Growing community of inventors

Akashi, Japan

Hiroyuki Okamoto

Average Co-Inventor Count = 4.79

ph-index = 5

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 = 173

Hiroyuki OkamotoKazumasa Yokoyama (7 patents)Hiroyuki OkamotoTadakazu Suyama (4 patents)Hiroyuki OkamotoYutaka Mizushima (4 patents)Hiroyuki OkamotoYoshio Tsuda (2 patents)Hiroyuki OkamotoKatsuhiro Uchida (2 patents)Hiroyuki OkamotoMasao Tohno (2 patents)Hiroyuki OkamotoSusumu Otomo (2 patents)Hiroyuki OkamotoHironaka Aihara (2 patents)Hiroyuki OkamotoMakoto Okumura (1 patent)Hiroyuki OkamotoYoshinobu Hashimoto (1 patent)Hiroyuki OkamotoMasakazu Iwai (1 patent)Hiroyuki OkamotoKiyonoshin Ichikawa (1 patent)Hiroyuki OkamotoShigetoshi Sugio (1 patent)Hiroyuki OkamotoNoboru Yamada (1 patent)Hiroyuki OkamotoKiichiro Nabeta (1 patent)Hiroyuki OkamotoShozoh Masumoto (1 patent)Hiroyuki OkamotoYoshiaki Konishi (1 patent)Hiroyuki OkamotoHiroyuki Okamoto (7 patents)Kazumasa YokoyamaKazumasa Yokoyama (80 patents)Tadakazu SuyamaTadakazu Suyama (47 patents)Yutaka MizushimaYutaka Mizushima (25 patents)Yoshio TsudaYoshio Tsuda (18 patents)Katsuhiro UchidaKatsuhiro Uchida (8 patents)Masao TohnoMasao Tohno (6 patents)Susumu OtomoSusumu Otomo (5 patents)Hironaka AiharaHironaka Aihara (4 patents)Makoto OkumuraMakoto Okumura (9 patents)Yoshinobu HashimotoYoshinobu Hashimoto (9 patents)Masakazu IwaiMasakazu Iwai (7 patents)Kiyonoshin IchikawaKiyonoshin Ichikawa (3 patents)Shigetoshi SugioShigetoshi Sugio (2 patents)Noboru YamadaNoboru Yamada (2 patents)Kiichiro NabetaKiichiro Nabeta (2 patents)Shozoh MasumotoShozoh Masumoto (1 patent)Yoshiaki KonishiYoshiaki Konishi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Green Cross Corporation (7 from 260 patents)

2. Taisho Pharmaceutical Co., Ltd. (2 from 314 patents)

3. Kaken Pharmaceutical Company, Ltd. (1 from 136 patents)


7 patents:

1. 5171566 - Flurbiprofen derivative ophthalmic preparation

2. 4849451 - Fat emulsion containing prostaglandin

3. 4613505 - Ester of flurbiprofen and emulsion containing the same

4. 4493847 - Fat emulsion containing prostaglandin E.sub.1 and method for production

5. 4280996 - Fat emulsion for intravenous injection

6. 4186253 - Perfusate for preserving organ to be transplanted and preserving method

7. 4049683 - Method of preparing labelled vegetable oil

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as of
12/10/2025
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