TH

Takafumi Hara

TK Toshiba Tec Kabushiki Kaisha: 36 patents #54 of 1,664Top 4%
HA Hitachi Astemo: 17 patents #5 of 1,276Top 1%
Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%
Sharp Kabushiki Kaisha: 14 patents #1,181 of 10,731Top 15%
KT Kabushiki Kaisha Toshiba: 12 patents #2,533 of 21,451Top 15%
HS Hitachi Automotive Systems: 4 patents #412 of 1,636Top 30%
AC Aoi Electronics Co.: 1 patents #21 of 47Top 45%
TC Techno Network Shikoku Co.: 1 patents #1 of 27Top 4%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #18,547 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 26–50 of 88 patents

Patent #TitleCo-InventorsDate
10962895 Decolorizable toner, toner cartridge, image forming apparatus, decolorizing system, decolorizing method, and decolorizing device Tsuyoshi Itou 2021-03-30
10873285 Inverter drive device and electrically driven vehicle system using the same Toshiyuki Ajima, Katsuhiro Hoshino, Akihiro Ashida, Kazuto Oyama 2020-12-22
10852193 Thermal infrared detector and manufacturing method thereof Takaki Sugino, Shinichi Hosomi 2020-12-01
10816912 Toner cartridge and image forming apparatus using toner characteristics for improving image quality Tsuyoshi Itou, Kazuhisa Takeda, Masahiro Ikuta, Hiromichi Mitamura, Shigeru Fujiwara +1 more 2020-10-27
10809646 Toner cartridge and image forming apparatus Tsuyoshi Itou, Kazuhisa Takeda, Masahiro Ikuta, Hiromichi Mitamura, Shigeru Fujiwara +1 more 2020-10-20
10693410 Control method and control device for rotary electric motor, and rotary electric motor drive system Takeshi Yoshida, Katsuhiro Hoshino, Kazuto Oyama 2020-06-23
10684568 Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus Masahiro Ikuta, Tsuyoshi Itou, Yasuhito Noda, Kazuhisa Takeda, Takayasu Aoki 2020-06-16
10511249 Inverter driving device, electric brake apparatus, and electric power steering apparatus Masahiro SEO, Toshiyuki Ajima, Shigehisa Aoyagi, Masaki KASHIMA, Yawara KATO 2019-12-17
10411621 Drive device for three-phase synchronous motor Toshiyuki Ajima, Shigehisa Aoyagi, Mitsuo Sasaki, Takumi Hisazumi 2019-09-10
10119841 Magnetic position detection device and magnetic position detection method Shohei Tsukamoto 2018-11-06
10066966 Magnetic position detection device and magnetic position detection method Fusako Tomizumi 2018-09-04
10063727 Marking apparatus and decoloring apparatus Kazuhisa Takeda, Yoshihito Shimada, Tsuyoshi Itou, Yasuhito Noda, Masahiro Ikuta 2018-08-28
9846203 Storage battery state detection apparatus and storage battery state detection method Hiroyuki Saito, Hideaki Tani, Satoshi Wachi 2017-12-19
9821590 Color erasing apparatus, color erasing system and color erasing control method Kazuhisa Takeda, Tsuyoshi Itou, Masahiro Ikuta, Motonari Udo, Takayasu Aoki +1 more 2017-11-21
9798260 Decolorizable toner Masahiro Ikuta, Tsuyoshi Itou, Motonari Udo, Kazuhisa Takeda 2017-10-24
9766095 Magnetic position detection device and magnetic position detection method Yuji Kawano 2017-09-19
9757969 Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Motonari Udo, Masahiro Ikuta, Kazuhisa Takeda, Tsuyoshi Itou, Takayasu Aoki 2017-09-12
9555657 Color erasing apparatus, color erasing system and color erasing control method Kazuhisa Takeda, Tsuyoshi Itou, Masahiro Ikuta, Motonari Udo, Takayasu Aoki +1 more 2017-01-31
9539843 Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Motonari Udo, Masahiro Ikuta, Kazuhisa Takeda, Tsuyoshi Itou, Takayasu Aoki 2017-01-10
9519236 Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus Masahiro Ikuta, Tsuyoshi Itou, Yasuhito Noda, Kazuhisa Takeda, Takayasu Aoki 2016-12-13
9400194 Magnetic detection device and on-vehicle rotation detection device equipped with the same Hideki Shimauchi, Masahiro Yokotani 2016-07-26
9366983 Decolorizable toner Masahiro Ikuta, Tsuyoshi Itou, Motonari Udo, Kazuhisa Takeda 2016-06-14
9360781 Toner set for printing system and printing system Takayasu Aoki, Masahiro Ikuta, Tsuyoshi Itou, Kazuhisa Takeda, Yasuhito Noda 2016-06-07
9348249 Image forming apparatus and image forming and decoloring system Masahiro Ikuta, Kazuhisa Takeda, Tsuyoshi Itou, Yasuhito Noda, Takayasu Aoki 2016-05-24
9291950 Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material Motonari Udo, Masahiro Ikuta, Kazuhisa Takeda, Tsuyoshi Itou, Takayasu Aoki 2016-03-22