Growing community of inventors

Yokohama, Japan

Osamu Iwamoto

Average Co-Inventor Count = 4.87

ph-index = 7

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 = 185

Osamu IwamotoYasuyuki Ogawa (10 patents)Osamu IwamotoKeiji Saito (9 patents)Osamu IwamotoKatsuyoshi Nakajima (9 patents)Osamu IwamotoNobuya Kurikawa (9 patents)Osamu IwamotoKazumasa Aoki (8 patents)Osamu IwamotoToru Taniguchi (8 patents)Osamu IwamotoKaori Ito (8 patents)Osamu IwamotoEriko Kioi (8 patents)Osamu IwamotoShinji Tanaka (7 patents)Osamu IwamotoNatsumi Nishihama (7 patents)Osamu IwamotoWataru Saitoh (7 patents)Osamu IwamotoMomoko Ogitani (7 patents)Osamu IwamotoSatoshi Shibuya (6 patents)Osamu IwamotoTsuyoshi Mikkaichi (6 patents)Osamu IwamotoYasuhiro Hosoi (4 patents)Osamu IwamotoMasato Sekino (3 patents)Osamu IwamotoMasaaki Ushioda (3 patents)Osamu IwamotoHidenori Takahashi (2 patents)Osamu IwamotoKoshi Kusumoto (2 patents)Osamu IwamotoMasataka Himeno (2 patents)Osamu IwamotoMikio Kato (2 patents)Osamu IwamotoKyoichi Fujinami (2 patents)Osamu IwamotoSeiko Nagata (2 patents)Osamu IwamotoYoshikazu Uto (2 patents)Osamu IwamotoHiroko Kono (2 patents)Osamu IwamotoToru Ono (2 patents)Osamu IwamotoNobuyuki Ohkawa (1 patent)Osamu IwamotoHiroyuki Tsuruoka (1 patent)Osamu IwamotoTsuyoshi Soneda (1 patent)Osamu IwamotoHiroyuki Nakagawa (1 patent)Osamu IwamotoJunya Kawai (1 patent)Osamu IwamotoShinichiro Kunimoto (1 patent)Osamu IwamotoTakaaki Imakura (1 patent)Osamu IwamotoYasuhiro Ogawa (1 patent)Osamu IwamotoYuma Umezaki (1 patent)Osamu IwamotoTomohiro Honda (1 patent)Osamu IwamotoKaori Ito (1 patent)Osamu IwamotoOsamu Iwamoto (21 patents)Yasuyuki OgawaYasuyuki Ogawa (35 patents)Keiji SaitoKeiji Saito (25 patents)Katsuyoshi NakajimaKatsuyoshi Nakajima (16 patents)Nobuya KurikawaNobuya Kurikawa (9 patents)Kazumasa AokiKazumasa Aoki (35 patents)Toru TaniguchiToru Taniguchi (34 patents)Kaori ItoKaori Ito (10 patents)Eriko KioiEriko Kioi (8 patents)Shinji TanakaShinji Tanaka (91 patents)Natsumi NishihamaNatsumi Nishihama (7 patents)Wataru SaitohWataru Saitoh (7 patents)Momoko OgitaniMomoko Ogitani (7 patents)Satoshi ShibuyaSatoshi Shibuya (12 patents)Tsuyoshi MikkaichiTsuyoshi Mikkaichi (6 patents)Yasuhiro HosoiYasuhiro Hosoi (5 patents)Masato SekinoMasato Sekino (4 patents)Masaaki UshiodaMasaaki Ushioda (3 patents)Hidenori TakahashiHidenori Takahashi (17 patents)Koshi KusumotoKoshi Kusumoto (10 patents)Masataka HimenoMasataka Himeno (5 patents)Mikio KatoMikio Kato (4 patents)Kyoichi FujinamiKyoichi Fujinami (4 patents)Seiko NagataSeiko Nagata (4 patents)Yoshikazu UtoYoshikazu Uto (3 patents)Hiroko KonoHiroko Kono (3 patents)Toru OnoToru Ono (2 patents)Nobuyuki OhkawaNobuyuki Ohkawa (10 patents)Hiroyuki TsuruokaHiroyuki Tsuruoka (10 patents)Tsuyoshi SonedaTsuyoshi Soneda (7 patents)Hiroyuki NakagawaHiroyuki Nakagawa (3 patents)Junya KawaiJunya Kawai (3 patents)Shinichiro KunimotoShinichiro Kunimoto (2 patents)Takaaki ImakuraTakaaki Imakura (2 patents)Yasuhiro OgawaYasuhiro Ogawa (1 patent)Yuma UmezakiYuma Umezaki (1 patent)Tomohiro HondaTomohiro Honda (1 patent)Kaori ItoKaori Ito (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiichi Sankyo Company, Limited (11 from 441 patents)

2. Tokuyama Corporation (6 from 506 patents)

3. Tokuyama Soda Kabushiki Kaisha (4 from 95 patents)


21 patents:

1. 12297187 - Compound having cyclic structure

2. 12091395 - Griseofulvin compound

3. 11981686 - Urea compound having substituent

4. 11834427 - Griseofulvin compound

5. 11512067 - Compound having cyclic structure

6. 11472784 - Griseofulvin compound

7. 10975052 - Griseofulvin compound

8. 10654821 - Griseofulvin compound

9. 10570109 - Griseofulvin compound

10. 9670173 - Dicarboxylic acid compound

11. 9617232 - Dicarboxylic acid compound

12. 6923420 - Method of preparing a ceramic artificial crown and a preparation kit used therefor

13. 6740267 - Method of producing ceramic crowns

14. 6547563 - Dental tissue conditioner and kit therefor

15. 6187701 - Dental porcelain

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