Growing community of inventors

Osaka, Japan

Kazumasa Yokoyama

Average Co-Inventor Count = 5.29

ph-index = 18

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 = 1,028

Kazumasa YokoyamaChikara Fukaya (30 patents)Kazumasa YokoyamaTadakazu Suyama (28 patents)Kazumasa YokoyamaTaizo Ono (22 patents)Kazumasa YokoyamaYoshio Tsuda (18 patents)Kazumasa YokoyamaYoshio Arakawa (17 patents)Kazumasa YokoyamaYouichiro Naito (14 patents)Kazumasa YokoyamaYoshihisa Inoue (12 patents)Kazumasa YokoyamaMasahiro Watanabe (10 patents)Kazumasa YokoyamaTakao Ohmura (9 patents)Kazumasa YokoyamaRyoichiro Murashima (8 patents)Kazumasa YokoyamaAkinori Sumi (7 patents)Kazumasa YokoyamaTsunetaka Nakajima (7 patents)Kazumasa YokoyamaHiroyuki Okamoto (7 patents)Kazumasa YokoyamaMasakazu Iwai (7 patents)Kazumasa YokoyamaTakahiro Haga (6 patents)Kazumasa YokoyamaToru Koyanagi (6 patents)Kazumasa YokoyamaYutaka Mizushima (6 patents)Kazumasa YokoyamaNobutoshi Yamada (6 patents)Kazumasa YokoyamaHideo Sugi (6 patents)Kazumasa YokoyamaNobuo Kondo (6 patents)Kazumasa YokoyamaShunichi Abe (6 patents)Kazumasa YokoyamaWataru Ohtani (5 patents)Kazumasa YokoyamaMunehiro Noda (5 patents)Kazumasa YokoyamaKouichi Yamanouchi (5 patents)Kazumasa YokoyamaHideto Kodaira (5 patents)Kazumasa YokoyamaTadaaki Inoue (5 patents)Kazumasa YokoyamaKirby V Scherer, Jr (4 patents)Kazumasa YokoyamaKaeko Kamide (4 patents)Kazumasa YokoyamaKoichi Yamanouchi (4 patents)Kazumasa YokoyamaKanemichi Okano (4 patents)Kazumasa YokoyamaKazuya Takeshima (4 patents)Kazumasa YokoyamaYoshihito Nawa (4 patents)Kazumasa YokoyamaKazuo Takechi (3 patents)Kazumasa YokoyamaRyozo Watanabe (3 patents)Kazumasa YokoyamaMasahiro Kikuchi (3 patents)Kazumasa YokoyamaAtsuyuki Ashimori (3 patents)Kazumasa YokoyamaToshiaki Akira (3 patents)Kazumasa YokoyamaTsunekazu Fukushima (3 patents)Kazumasa YokoyamaNaoto Furuhata (3 patents)Kazumasa YokoyamaTakae Kido (3 patents)Kazumasa YokoyamaKazuhiro Oohara (3 patents)Kazumasa YokoyamaSyoichi Ishikawa (3 patents)Kazumasa YokoyamaMasahide Kondo (3 patents)Kazumasa YokoyamaShigeo Ii (3 patents)Kazumasa YokoyamaYoshiro Iga (2 patents)Kazumasa YokoyamaYoshio Kagitani (2 patents)Kazumasa YokoyamaKatsuhiro Uchida (2 patents)Kazumasa YokoyamaMasanori Sugiura (2 patents)Kazumasa YokoyamaMasao Tohno (2 patents)Kazumasa YokoyamaSusumu Otomo (2 patents)Kazumasa YokoyamaHironaka Aihara (2 patents)Kazumasa YokoyamaYusei Shiraga (2 patents)Kazumasa YokoyamaNobuo Kondoh (2 patents)Kazumasa YokoyamaToru Iwao (2 patents)Kazumasa YokoyamaKenichi Hirai (2 patents)Kazumasa YokoyamaNagatoshi Fujiwara (2 patents)Kazumasa YokoyamaMamoru Tabata (2 patents)Kazumasa YokoyamaHiroshi Fukui (2 patents)Kazumasa YokoyamaShigeo Tanaka (2 patents)Kazumasa YokoyamaNoboru Yamada (2 patents)Kazumasa YokoyamaTadao Okamoto (2 patents)Kazumasa YokoyamaShun-ichi Abe (2 patents)Kazumasa YokoyamaKiichiro Nabeta (2 patents)Kazumasa YokoyamaHitoshi Yasuda (2 patents)Kazumasa YokoyamaKoichi Yamauchi (2 patents)Kazumasa YokoyamaKenji Tanaka (1 patent)Kazumasa YokoyamaKaoru Kobayashi (1 patent)Kazumasa YokoyamaYahiro Uemura (1 patent)Kazumasa YokoyamaYasuo Ueda (1 patent)Kazumasa YokoyamaHiroshi Shibata (1 patent)Kazumasa YokoyamaYutaka Hirao (1 patent)Kazumasa YokoyamaMasayuki Nishida (1 patent)Kazumasa YokoyamaMotonori Hashimoto (1 patent)Kazumasa YokoyamaMakoto Okumura (1 patent)Kazumasa YokoyamaYoshinobu Hashimoto (1 patent)Kazumasa YokoyamaHaruhide Kawabe (1 patent)Kazumasa YokoyamaShinobu Kuwae (1 patent)Kazumasa YokoyamaKenmi Miyano (1 patent)Kazumasa YokoyamaTakashi Imagawa (1 patent)Kazumasa YokoyamaKen Okabayashi (1 patent)Kazumasa YokoyamaAkimasa Ohmizu (1 patent)Kazumasa YokoyamaTsutomu Mimura (1 patent)Kazumasa YokoyamaYasuhiro Kohama (1 patent)Kazumasa YokoyamaNaoto Fuluhata (1 patent)Kazumasa YokoyamaKoji Munechika (1 patent)Kazumasa YokoyamaKiyonoshin Ichikawa (1 patent)Kazumasa YokoyamaShinji Tomioka (1 patent)Kazumasa YokoyamaHirotoshi Fukutsuka (1 patent)Kazumasa YokoyamaShirou Komeda (1 patent)Kazumasa YokoyamaHajime Fukuyama (1 patent)Kazumasa YokoyamaSatoshi Morimoto (1 patent)Kazumasa YokoyamaShigetoshi Sugio (1 patent)Kazumasa YokoyamaRyoichi Naito, Deceased (1 patent)Kazumasa YokoyamaKimie Naito (1 patent)Kazumasa YokoyamaYasunari Yamaura (1 patent)Kazumasa YokoyamaTomoshi Ooya (1 patent)Kazumasa YokoyamaYasushi Matsuoka (1 patent)Kazumasa YokoyamaShinichiro Hase (1 patent)Kazumasa YokoyamaKatsuhiro Uriyu (1 patent)Kazumasa YokoyamaYoshiyasu Kawabata (1 patent)Kazumasa YokoyamaKazumasa Yokoyama (80 patents)Chikara FukayaChikara Fukaya (34 patents)Tadakazu SuyamaTadakazu Suyama (47 patents)Taizo OnoTaizo Ono (24 patents)Yoshio TsudaYoshio Tsuda (18 patents)Yoshio ArakawaYoshio Arakawa (20 patents)Youichiro NaitoYouichiro Naito (15 patents)Yoshihisa InoueYoshihisa Inoue (18 patents)Masahiro WatanabeMasahiro Watanabe (16 patents)Takao OhmuraTakao Ohmura (24 patents)Ryoichiro MurashimaRyoichiro Murashima (8 patents)Akinori SumiAkinori Sumi (12 patents)Tsunetaka NakajimaTsunetaka Nakajima (9 patents)Hiroyuki OkamotoHiroyuki Okamoto (7 patents)Masakazu IwaiMasakazu Iwai (7 patents)Takahiro HagaTakahiro Haga (62 patents)Toru KoyanagiToru Koyanagi (35 patents)Yutaka MizushimaYutaka Mizushima (25 patents)Nobutoshi YamadaNobutoshi Yamada (22 patents)Hideo SugiHideo Sugi (22 patents)Nobuo KondoNobuo Kondo (8 patents)Shunichi AbeShunichi Abe (7 patents)Wataru OhtaniWataru Ohtani (10 patents)Munehiro NodaMunehiro Noda (9 patents)Kouichi YamanouchiKouichi Yamanouchi (7 patents)Hideto KodairaHideto Kodaira (6 patents)Tadaaki InoueTadaaki Inoue (6 patents)Kirby V Scherer, JrKirby V Scherer, Jr (7 patents)Kaeko KamideKaeko Kamide (7 patents)Koichi YamanouchiKoichi Yamanouchi (6 patents)Kanemichi OkanoKanemichi Okano (5 patents)Kazuya TakeshimaKazuya Takeshima (4 patents)Yoshihito NawaYoshihito Nawa (4 patents)Kazuo TakechiKazuo Takechi (14 patents)Ryozo WatanabeRyozo Watanabe (7 patents)Masahiro KikuchiMasahiro Kikuchi (7 patents)Atsuyuki AshimoriAtsuyuki Ashimori (7 patents)Toshiaki AkiraToshiaki Akira (6 patents)Tsunekazu FukushimaTsunekazu Fukushima (5 patents)Naoto FuruhataNaoto Furuhata (4 patents)Takae KidoTakae Kido (4 patents)Kazuhiro OoharaKazuhiro Oohara (3 patents)Syoichi IshikawaSyoichi Ishikawa (3 patents)Masahide KondoMasahide Kondo (3 patents)Shigeo IiShigeo Ii (3 patents)Yoshiro IgaYoshiro Iga (10 patents)Yoshio KagitaniYoshio Kagitani (9 patents)Katsuhiro UchidaKatsuhiro Uchida (8 patents)Masanori SugiuraMasanori Sugiura (6 patents)Masao TohnoMasao Tohno (6 patents)Susumu OtomoSusumu Otomo (5 patents)Hironaka AiharaHironaka Aihara (4 patents)Yusei ShiragaYusei Shiraga (4 patents)Nobuo KondohNobuo Kondoh (3 patents)Toru IwaoToru Iwao (3 patents)Kenichi HiraiKenichi Hirai (2 patents)Nagatoshi FujiwaraNagatoshi Fujiwara (2 patents)Mamoru TabataMamoru Tabata (2 patents)Hiroshi FukuiHiroshi Fukui (2 patents)Shigeo TanakaShigeo Tanaka (2 patents)Noboru YamadaNoboru Yamada (2 patents)Tadao OkamotoTadao Okamoto (2 patents)Shun-ichi AbeShun-ichi Abe (2 patents)Kiichiro NabetaKiichiro Nabeta (2 patents)Hitoshi YasudaHitoshi Yasuda (2 patents)Koichi YamauchiKoichi Yamauchi (2 patents)Kenji TanakaKenji Tanaka (92 patents)Kaoru KobayashiKaoru Kobayashi (40 patents)Yahiro UemuraYahiro Uemura (25 patents)Yasuo UedaYasuo Ueda (15 patents)Hiroshi ShibataHiroshi Shibata (13 patents)Yutaka HiraoYutaka Hirao (10 patents)Masayuki NishidaMasayuki Nishida (10 patents)Motonori HashimotoMotonori Hashimoto (10 patents)Makoto OkumuraMakoto Okumura (9 patents)Yoshinobu HashimotoYoshinobu Hashimoto (9 patents)Haruhide KawabeHaruhide Kawabe (9 patents)Shinobu KuwaeShinobu Kuwae (8 patents)Kenmi MiyanoKenmi Miyano (4 patents)Takashi ImagawaTakashi Imagawa (4 patents)Ken OkabayashiKen Okabayashi (4 patents)Akimasa OhmizuAkimasa Ohmizu (4 patents)Tsutomu MimuraTsutomu Mimura (4 patents)Yasuhiro KohamaYasuhiro Kohama (3 patents)Naoto FuluhataNaoto Fuluhata (3 patents)Koji MunechikaKoji Munechika (3 patents)Kiyonoshin IchikawaKiyonoshin Ichikawa (3 patents)Shinji TomiokaShinji Tomioka (2 patents)Hirotoshi FukutsukaHirotoshi Fukutsuka (2 patents)Shirou KomedaShirou Komeda (2 patents)Hajime FukuyamaHajime Fukuyama (2 patents)Satoshi MorimotoSatoshi Morimoto (2 patents)Shigetoshi SugioShigetoshi Sugio (2 patents)Ryoichi Naito, DeceasedRyoichi Naito, Deceased (1 patent)Kimie NaitoKimie Naito (1 patent)Yasunari YamauraYasunari Yamaura (1 patent)Tomoshi OoyaTomoshi Ooya (1 patent)Yasushi MatsuokaYasushi Matsuoka (1 patent)Shinichiro HaseShinichiro Hase (1 patent)Katsuhiro UriyuKatsuhiro Uriyu (1 patent)Yoshiyasu KawabataYoshiyasu Kawabata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Green Cross Corporation (72 from 260 patents)

2. Ishihara Sangyo Kaisha, Ltd. (7 from 393 patents)

3. Taisho Pharmaceutical Co., Ltd. (3 from 314 patents)

4. Yoshitomi Pharmaceutical Industries, Ltd. (3 from 198 patents)

5. Tanabe Seiyaku Company, Limited (1 from 324 patents)

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

7. Mitsubishi Pharma Corporation (1 from 73 patents)

8. Yoshitomi Pharmaceutical (1 from 1 patent)

9. The Green Cross Company (1 from 1 patent)


80 patents:

1. 6617133 - Process for purifying recombinant human serum albumin

2. 6475506 - Infusion preparation

3. 6129925 - Container filled with infusion liquids and infusion preparation

4. 5993863 - Alimentative infusion liquids for administration through peripheral vein

5. 5986062 - Recombinant human serum albumin, process for producing the same and

6. 5972367 - Infusion preparation

7. 5962649 - Process for purifying recombinant human serum albumin

8. 5770233 - Container filled with infusion liquids and infusion preparation

9. 5728681 - Infusion preparation and two compartment container containing the

10. 5674527 - Infusion preparation comprising phospholipid

11. 5643792 - Mutant strain of Pichia pastoris which utilizes methanol in the presence

12. 5626880 - Infusion preparation

13. 5610169 - Pharmaceutical Composition containing slightly water-soluble drug

14. 5589516 - Liquid preparation of antithrombin-III and stabilizing method therefor

15. 5521287 - Recombinant human serum albumin, process for producing the same and

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