Growing community of inventors

Shizuoka, Japan

Eiji Hayakawa

Average Co-Inventor Count = 5.22

ph-index = 10

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 = 283

Eiji HayakawaKunio Ito (9 patents)Eiji HayakawaKiyoshi Morimoto (7 patents)Eiji HayakawaYasushi Watanabe (5 patents)Eiji HayakawaSanji Tokuno (5 patents)Eiji HayakawaMotohiro Ohta (5 patents)Eiji HayakawaTokuyuki Kuroda (3 patents)Eiji HayakawaYasuhiro Ishikawa (3 patents)Eiji HayakawaMasashi Nakakura (3 patents)Eiji HayakawaShigemitsu Miura (3 patents)Eiji HayakawaMakoto Kigoshi (2 patents)Eiji HayakawaTomoaki Masada (2 patents)Eiji HayakawaYasuhiko Ueno (2 patents)Eiji HayakawaJunichi Miyabe (2 patents)Eiji HayakawaYuji Iwase (1 patent)Eiji HayakawaHiroyuki Morimoto (1 patent)Eiji HayakawaJohn M Yanni (1 patent)Eiji HayakawaShunji Ichikawa (1 patent)Eiji HayakawaStella M Robertson (1 patent)Eiji HayakawaKatsuichi Shuto (1 patent)Eiji HayakawaKuniaki Sakato (1 patent)Eiji HayakawaYoichiro Yotsuya (1 patent)Eiji HayakawaYuji Ueno (1 patent)Eiji HayakawaAkihiro Uchida (1 patent)Eiji HayakawaToshiyuki Oota (1 patent)Eiji HayakawaTomohiko Goto (1 patent)Eiji HayakawaKazuki Asanome (1 patent)Eiji HayakawaToshiro Ochiai (1 patent)Eiji HayakawaNoboru Aoki (1 patent)Eiji HayakawaKazutoshi Kuroda (1 patent)Eiji HayakawaMitsuru Terajima (1 patent)Eiji HayakawaHirotake Naganuma (1 patent)Eiji HayakawaEiji Hayakawa (15 patents)Kunio ItoKunio Ito (13 patents)Kiyoshi MorimotoKiyoshi Morimoto (85 patents)Yasushi WatanabeYasushi Watanabe (21 patents)Sanji TokunoSanji Tokuno (10 patents)Motohiro OhtaMotohiro Ohta (7 patents)Tokuyuki KurodaTokuyuki Kuroda (8 patents)Yasuhiro IshikawaYasuhiro Ishikawa (4 patents)Masashi NakakuraMasashi Nakakura (3 patents)Shigemitsu MiuraShigemitsu Miura (3 patents)Makoto KigoshiMakoto Kigoshi (5 patents)Tomoaki MasadaTomoaki Masada (4 patents)Yasuhiko UenoYasuhiko Ueno (3 patents)Junichi MiyabeJunichi Miyabe (2 patents)Yuji IwaseYuji Iwase (107 patents)Hiroyuki MorimotoHiroyuki Morimoto (89 patents)John M YanniJohn M Yanni (53 patents)Shunji IchikawaShunji Ichikawa (21 patents)Stella M RobertsonStella M Robertson (19 patents)Katsuichi ShutoKatsuichi Shuto (19 patents)Kuniaki SakatoKuniaki Sakato (3 patents)Yoichiro YotsuyaYoichiro Yotsuya (2 patents)Yuji UenoYuji Ueno (2 patents)Akihiro UchidaAkihiro Uchida (2 patents)Toshiyuki OotaToshiyuki Oota (1 patent)Tomohiko GotoTomohiko Goto (1 patent)Kazuki AsanomeKazuki Asanome (1 patent)Toshiro OchiaiToshiro Ochiai (1 patent)Noboru AokiNoboru Aoki (1 patent)Kazutoshi KurodaKazutoshi Kuroda (1 patent)Mitsuru TerajimaMitsuru Terajima (1 patent)Hirotake NaganumaHirotake Naganuma (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kyowa Hakko Kogyo Co., Ltd. (10 from 730 patents)

2. Kyowa Hakko Kirin Co., Limited (5 from 272 patents)

3. Alcon Laboratories, Inc. (1 from 449 patents)


15 patents:

1. 8956650 - Intrabuccally rapidly disintegrating tablet and a production method of the tablets

2. 8945618 - Intrabuccally rapidly disintegrating tablet and a production method of the tablets

3. 8357396 - Intrabuccally rapidly disintegrating tablet and a production method of the tablets

4. 8071128 - Intrabuccally rapidly disintegrating tablet and a production method of the tablets

5. 7541363 - Microcrystal

6. 6964779 - Tablet manufacturing method and tablet

7. 6637596 - Press-through pack, sealing sheet for press-through pack, and preparation method of tablet

8. 6432534 - Process for the production of tablets and tablets

9. 6342248 - Dividable tablet and press-through pack

10. 6294151 - Isotopic urea tablets

11. 6254889 - Solid dispersion dosage form of amorphous xanthine derivative and enteric-coating polymer

12. 5977109 - Method for stabilizing compound DX-52-1 and lyophilized composition

13. 5703080 - Method for stabilizing duocarmycin derivatives

14. 5641805 - Topical ophthalmic formulations for treating allergic eye diseases

15. 5011824 - Rectal motilin preparation

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12/6/2025
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