Growing community of inventors

Tokyo, Japan

Hiroyuki Koike

Average Co-Inventor Count = 4.23

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 = 404

Hiroyuki KoikeSadao Ishihara (9 patents)Hiroyuki KoikeHiroaki Yanagisawa (7 patents)Hiroyuki KoikeFujio Saito (7 patents)Hiroyuki KoikeYasuhiro Morisawa (6 patents)Hiroyuki KoikeMitsuru Kataoka (6 patents)Hiroyuki KoikeTakuro Kanazaki (6 patents)Hiroyuki KoikeHaruhiko Higuchi (5 patents)Hiroyuki KoikeYasuteru Iijima (5 patents)Hiroyuki KoikeFumitoshi Asai (5 patents)Hiroyuki KoikeHiroshi Nishino (5 patents)Hiroyuki KoikeYasuo Shimoji (5 patents)Hiroyuki KoikeToshio Sada (5 patents)Hiroyuki KoikeTakao Yoshioka (4 patents)Hiroyuki KoikeKoichi Fujimoto (4 patents)Hiroyuki KoikeHiroshi Mizuno (4 patents)Hiroyuki KoikeYasuo Kitajima (4 patents)Hiroyuki KoikeShigeki Miyake (4 patents)Hiroyuki KoikeTakeo Mutoh (4 patents)Hiroyuki KoikeTeruhiko Inoue (3 patents)Hiroyuki KoikeTeiichiro Koga (3 patents)Hiroyuki KoikeAtsuhiro Sugidachi (3 patents)Hiroyuki KoikeAkiko Ando (3 patents)Hiroyuki KoikeYuichiro Yabe (3 patents)Hiroyuki KoikeYoshiya Amemiya (3 patents)Hiroyuki KoikeTatsuo Kokubu (3 patents)Hiroyuki KoikeKunio Hiwada (3 patents)Hiroyuki KoikeHidekuni Takahagi (3 patents)Hiroyuki KoikeAkira Yoshida (2 patents)Hiroyuki KoikeNaoki Tanaka (2 patents)Hiroyuki KoikeNorio Nakamura (2 patents)Hiroyuki KoikeTomio Kimura (2 patents)Hiroyuki KoikeShigeyoshi Nishino (2 patents)Hiroyuki KoikeTakeshi Oshima (2 patents)Hiroyuki KoikeYoshio Tsujita (2 patents)Hiroyuki KoikeIchiro Hayakawa (2 patents)Hiroyuki KoikeHiroshi Kogen (2 patents)Hiroyuki KoikeEiichi Kitazawa (2 patents)Hiroyuki KoikeHiroshi Fukumi (2 patents)Hiroyuki KoikeYasunori Tsuzaki (2 patents)Hiroyuki KoikeYoshiya Muraki (2 patents)Hiroyuki KoikeYasunobu Sato (2 patents)Hiroyuki KoikeSeiji Kumakura (2 patents)Hiroyuki KoikeMasafumi Yoshimoto (2 patents)Hiroyuki KoikeKoza Oda (2 patents)Hiroyuki KoikeYoshio Iizuka (1 patent)Hiroyuki KoikeHiroyoshi Horikoshi (1 patent)Hiroyuki KoikeToshihiko Fujiwara (1 patent)Hiroyuki KoikeShinsaku Kobayashi (1 patent)Hiroyuki KoikeNobuyoshi Iwata (1 patent)Hiroyuki KoikeTakashi Kasai (1 patent)Hiroyuki KoikeToshihiko Hashimoto (1 patent)Hiroyuki KoikeMitsuo Sugiyama (1 patent)Hiroyuki KoikeKatsunori Takata (1 patent)Hiroyuki KoikeTakanori Takebe (1 patent)Hiroyuki KoikeShinji Yoshioka (1 patent)Hiroyuki KoikeKenji Yoneda (1 patent)Hiroyuki KoikeRyo Iwamura (1 patent)Hiroyuki KoikeTaketoshi Ogawa (1 patent)Hiroyuki KoikeJun-ichiro Kita (1 patent)Hiroyuki KoikeKuniyuki Tomita (1 patent)Hiroyuki KoikeHideki Miyazaki (1 patent)Hiroyuki KoikeToshihiko Ikeda (1 patent)Hiroyuki KoikeTomiyoshi Ito (1 patent)Hiroyuki KoikeTatsuo Tanimoto (1 patent)Hiroyuki KoikeNobuaki Kitahara (1 patent)Hiroyuki KoikeYasuo Simoji (1 patent)Hiroyuki KoikeHitoshi Nagahori (1 patent)Hiroyuki KoikeNobuyuki Ookawa (1 patent)Hiroyuki KoikeTakeshi Oshmia (1 patent)Hiroyuki KoikeHidekazu Masuko (1 patent)Hiroyuki KoikeHiroyuki Koike (41 patents)Sadao IshiharaSadao Ishihara (20 patents)Hiroaki YanagisawaHiroaki Yanagisawa (38 patents)Fujio SaitoFujio Saito (9 patents)Yasuhiro MorisawaYasuhiro Morisawa (19 patents)Mitsuru KataokaMitsuru Kataoka (17 patents)Takuro KanazakiTakuro Kanazaki (6 patents)Haruhiko HiguchiHaruhiko Higuchi (30 patents)Yasuteru IijimaYasuteru Iijima (16 patents)Fumitoshi AsaiFumitoshi Asai (12 patents)Hiroshi NishinoHiroshi Nishino (12 patents)Yasuo ShimojiYasuo Shimoji (11 patents)Toshio SadaToshio Sada (8 patents)Takao YoshiokaTakao Yoshioka (53 patents)Koichi FujimotoKoichi Fujimoto (23 patents)Hiroshi MizunoHiroshi Mizuno (15 patents)Yasuo KitajimaYasuo Kitajima (12 patents)Shigeki MiyakeShigeki Miyake (7 patents)Takeo MutohTakeo Mutoh (5 patents)Teruhiko InoueTeruhiko Inoue (20 patents)Teiichiro KogaTeiichiro Koga (10 patents)Atsuhiro SugidachiAtsuhiro Sugidachi (9 patents)Akiko AndoAkiko Ando (8 patents)Yuichiro YabeYuichiro Yabe (8 patents)Yoshiya AmemiyaYoshiya Amemiya (6 patents)Tatsuo KokubuTatsuo Kokubu (5 patents)Kunio HiwadaKunio Hiwada (5 patents)Hidekuni TakahagiHidekuni Takahagi (3 patents)Akira YoshidaAkira Yoshida (114 patents)Naoki TanakaNaoki Tanaka (59 patents)Norio NakamuraNorio Nakamura (43 patents)Tomio KimuraTomio Kimura (42 patents)Shigeyoshi NishinoShigeyoshi Nishino (29 patents)Takeshi OshimaTakeshi Oshima (24 patents)Yoshio TsujitaYoshio Tsujita (17 patents)Ichiro HayakawaIchiro Hayakawa (11 patents)Hiroshi KogenHiroshi Kogen (11 patents)Eiichi KitazawaEiichi Kitazawa (10 patents)Hiroshi FukumiHiroshi Fukumi (9 patents)Yasunori TsuzakiYasunori Tsuzaki (8 patents)Yoshiya MurakiYoshiya Muraki (6 patents)Yasunobu SatoYasunobu Sato (5 patents)Seiji KumakuraSeiji Kumakura (3 patents)Masafumi YoshimotoMasafumi Yoshimoto (3 patents)Koza OdaKoza Oda (2 patents)Yoshio IizukaYoshio Iizuka (73 patents)Hiroyoshi HorikoshiHiroyoshi Horikoshi (30 patents)Toshihiko FujiwaraToshihiko Fujiwara (28 patents)Shinsaku KobayashiShinsaku Kobayashi (16 patents)Nobuyoshi IwataNobuyoshi Iwata (10 patents)Takashi KasaiTakashi Kasai (9 patents)Toshihiko HashimotoToshihiko Hashimoto (9 patents)Mitsuo SugiyamaMitsuo Sugiyama (8 patents)Katsunori TakataKatsunori Takata (6 patents)Takanori TakebeTakanori Takebe (6 patents)Shinji YoshiokaShinji Yoshioka (6 patents)Kenji YonedaKenji Yoneda (5 patents)Ryo IwamuraRyo Iwamura (5 patents)Taketoshi OgawaTaketoshi Ogawa (4 patents)Jun-ichiro KitaJun-ichiro Kita (4 patents)Kuniyuki TomitaKuniyuki Tomita (2 patents)Hideki MiyazakiHideki Miyazaki (2 patents)Toshihiko IkedaToshihiko Ikeda (2 patents)Tomiyoshi ItoTomiyoshi Ito (1 patent)Tatsuo TanimotoTatsuo Tanimoto (1 patent)Nobuaki KitaharaNobuaki Kitahara (1 patent)Yasuo SimojiYasuo Simoji (1 patent)Hitoshi NagahoriHitoshi Nagahori (1 patent)Nobuyuki OokawaNobuyuki Ookawa (1 patent)Takeshi OshmiaTakeshi Oshmia (1 patent)Hidekazu MasukoHidekazu Masuko (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sankyo Company, Limited (32 from 613 patents)

2. Citizen Watch Company, Ltd. (5 from 2,002 patents)

3. Ube Industries, Inc. (4 from 1,432 patents)

4. Nec Corporation (1 from 35,705 patents)

5. Cincinnati Children's Hospital Medical Center (1 from 396 patents)

6. Fukuda Denshi Co., Ltd. (1 from 51 patents)

7. Fukuda Densky Co, Ltd. (1 from 1 patent)


41 patents:

1. 12421500 - Hepato-biliary-pancreatic tissues and methods of making same

2. 6477114 - Electronic timepiece with calendar device

3. 6385136 - Electronic timepiece with calendar month-end non-correction device

4. 6278661 - Electronic timepiece with calendar month-end non-correction device

5. 6240052 - Electronic watch with calendar

6. 6087379 - Cyclic amine derivatives

7. 6046964 - Electronic timepiece provided with a calendar

8. 5843983 - Diphenylethane compounds containing a saturated heterocyclic group,

9. 5705527 - Amino acid derivatives

10. 5646171 - Angiotensin II antagonist 1-biphenylmethylimidazole compounds and their

11. 5616599 - Angiotensin II antagosist 1-biphenylmethylimidazole compounds and their

12. 5614550 - Amide and urea derivatives having anti-hypercholesteremic activity,

13. 5614542 - Thiazolidine derivatives having anti-hypertensive activity and their

14. 5580893 - Nitroxyalkylamide derivatives

15. 5556864 - .alpha.-.omega.-diarylalkane compounds serotonin-2 receptor agonists

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/28/2025
Loading…