DA

Daisuke Arai

BC Bridgestone Sports Co.: 21 patents #40 of 224Top 20%
SC Shindengen Electric Manufacturing Co.: 12 patents #10 of 307Top 4%
Ricoh Company: 7 patents #2,977 of 9,818Top 35%
NL Nippon Sheet Glass Company, Limited: 7 patents #112 of 836Top 15%
KD Kddi: 5 patents #60 of 396Top 20%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
SO Sony: 2 patents #12,963 of 25,231Top 55%
FU Fujikura: 2 patents #518 of 1,407Top 40%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
LP Lenovo (Singapore) Pte.: 2 patents #509 of 1,301Top 40%
Pioneer: 1 patents #1,107 of 1,730Top 65%
MC Mitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
SC Suzuki Co.: 1 patents #65 of 179Top 40%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #27,638 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 1–25 of 72 patents

Patent #TitleCo-InventorsDate
12291042 Droplet discharge device and droplet discharge method Takeshi Akai, Yu Yamaya, Takahiko Matsumoto, Yusuke NONOYAMA 2025-05-06
12051925 Charging control method of a battery pack for portable electronic devices Hiroyuki Watanabe, Hideshi Tsukamoto, Hiromitsu Yamaguchi 2024-07-30
12038712 Conveying device and image forming apparatus incorporating the conveying device 2024-07-16
11843048 Method of manufacturing MOSFET having a semiconductor base substrate with a super junction structure Mizue Kitada, Takeshi Asada, Noriaki Suzuki, Koichi Murakami 2023-12-12
11809107 Fixing device and image forming apparatus incorporating same Tetsuo Tokuda, Akiyasu Amita, Fumihiro Hirose 2023-11-07
11791639 Discharge control method of a battery pack for portable electronic devices Hiroyuki Watanabe, Hideshi Tsukamoto, Hiromitsu Yamaguchi 2023-10-17
11550246 Image forming apparatus Akiyasu Amita, Tetsuo Tokuda, Masateru Ujiie, Fumihiro Hirose 2023-01-10
11445082 Image forming apparatus incorporating position detector and position corrector 2022-09-13
11342452 MOSFET, having a semiconductor base substrate with a super junction structure, method of manufacturing the MOSFET, and power conversion circuit having the MOSFET Mizue Kitada, Takeshi Asada, Noriaki Suzuki, Koichi Murakami 2022-05-24
11148891 Sheet conveying device and image forming apparatus incorporating the sheet conveying device Takehiro Fujita 2021-10-19
11123611 Rubber composition for golf ball, and golf ball Jun Shindo 2021-09-21
11040251 Golf ball Eiji Yamanaka 2021-06-22
11029633 Fixing device and image forming apparatus incorporating same 2021-06-08
11005354 Power conversion circuit Shigeru Hisada, Mizue Kitada 2021-05-11
10882979 Golf ball Eiji Yamanaka 2021-01-05
10872952 MOSFET and power conversion circuit Mizue Kitada 2020-12-22
10818496 Semiconductor device having crystal defects and method of manufacturing the semiconductor device having crystal defects Mizue Kitada, Takeshi Asada, Noriaki Suzuki, Koichi Murakami 2020-10-27
10700191 MOSFET and power conversion circuit Shigeru Hisada, Mizue Kitada, Takeshi Asada 2020-06-30
10475917 MOSFET Shigeru Hisada, Mizue Kitada, Takeshi Asada 2019-11-12
10468480 MOSFET and power conversion circuit Mizue Kitada 2019-11-05
10468518 Power semiconductor device having a first and a second conductive-type columnar regions formed alternately with each other and method of manufacturing the power semiconductor device Mizue Kitada, Takeshi Asada, Takeshi Yamaguchi, Noriaki Suzuki 2019-11-05
10453661 Ion filter and method of manufacturing ion filter 2019-10-22
10439056 Power semiconductor device and method of manufacturing power semiconductor device Mizue Kitada, Takeshi Asada, Takeshi Yamaguchi, Noriaki Suzuki 2019-10-08
10411141 Semiconductor device and method of manufacturing semiconductor device Mizue Kitada, Takeshi Asada, Takeshi Yamaguchi, Noriaki Suzuki 2019-09-10
10388923 Vehicle battery unit Koichi Takahashi, Eiji Koike, Takurou Kamada, Kentaro Shibuya, Harumi Takedomi 2019-08-20