RK

Ryoji Kobayashi

HS Hitachi Automotive Systems: 8 patents #192 of 1,636Top 15%
TK Terumo Kabushiki Kaisha: 6 patents #218 of 1,558Top 15%
FC Fuji Electric Co.: 6 patents #393 of 2,643Top 15%
HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%
YC Yamanashi Electronics Co.: 1 patents #18 of 75Top 25%
FC Fuji Electric Device Technology Co.: 1 patents #91 of 205Top 45%
KS Komatsu Shisakusho: 1 patents #409 of 885Top 50%
TH Thermogen: 1 patents #11 of 12Top 95%
📍 Hitachinaka, JP: #177 of 2,447 inventorsTop 8%
Overall (All Time): #151,929 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11973386 Rotary electric machine and method of manufacturing rotary electric machine Kenji Nakayama, Yuichiro Baba 2024-04-30
11855509 Rotating electrical machine Hayato Fujita, Yuichiro Baba, Toshiki Takahashi, Takuya Miyagi, Kenji Nakayama 2023-12-26
11383031 Catheter assembly Takanori TOMINAGA, Shinya Kusunoki, Tadasu TATEISHI, Masahiro Ishida 2022-07-12
10666102 Rotary electric machine Hiromitsu OKAMOTO, Shinji Yamazaki, Yuichiro Baba, Motoo KITAHARA, Yuki Arai 2020-05-26
10547223 Stator coil, stator, electromagnetic device, and method of manufacturing stator coil Takashi Ishigami, Yuichiro Baba, Manabu Oshida 2020-01-28
10511198 Rotary electrical machine, and rotor for rotary electrical machine Yuji Kano, Hiroshi Hamano, Yasuyuki Saito, Yosuke Umesaki, Manabu Oshida 2019-12-17
10348149 Stator for rotating electric machine and rotating electric machine including the stator Yuichiro Baba, Takashi Ishigami, Manabu Oshida, Satoshi Yamamura 2019-07-09
10340756 Rotating electric machine and vehicle equipped with rotating electric machine Yasuyuki Saito, Hiroshi Hamano, Taisuke Ikeda, Yuji Kano 2019-07-02
10305338 Rotor for rotating electric machine and rotating electric machine including the rotor Manabu Oshida, Satoshi Yamamura, Yuichiro Baba, Yuji Saito 2019-05-28
10056794 Rotating electric machine and vehicle equipped with the rotating electric machine Yasuyuki Saito, Hiroshi Hamano, Taisuke Ikeda, Yuji Kano 2018-08-21
9871417 Rotating electric machine and vehicle equipped with rotating electric machine Yasuyuki Saito, Hiroshi Hamano, Taisuke Ikeda, Yuji Kano 2018-01-16
8980448 Magnetic recording medium including an amorphous carbon protective film Naruhisa NAGATA, Yoshihisa Suzuki 2015-03-17
8617112 Indwelling needle assembly Hidenori Tanabe, Kazuhiro Hashimoto, Takato Murashita 2013-12-31
8500696 Method of producing indwelling needle assembly and indwelling needle assembly Hidenori Tanabe, Kazuhiro Hashimoto, Takato Murashita 2013-08-06
8334028 Method of forming a protective film Naruhisa NAGATA, Masaki Miyazato 2012-12-18
8192404 Indwelling needle assembly Takato Murashita, Junichi Ogawa 2012-06-05
8187230 Indwelling needle assembly and method of using the same Hidenori Tanabe, Takato Murashita 2012-05-29
8109909 Medical instrument Hidenori Tanabe, Takato Murashita 2012-02-07
7659110 DNA amplification device Seiichi Kudoh 2010-02-09
7629096 Electrophotographic photoreceptor with an undercoat layer containing a polyimide resin and electrophotographic apparatus with the photoreceptor Hajime Suzuki, Tadayoshi Uchida 2009-12-08
6939595 Magnetic recording medium substrate using thermoplastic allyloxymethylstyrene resin, magnetic recording medium using the substrate, and method of manufacturing the magnetic recording medium Youichi Tei, Kouichi Tsuda, Syoji Sakaguchi 2005-09-06
6589672 Blue color filter and organic electroluminescent device using same Yotaro Shiraishi, Koji Kawaguchi 2003-07-08
6454966 Fluorescent conversion filter and organic light emitting element including the same Yotaro Shiraishi, Koji Kawaguchi 2002-09-24
6358652 Fluorescent conversion filter and organic light-emitting device equipped with the fluorescent conversion filter Yoshimasa Tomiuchi, Yotaro Shiraishi 2002-03-19
6249372 Fluorescent conversion filter and color display device using the same Toshiyuki Kanno 2001-06-19