Growing community of inventors

Yokohama, Japan

Keiichi Murai

Average Co-Inventor Count = 4.18

ph-index = 12

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 = 811

Keiichi MuraiKyosuke Ogawa (15 patents)Keiichi MuraiMitsuru Honda (15 patents)Keiichi MuraiAtsushi Koike (12 patents)Keiichi MuraiTakahiro Mori (5 patents)Keiichi MuraiKatsuhiro Shirota (5 patents)Keiichi MuraiAkio Kashiwazaki (5 patents)Keiichi MuraiShigeo Toganoh (5 patents)Keiichi MuraiTakeshi Miyazaki (4 patents)Keiichi MuraiShoji Shiba (4 patents)Keiichi MuraiHajime Yamamoto (3 patents)Keiichi MuraiTakashi Watanabe (3 patents)Keiichi MuraiKazuaki Masuda (3 patents)Keiichi MuraiAkira Goto (3 patents)Keiichi MuraiHideto Yokoi (3 patents)Keiichi MuraiTakao Yamamoto (3 patents)Keiichi MuraiManabu Sueoka (3 patents)Keiichi MuraiMotoaki Sato (3 patents)Keiichi MuraiHideyo Kondo (3 patents)Keiichi MuraiMakoto Inoue, Deceased (3 patents)Keiichi MuraiHiromitsu Hirabayashi (2 patents)Keiichi MuraiHiroshi Tajika (2 patents)Keiichi MuraiHiroyuki Inoue (2 patents)Keiichi MuraiToshihiko Ujita (2 patents)Keiichi MuraiJunichi Kobayashi (2 patents)Keiichi MuraiTomohiro Kimura (2 patents)Keiichi MuraiTakashi Nojima (2 patents)Keiichi MuraiTakayuki Ishikawa (2 patents)Keiichi MuraiSoichi Hiramatsu (2 patents)Keiichi MuraiTetsuo Suzuki (2 patents)Keiichi MuraiMikio Sanada (2 patents)Keiichi MuraiHideki Yamaguchi (2 patents)Keiichi MuraiAkihiko Shimomura (2 patents)Keiichi MuraiTadaji Fukuda (2 patents)Keiichi MuraiYoshihisa Takizawa (2 patents)Keiichi MuraiMayumi Yamamoto (2 patents)Keiichi MuraiShinya Matsui (2 patents)Keiichi MuraiHaruyuki Matsumoto (2 patents)Keiichi MuraiTetsuo Sueda (2 patents)Keiichi MuraiToshiaki Sasaki (2 patents)Keiichi MuraiKenichiro Hashimoto (2 patents)Keiichi MuraiHitoshi Toma (2 patents)Keiichi MuraiTakehiko Matsuo (2 patents)Keiichi MuraiEriko Saito (2 patents)Keiichi MuraiYasuyuki Matsumoto (2 patents)Keiichi MuraiMasami Ikeda (1 patent)Keiichi MuraiNoribumi Koitabashi (1 patent)Keiichi MuraiAkira Nagashima (1 patent)Keiichi MuraiShinichi Sato (1 patent)Keiichi MuraiSadayuki Sugama (1 patent)Keiichi MuraiYasuyuki Tamura (1 patent)Keiichi MuraiHiroshi Sugitani (1 patent)Keiichi MuraiYutaka Kurabayashi (1 patent)Keiichi MuraiKatsuhiko Takahashi (1 patent)Keiichi MuraiToshiharu Inui (1 patent)Keiichi MuraiMasaya Uetsuki (1 patent)Keiichi MuraiKenichi Okada (1 patent)Keiichi MuraiFumihiro Gotoh (1 patent)Keiichi MuraiMiyuki Fujita (1 patent)Keiichi MuraiYoshifumi Hattori (1 patent)Keiichi MuraiTeruo Misumi (1 patent)Keiichi MuraiTsuyoshi Eida (1 patent)Keiichi MuraiMakoto Akahira (1 patent)Keiichi MuraiAkira Asai (1 patent)Keiichi MuraiMitsuru Kurata (1 patent)Keiichi MuraiMasayoshi Tachihara (1 patent)Keiichi MuraiAkihiro Nomura (1 patent)Keiichi MuraiKumiko Mafune (1 patent)Keiichi MuraiRyuichi Arai (1 patent)Keiichi MuraiMasatsune Kobayashi (1 patent)Keiichi MuraiRyuji Katsuragi (1 patent)Keiichi MuraiTsutomu Kawai (1 patent)Keiichi MuraiHiroki Kisu (1 patent)Keiichi MuraiYuichi Bannai (1 patent)Keiichi MuraiKazushige Nakamura (1 patent)Keiichi MuraiAkira Unno (1 patent)Keiichi MuraiHisashi Teraoka (1 patent)Keiichi MuraiOsamu Nishiwaki (1 patent)Keiichi MuraiShigemori Tanaka (1 patent)Keiichi MuraiMasahiko Tonogaki (1 patent)Keiichi MuraiNaotoshi Miyamachi (1 patent)Keiichi MuraiAko Takemura (1 patent)Keiichi MuraiFujihiro Ito (1 patent)Keiichi MuraiTakahisa Kawamura (1 patent)Keiichi MuraiUmi Tosaka (1 patent)Keiichi MuraiNoboru Narita (1 patent)Keiichi MuraiNaoto Tanaka (1 patent)Keiichi MuraiTsuneo Inoue, Heir (1 patent)Keiichi MuraiBy Tsuneo Inoue, Heir (1 patent)Keiichi MuraiTsuneo Inoue, Executor (1 patent)Keiichi MuraiShutaro Aiba (1 patent)Keiichi MuraiKeiichi Murai (47 patents)Kyosuke OgawaKyosuke Ogawa (63 patents)Mitsuru HondaMitsuru Honda (20 patents)Atsushi KoikeAtsushi Koike (32 patents)Takahiro MoriTakahiro Mori (102 patents)Katsuhiro ShirotaKatsuhiro Shirota (82 patents)Akio KashiwazakiAkio Kashiwazaki (76 patents)Shigeo ToganohShigeo Toganoh (32 patents)Takeshi MiyazakiTakeshi Miyazaki (183 patents)Shoji ShibaShoji Shiba (58 patents)Hajime YamamotoHajime Yamamoto (161 patents)Takashi WatanabeTakashi Watanabe (109 patents)Kazuaki MasudaKazuaki Masuda (92 patents)Akira GotoAkira Goto (78 patents)Hideto YokoiHideto Yokoi (35 patents)Takao YamamotoTakao Yamamoto (32 patents)Manabu SueokaManabu Sueoka (21 patents)Motoaki SatoMotoaki Sato (16 patents)Hideyo KondoHideyo Kondo (10 patents)Makoto Inoue, DeceasedMakoto Inoue, Deceased (3 patents)Hiromitsu HirabayashiHiromitsu Hirabayashi (203 patents)Hiroshi TajikaHiroshi Tajika (198 patents)Hiroyuki InoueHiroyuki Inoue (125 patents)Toshihiko UjitaToshihiko Ujita (114 patents)Junichi KobayashiJunichi Kobayashi (105 patents)Tomohiro KimuraTomohiro Kimura (97 patents)Takashi NojimaTakashi Nojima (84 patents)Takayuki IshikawaTakayuki Ishikawa (79 patents)Soichi HiramatsuSoichi Hiramatsu (73 patents)Tetsuo SuzukiTetsuo Suzuki (70 patents)Mikio SanadaMikio Sanada (60 patents)Hideki YamaguchiHideki Yamaguchi (57 patents)Akihiko ShimomuraAkihiko Shimomura (56 patents)Tadaji FukudaTadaji Fukuda (53 patents)Yoshihisa TakizawaYoshihisa Takizawa (44 patents)Mayumi YamamotoMayumi Yamamoto (32 patents)Shinya MatsuiShinya Matsui (32 patents)Haruyuki MatsumotoHaruyuki Matsumoto (31 patents)Tetsuo SuedaTetsuo Sueda (23 patents)Toshiaki SasakiToshiaki Sasaki (22 patents)Kenichiro HashimotoKenichiro Hashimoto (20 patents)Hitoshi TomaHitoshi Toma (15 patents)Takehiko MatsuoTakehiko Matsuo (6 patents)Eriko SaitoEriko Saito (5 patents)Yasuyuki MatsumotoYasuyuki Matsumoto (4 patents)Masami IkedaMasami Ikeda (185 patents)Noribumi KoitabashiNoribumi Koitabashi (179 patents)Akira NagashimaAkira Nagashima (147 patents)Shinichi SatoShinichi Sato (120 patents)Sadayuki SugamaSadayuki Sugama (113 patents)Yasuyuki TamuraYasuyuki Tamura (113 patents)Hiroshi SugitaniHiroshi Sugitani (94 patents)Yutaka KurabayashiYutaka Kurabayashi (87 patents)Katsuhiko TakahashiKatsuhiko Takahashi (76 patents)Toshiharu InuiToshiharu Inui (73 patents)Masaya UetsukiMasaya Uetsuki (72 patents)Kenichi OkadaKenichi Okada (69 patents)Fumihiro GotohFumihiro Gotoh (59 patents)Miyuki FujitaMiyuki Fujita (58 patents)Yoshifumi HattoriYoshifumi Hattori (55 patents)Teruo MisumiTeruo Misumi (53 patents)Tsuyoshi EidaTsuyoshi Eida (46 patents)Makoto AkahiraMakoto Akahira (41 patents)Akira AsaiAkira Asai (40 patents)Mitsuru KurataMitsuru Kurata (35 patents)Masayoshi TachiharaMasayoshi Tachihara (34 patents)Akihiro NomuraAkihiro Nomura (33 patents)Kumiko MafuneKumiko Mafune (32 patents)Ryuichi AraiRyuichi Arai (32 patents)Masatsune KobayashiMasatsune Kobayashi (32 patents)Ryuji KatsuragiRyuji Katsuragi (28 patents)Tsutomu KawaiTsutomu Kawai (23 patents)Hiroki KisuHiroki Kisu (23 patents)Yuichi BannaiYuichi Bannai (22 patents)Kazushige NakamuraKazushige Nakamura (21 patents)Akira UnnoAkira Unno (19 patents)Hisashi TeraokaHisashi Teraoka (18 patents)Osamu NishiwakiOsamu Nishiwaki (15 patents)Shigemori TanakaShigemori Tanaka (13 patents)Masahiko TonogakiMasahiko Tonogaki (12 patents)Naotoshi MiyamachiNaotoshi Miyamachi (7 patents)Ako TakemuraAko Takemura (7 patents)Fujihiro ItoFujihiro Ito (6 patents)Takahisa KawamuraTakahisa Kawamura (6 patents)Umi TosakaUmi Tosaka (3 patents)Noboru NaritaNoboru Narita (2 patents)Naoto TanakaNaoto Tanaka (2 patents)Tsuneo Inoue, HeirTsuneo Inoue, Heir (1 patent)By Tsuneo Inoue, HeirBy Tsuneo Inoue, Heir (1 patent)Tsuneo Inoue, ExecutorTsuneo Inoue, Executor (1 patent)Shutaro AibaShutaro Aiba (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Canon Kabushiki Kaisha (47 from 90,697 patents)


47 patents:

1. 7622375 - Conductive member and process of producing the same

2. 7526500 - Perfume information processing device, perfume information processing system, and perfume conversion table generating method

3. 7297365 - Recorded matter, method of producing recorded matter, method for improving image fastness, image fastness-improving agent, image fastness improving kit, dispenser, and applicator

4. 7008671 - Recorded matter, method of producing recorded matter, method for improving image fastness, image fastness-improving agent, image fastness improving kit, dispenser, and applicator

5. 6926392 - Liquid ejection head

6. 6794427 - Liquid composition and ink set, and image-forming process and apparatus using the same

7. 6686104 - Color filter, method for manufacturing it, and liquid crystal panel

8. 6604821 - Method and apparatus for manufacturing color filter, display device using the color filter, and electronic equipment comprising the display device

9. 6312084 - Ink jet recording apparatus and ink cartridge for the apparatus

10. 6180294 - Color filter having substrate and ink absorptive resin layer

11. 6094247 - Color filter substrate with light-screening members arranged on the

12. 6062674 - Method and apparatus for ink-jet printing

13. 5948290 - Method of fabricating an ink jet recording head

14. 5796415 - Manufacturing method for ink jet recording head and ink jet recording

15. 5774150 - Method for manufacturing ink jet head, ink jet head manufactured by such

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