Growing community of inventors

Kanagawa, Japan

Keiji Okada

Average Co-Inventor Count = 3.44

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 = 121

Keiji OkadaHirofumi Tsuchida (4 patents)Keiji OkadaAkira Tayama (3 patents)Keiji OkadaFumiaki Sato (3 patents)Keiji OkadaSuguru Hirokawa (3 patents)Keiji OkadaMitsukuni Tsukihara (2 patents)Keiji OkadaMichiro Sugitani (2 patents)Keiji OkadaJunichi Murakami (2 patents)Keiji OkadaMasamitsu Shinozuka (2 patents)Keiji OkadaYoshitomo Hidaka (2 patents)Keiji OkadaKazuhiko Kanetoshi (2 patents)Keiji OkadaKeisuke Yamamoto (1 patent)Keiji OkadaKenji Furukawa (1 patent)Keiji OkadaManabu Uchida (1 patent)Keiji OkadaAtsushi Miyazawa (1 patent)Keiji OkadaYasuhiro Numao (1 patent)Keiji OkadaTakaharu Nakano (1 patent)Keiji OkadaMotoki Yaginuma (1 patent)Keiji OkadaKeiji Ichihara (1 patent)Keiji OkadaTetsuya Kudo (1 patent)Keiji OkadaTsutomu Yamazaki (1 patent)Keiji OkadaTadamoto Tamai (1 patent)Keiji OkadaToshikazu Shiino (1 patent)Keiji OkadaTomokatsu Himeno (1 patent)Keiji OkadaGuofang Wang (1 patent)Keiji OkadaKentarou Yajima (1 patent)Keiji OkadaKouji Ishihara (1 patent)Keiji OkadaYoshito Fujii (1 patent)Keiji OkadaShinji Ebisu (1 patent)Keiji OkadaKatsuhiro Taniguchi (1 patent)Keiji OkadaToshihiko Tsuda (1 patent)Keiji OkadaHiroaki Nakaoka (1 patent)Keiji OkadaMasatoshi Kozaki (1 patent)Keiji OkadaTarou Yokoi (1 patent)Keiji OkadaKeiji Okada (14 patents)Hirofumi TsuchidaHirofumi Tsuchida (37 patents)Akira TayamaAkira Tayama (10 patents)Fumiaki SatoFumiaki Sato (4 patents)Suguru HirokawaSuguru Hirokawa (4 patents)Mitsukuni TsukiharaMitsukuni Tsukihara (26 patents)Michiro SugitaniMichiro Sugitani (14 patents)Junichi MurakamiJunichi Murakami (8 patents)Masamitsu ShinozukaMasamitsu Shinozuka (4 patents)Yoshitomo HidakaYoshitomo Hidaka (3 patents)Kazuhiko KanetoshiKazuhiko Kanetoshi (3 patents)Keisuke YamamotoKeisuke Yamamoto (121 patents)Kenji FurukawaKenji Furukawa (56 patents)Manabu UchidaManabu Uchida (33 patents)Atsushi MiyazawaAtsushi Miyazawa (24 patents)Yasuhiro NumaoYasuhiro Numao (21 patents)Takaharu NakanoTakaharu Nakano (17 patents)Motoki YaginumaMotoki Yaginuma (16 patents)Keiji IchiharaKeiji Ichihara (12 patents)Tetsuya KudoTetsuya Kudo (12 patents)Tsutomu YamazakiTsutomu Yamazaki (9 patents)Tadamoto TamaiTadamoto Tamai (9 patents)Toshikazu ShiinoToshikazu Shiino (8 patents)Tomokatsu HimenoTomokatsu Himeno (8 patents)Guofang WangGuofang Wang (6 patents)Kentarou YajimaKentarou Yajima (5 patents)Kouji IshiharaKouji Ishihara (5 patents)Yoshito FujiiYoshito Fujii (4 patents)Shinji EbisuShinji Ebisu (2 patents)Katsuhiro TaniguchiKatsuhiro Taniguchi (1 patent)Toshihiko TsudaToshihiko Tsuda (1 patent)Hiroaki NakaokaHiroaki Nakaoka (1 patent)Masatoshi KozakiMasatoshi Kozaki (1 patent)Tarou YokoiTarou Yokoi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (7 from 13,395 patents)

2. Sumitomo Eaton Nova Corporation (3 from 21 patents)

3. Sen Corporation, an Shi and Axcelis Company (2 from 12 patents)

4. Chisso Corporation (1 from 1,109 patents)

5. Sumitomo Heavy Industries Ion Technology Co., Ltd. (1 from 80 patents)


14 patents:

1. 11322770 - Solid oxide fuel cell

2. 10566641 - Fuel cell system and control method for controlling moisture content of fuel

3. 9666413 - Ion implantation apparatus and control method for ion implantation apparatus

4. 8974983 - Electrical conductive member and polymer electrolyte fuel cell using the same

5. 8096744 - Wafer processing system, wafer processing method, and ion implantation system

6. 7597531 - Method of controlling mover device

7. 7187143 - Mover device and semiconductor manufacturing apparatus and method

8. 6902832 - Charge-transporting material containing diazapentacene derivative, luminescent material, and organic electroluminescent element employing these

9. 6516612 - Exhaust gas purification device for an engine and A/F ratio control for early activating a NOx trapping catalyst

10. 6497846 - Exhaust gas purifying system for internal combustion engine

11. 6289673 - Air-fuel ratio control for exhaust gas purification of engine

12. 6220017 - Exhaust emission control system for internal combustion engine

13. 5931627 - Wafer transport apparatus that can transfer multiple wafers in a short

14. 5046992 - Robot arm capable of three-dimensionally moving a robot arm member

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