YT

Yoshiaki Takayanagi

Canon: 56 patents #559 of 19,416Top 3%
MA Makita: 9 patents #137 of 770Top 20%
KZ Komatsu Zenoah: 1 patents #52 of 88Top 60%
Overall (All Time): #32,947 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 51–66 of 66 patents

Patent #TitleCo-InventorsDate
5260745 Image exposing and forming apparatus with original density detection 1993-11-09
5184178 Image recording apparatus having an interchangeable cartridge Hiromitsu Hirabayashi 1993-02-02
5149941 Image fixing apparatus with movable sheet member and detectors Hiromitsu Hirabayashi, Kensaku Kusaka, Atsushi Arai 1992-09-22
4901079 Analog-digital converter Nao Nagashima, Koji Suzuki, Jyoji Nagahira, Kouki Kuroda 1990-02-13
4771312 Image forming apparatus having a battery Masao Yanase 1988-09-13
4758860 Image forming apparatus Masato Ishida 1988-07-19
4745434 Copying apparatus having progressive control means Yoshinobu Shimomura 1988-05-17
4684239 Image forming apparatus with automatic regulation in response to image density Masato Ishida, Makoto Miura 1987-08-04
4645982 Load control unit in an image forming apparatus 1987-02-24
4624548 Image density control device 1986-11-25
4618246 Image forming device Nao Nagashima, Koji Suzuki, Jyoji Nagahira, Kouki Kuroda 1986-10-21
4573788 Image forming device Nao Nagashima, Koji Suzuki, Jyoji Nagahira, Kouki Kuroda 1986-03-04
4571725 Image formation apparatus having a diagnosing function Nao Nagashima, Kouki Kuroda, Jyoji Nagahira, Koji Suzuki 1986-02-18
4487402 Vibration damper device Takao Matsunaga 1984-12-11
4470009 Surface potentiometer Koji Suzuki, Nao Nagashima, Hiroshi Ogawa, Kouki Kuroda, Joyji Nagahira 1984-09-04
4420247 Computer control means for an electrostatic recording apparatus Koji Suzuki, Joji Nakahira, Koki Kuroda, Nao Nagashima 1983-12-13