TK

Takao Kawazu

Canon: 14 patents #4,747 of 19,416Top 25%
Overall (All Time): #336,406 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12422769 Structure for electrically protecting fixing apparatus provided in image forming apparatus Masaki Inagaki, Toshiyuki Ichino, Yuji Fujiwara, Teruhiko Namiki 2025-09-23
11953850 Heater and image heating apparatus Takaomi Uezono, Teruhiko Namiki, Atsushi Iwasaki 2024-04-09
10983464 Image heating device with first and second groups of conductors having different widths, and image forming apparatus Yusuke Nakashima, Teruhiko Namiki, Ryota Ogura 2021-04-20
10433380 Triac driving circuit and fixing apparatus having resistive elements in series with different characteristics for circuit protection Yusuke Nakashima, Tetsuya Yamamoto 2019-10-01
9391443 Power supply apparatus and image forming apparatus Nozomu Nakajima 2016-07-12
9329561 Low power consumption accurate power supply overvoltage detection Minoru Hayasaki, Nozomu Nakajima, Yasuhiro Nakata, Hiroshi Mano 2016-05-03
9223264 Image heating apparatus 2015-12-29
9171241 Image forming apparatus and power supply unit thereof, for controlling conditions of power supply units according to input voltage Nozomu Nakajima 2015-10-27
7643785 Image heating device capable of changing pressure applied to heating nip Hideyuki Matsubara, Kazunari Nishimoto, Shigeo Murayama 2010-01-05
7310486 Power supply apparatus and heating apparatus and image forming apparatus Atsuya Takahashi, Masataka Mochizuki, Hiroshi Chihara 2007-12-18
7187882 Image fusing device with power control and image forming apparatus with same Atsuya Takahashi, Masataka Mochizuki 2007-03-06
7139500 Image fusing device and image forming apparatus Atsuya Takahashi, Masataka Mochizuki 2006-11-21
7076183 Image fusing device and image forming apparatus Atsuya Takahashi, Masataka Mochizuki 2006-07-11
6516164 Excessive temperature rising prevention device, heating apparatus and fixing apparatus 2003-02-04