NM

Naoki Maki

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
OM Omron: 2 patents #1,275 of 3,089Top 45%
DE Denso: 1 patents #6,940 of 11,792Top 60%
NT NTT: 1 patents #2,911 of 4,871Top 60%
HM Hitachi Medical: 1 patents #371 of 680Top 55%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
Overall (All Time): #324,886 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10461645 Power supply system, DC/DC converter, and power conditioner for suppressing performance degradation in solar cells Yasuhiro Tsubota, Kenji Kobayashi, Takuji KUMAGAI, Kazumi Tsuchimichi 2019-10-29
8542504 Control circuit, power conditioner including the control circuit, and photovoltaic system Masao Mabuchi, Mio Miyamoto, Kotaro Nakamura, Akiyuki Tsunaga 2013-09-24
8076894 Superconductive rotating electric machine drive control system and superconductive rotating electric machine drive control method Mitsuru Izumi 2011-12-13
6245231 Fuel filter apparatus with anti-electrostatic function Kenji Okabe, Hideyuki Nakai, Kunihiro Umetsu, Akiyoshi Mukaidani 2001-06-12
6037850 Superconducting magnet apparatus and method of regulating magnetization thereof Takao Honmei, Hirotaka Takeshima, Hajime Kawano, Yutaka Takuma, Munenori Kotabe +3 more 2000-03-14
5812042 Superconducting magnet formed by laminating hollow conductor plates Nobuhiro Hara, Shigeru Kakugawa, Masayuki Shibata, Noriaki Hino, Kenichi Hattori 1998-09-22
5598710 Superconducting apparatus and method for operating said superconducting apparatus Hiroshi Tomeoku, Kiyoshi Yamaguchi, Ryukichi Takahashi, Toshiharu Tominaka 1997-02-04
5502613 Superconducting magnet abnormality detection and protection apparatus Toshio Saitoh, Teruhiro Takizawa, Takashi Kobayashi, Masayuki Shibata, Ken Yoshioka +2 more 1996-03-26
5222437 Levitation system of a magnetically levitated train Masayuki Shibata, Toshio Saitoh, Takashi Kobayashi, Teruhiro Takizawa, Tadasi Sonobe +2 more 1993-06-29
5189386 Aluminum-stabilized superconductor and superconducting coil, and method of manufacturing the superconductor Naofumi Tada, Fumio Iida, Ryukichi Takahashi, Shuji Sakai, Yoshiji Hotta 1993-02-23
5107524 Synchrotron radiation utilizing apparatus and method for utilizing synchrotron radiation Kiyoshi Yamaguchi, Masashi Kitamura, Takashi Kobayashi 1992-04-21
4996496 Bending magnet Masashi Kitamura, Takashi Kobayashi, Shunji Kakiuchi, Kiyoshi Yamaguchi, Hiroshi Tomeoku +2 more 1991-02-26
4448042 Coolant supply and discharge device for superconductive rotor Kiyoshi Yamaguchi 1984-05-15
4393429 Superconductive coil system with protecting device Seiji Numata, Kiyoshi Yamaguchi, Heroe Yamamoto 1983-07-12
4389585 Superconductive rotor Kiyoshi Yamaguchi, Toshio Tamura 1983-06-21