Makoto IkedaJunichi Nagakawa (3 patents)Makoto IkedaTsuneo Wakabayashi (3 patents)Makoto IkedaKazuo Hirota (3 patents)Makoto IkedaKaname Miyamoto (3 patents)Makoto IkedaToru Horie (3 patents)Makoto IkedaYoshitake Ogata (3 patents)Makoto IkedaMakoto Ikeda (3 patents)Toshihiko KanekoToshihiko Kaneko (65 patents)Seiichiro NomotoSeiichiro Nomoto (32 patents)Naoyuki ShimomuraNaoyuki Shimomura (31 patents)Takashi YamanakaTakashi Yamanaka (27 patents)Makoto OkitaMakoto Okita (24 patents)Ieharu HishinumaIeharu Hishinuma (20 patents)Junichi NagakawaJunichi Nagakawa (18 patents)Tsuneo WakabayashiTsuneo Wakabayashi (15 patents)Kazuo HirotaKazuo Hirota (14 patents)Kaname MiyamotoKaname Miyamoto (9 patents)Toru HorieToru Horie (7 patents)Yoshitake OgataYoshitake Ogata (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Eisai Company, Limited (3 from 677 patents)


3 patents:

1. 5475024 - Benzodioxole derivatives

2. 5292901 - Benzodioxole derivatives

3. 5110956 - Benzodioxale derivatives

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as of
1/8/2026
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