Growing community of inventors

Itami, Japan

Katsushi Akita

Average Co-Inventor Count = 4.49

ph-index = 8

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 = 711

Katsushi AkitaTakashi Kyono (49 patents)Katsushi AkitaYusuke Yoshizumi (35 patents)Katsushi AkitaMasaki Ueno (34 patents)Katsushi AkitaYohei Enya (32 patents)Katsushi AkitaTakamichi Sumitomo (28 patents)Katsushi AkitaTakao Nakamura (27 patents)Katsushi AkitaKei Fujii (20 patents)Katsushi AkitaYouichi Nagai (14 patents)Katsushi AkitaTakashi Ishizuka (13 patents)Katsushi AkitaHideaki Nakahata (12 patents)Katsushi AkitaMasahiro Adachi (10 patents)Katsushi AkitaKoji Katayama (10 patents)Katsushi AkitaShinji Tokuyama (10 patents)Katsushi AkitaKensaku Motoki (7 patents)Katsushi AkitaHiroshi Inada (6 patents)Katsushi AkitaYasuhiro Iguchi (6 patents)Katsushi AkitaHideki Hirayama (6 patents)Katsushi AkitaTakatoshi Ikegami (6 patents)Katsushi AkitaHitoshi Kasai (6 patents)Katsushi AkitaShin Hashimoto (6 patents)Katsushi AkitaKaoru Shibata (6 patents)Katsushi AkitaSusumu Yoshimoto (5 patents)Katsushi AkitaSuguru Arikata (5 patents)Katsushi AkitaMakoto Kiyama (4 patents)Katsushi AkitaYoshiki Miura (4 patents)Katsushi AkitaKeiji Ishibashi (3 patents)Katsushi AkitaShinsuke Fujiwara (3 patents)Katsushi AkitaKoji Uematsu (3 patents)Katsushi AkitaTakashi Sakurada (3 patents)Katsushi AkitaTatsuya Tanabe (3 patents)Katsushi AkitaTakuma Fuyuki (3 patents)Katsushi AkitaKoji Nishizuka (3 patents)Katsushi AkitaAyako Ikeda (3 patents)Katsushi AkitaAkihiro Hachigo (2 patents)Katsushi AkitaHiroshi Amano (2 patents)Katsushi AkitaAkinori Koukitu (2 patents)Katsushi AkitaMitsuru Shimazu (2 patents)Katsushi AkitaHideki Osada (2 patents)Katsushi AkitaKouhei Miura (2 patents)Katsushi AkitaHisashi Seki (2 patents)Katsushi AkitaMasato Matsushima (2 patents)Katsushi AkitaKikurou Takemoto (2 patents)Katsushi AkitaSeiji Nakahata (1 patent)Katsushi AkitaYoshiyuki Yamamoto (1 patent)Katsushi AkitaHiroki Mori (1 patent)Katsushi AkitaTakuji Okahisa (1 patent)Katsushi AkitaHiroyuki Kitabayashi (1 patent)Katsushi AkitaHiroshi Fukunaga (1 patent)Katsushi AkitaMasahiro Nakayama (1 patent)Katsushi AkitaEiryo Takasuka (1 patent)Katsushi AkitaYukio Ishikawa (1 patent)Katsushi AkitaMasashi Yamashita (1 patent)Katsushi AkitaMasaaki Kuzuhara (1 patent)Katsushi AkitaNorimasa Yafune (1 patent)Katsushi AkitaKatsushi Akita (90 patents)Takashi KyonoTakashi Kyono (86 patents)Yusuke YoshizumiYusuke Yoshizumi (82 patents)Masaki UenoMasaki Ueno (111 patents)Yohei EnyaYohei Enya (66 patents)Takamichi SumitomoTakamichi Sumitomo (41 patents)Takao NakamuraTakao Nakamura (135 patents)Kei FujiiKei Fujii (22 patents)Youichi NagaiYouichi Nagai (78 patents)Takashi IshizukaTakashi Ishizuka (23 patents)Hideaki NakahataHideaki Nakahata (106 patents)Masahiro AdachiMasahiro Adachi (68 patents)Koji KatayamaKoji Katayama (41 patents)Shinji TokuyamaShinji Tokuyama (17 patents)Kensaku MotokiKensaku Motoki (61 patents)Hiroshi InadaHiroshi Inada (80 patents)Yasuhiro IguchiYasuhiro Iguchi (58 patents)Hideki HirayamaHideki Hirayama (46 patents)Takatoshi IkegamiTakatoshi Ikegami (26 patents)Hitoshi KasaiHitoshi Kasai (13 patents)Shin HashimotoShin Hashimoto (12 patents)Kaoru ShibataKaoru Shibata (7 patents)Susumu YoshimotoSusumu Yoshimoto (10 patents)Suguru ArikataSuguru Arikata (7 patents)Makoto KiyamaMakoto Kiyama (51 patents)Yoshiki MiuraYoshiki Miura (19 patents)Keiji IshibashiKeiji Ishibashi (63 patents)Shinsuke FujiwaraShinsuke Fujiwara (60 patents)Koji UematsuKoji Uematsu (57 patents)Takashi SakuradaTakashi Sakurada (25 patents)Tatsuya TanabeTatsuya Tanabe (10 patents)Takuma FuyukiTakuma Fuyuki (6 patents)Koji NishizukaKoji Nishizuka (5 patents)Ayako IkedaAyako Ikeda (4 patents)Akihiro HachigoAkihiro Hachigo (48 patents)Hiroshi AmanoHiroshi Amano (37 patents)Akinori KoukituAkinori Koukitu (32 patents)Mitsuru ShimazuMitsuru Shimazu (10 patents)Hideki OsadaHideki Osada (9 patents)Kouhei MiuraKouhei Miura (9 patents)Hisashi SekiHisashi Seki (8 patents)Masato MatsushimaMasato Matsushima (7 patents)Kikurou TakemotoKikurou Takemoto (6 patents)Seiji NakahataSeiji Nakahata (94 patents)Yoshiyuki YamamotoYoshiyuki Yamamoto (84 patents)Hiroki MoriHiroki Mori (50 patents)Takuji OkahisaTakuji Okahisa (47 patents)Hiroyuki KitabayashiHiroyuki Kitabayashi (29 patents)Hiroshi FukunagaHiroshi Fukunaga (27 patents)Masahiro NakayamaMasahiro Nakayama (15 patents)Eiryo TakasukaEiryo Takasuka (10 patents)Yukio IshikawaYukio Ishikawa (4 patents)Masashi YamashitaMasashi Yamashita (2 patents)Masaaki KuzuharaMasaaki Kuzuhara (1 patent)Norimasa YafuneNorimasa Yafune (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Electric Industries, Limited (90 from 10,147 patents)

2. Riken Corporation (6 from 846 patents)

3. Koha Co., Ltd. (3 from 37 patents)


90 patents:

1. 10822722 - Gallium arsenide crystal body and gallium arsenide crystal substrate

2. 10714640 - Semiconductor stacked body, light-receiving element, and method for producing semiconductor stacked body

3. 10326034 - Semiconductor laminate and light-receiving element

4. 10158035 - Semiconductor stack, light-receiving device, and method for producing semiconductor stack

5. 9929301 - Semiconductor stack and semiconductor device

6. 9887310 - Semiconductor layered structure, method for producing semiconductor layered structure, and method for producing semiconductor device

7. 9818895 - Semiconductor device, optical sensor device and semiconductor device manufacturing method

8. 9773932 - Epitaxial wafer and method for manufacturing same

9. 9698287 - Epitaxial wafer, method for producing the same, semiconductor element, and optical sensor device

10. 9680040 - Semiconductor device and method for manufacturing the same

11. 9608148 - Semiconductor element and method for producing the same

12. 9281427 - Semiconductor device

13. 9190544 - Photodiode, optical sensor device, and photodiode manufacturing method

14. 9171978 - Epitaxial wafer, method for producing the same, photodiode, and optical sensor device

15. 9159853 - Group III-V compound semiconductor photo detector, method of fabricating group III-V compound semiconductor photo detector, photo detector, and epitaxial wafer

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