IF

Isao Fujiwara

Tdk: 13 patents #431 of 3,796Top 15%
AC Aisin Aw Co.: 8 patents #229 of 2,011Top 15%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
FU Fujifilm: 6 patents #1,361 of 4,519Top 35%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
AI Aisin: 3 patents #81 of 1,000Top 9%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
NT Nagoya Institute Of Technology: 1 patents #52 of 159Top 35%
TC Tsubaki Nakashima Co.: 1 patents #11 of 18Top 65%
TC Tsubakimoto Precision Products Co.: 1 patents #3 of 5Top 60%
Overall (All Time): #69,826 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
11909342 Rotating electrical machine control device Subrata Saha, Hiroki Iwai, Takashi Kosaka, Hiroaki Matsumori, Naoto Saito +1 more 2024-02-20
11885995 Image display apparatus, information display system for vehicle, and optical film Shinichi Yoshinari 2024-01-30
11886079 Wavelength conversion member, light emitting device, and liquid crystal display device Tatsuya Oba, Shinji Hikita 2024-01-30
11862405 High-voltage feed-through capacitor Yuta Kamo, Kenichi Kamehashi, Hisashi Tanaka 2024-01-02
11705850 Rotating electrical machine control system Subrata Saha 2023-07-18
11456686 Rotating electrical machine control device Subrata Saha 2022-09-27
11316235 Prismatic secondary battery, assembled battery using the same and method of producing the same Ryoichi Wakimoto, Kazuhiro Kitaoka, Hiromasa Yagi 2022-04-26
11258391 Rotating electrical machine control device Subrata Saha 2022-02-22
11121439 Secondary battery Kozo Watanabe, Kaori Ishikawa 2021-09-14
11056984 Inverter control device Masashi Miyazaki, Subrata Saha, Yuki Sugiyama 2021-07-06
10644301 Prismatic secondary battery and assembled battery using the same Ryoichi Wakimoto, Kazuhiro Kitaoka, Hiromasa Yagi 2020-05-05
10535860 Nonaqueous electrolyte secondary battery Hiromasa Yagi 2020-01-14
10305084 Prismatic secondary battery and assembled battery using the same Ryoichi Wakimoto, Kazuhiro Kitaoka, Hiromasa Yagi 2019-05-28
10243195 Nonaqueous electrolyte secondary battery Hiromasa Yagi 2019-03-26
9985261 Separator for nonaqueous electrolyte secondary battery and nonaqueous electrolyte secondary battery Nobuhiro Hirano, Masaru Watanabe 2018-05-29
9703008 Optical film, polarizing plate, and liquid crystal display device Hirofumi Toyama, Yoshinori Maeda, Ryuji SANETO 2017-07-11
9614249 Separator for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery Nobuhiro Hirano, Masaru Watanabe 2017-04-04
8937696 Cellulose acylate film, its production method, polarizer and liquid crystal display device Yoshiaki Hisakado, Jun Takeda, Masato Nagura, Nobutaka Fukagawa 2015-01-20
8836897 Liquid crystal display device Jun Takeda, Makoto Ishiguro, Hirofumi Toyama, Yoji Ito 2014-09-16
8477275 Optical film and liquid crystal display device Hirofumi Toyama, Jun Takeda, Yoji Ito 2013-07-02
7928686 Electric motor control device, electric vehicle, and hybrid electric vehicle Subrata Saha, Keisuke Nishimura, Kazuma Hasegawa, Yoshinori Oono, Seiichi Kinugasa 2011-04-19
7489099 Electrical drive control device and electrical drive control method Zhiqian Chen 2009-02-10
7460353 High-voltage capacitor, high-voltage capacitor device and magnetron Yukihiko Shirakawa, Tsukasa Sato, Hisashi Tanaka 2008-12-02
7339333 Motor drive control apparatus, motor drive control method and program of the same Zhiqian Chen 2008-03-04
7190525 Diffusion film comprising transparent substrate and diffusion layer Yoji Ito, Takumi Ando 2007-03-13