KA

Katsumi Arisaka

Canon: 11 patents #5,840 of 19,416Top 35%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #455,401 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
10630356 Communication apparatus and method of controlling the same Teruki Kikkawa 2020-04-21
7791996 PLL circuit operating based on output of delta-sigma modulator, and optical disk device including PLL circuit 2010-09-07
7200072 Domain wall displacement magneto-optical recording and reproducing apparatus 2007-04-03
7020049 Apparatus using a detected light beam power at a start of change of a magnetized state for setting a reproducing light beam Toshihiko Suzuki, Takashi Inoue, Toshio Matsumoto 2006-03-28
6980491 Domain wall displacement type magneto-optical recording medium and recording method Tsutomu Shiratori 2005-12-27
6377746 Recording apparatus for recording moving and still signals on different parts of tape-shaped recording medium Hideyuki Nishida, Tsunenori Yoshinari, Toshiaki Shingu 2002-04-23
5822145 Information recording and/or reproducing apparatus using an information recording device having two kinds of recording media Hideyuki Nishida, Tsunenori Yoshinari, Toshiaki Shingu, Kazunori Masuda 1998-10-13
5638229 Method for detecting an information recorded position in an information reproducing apparatus Toshiaki Shingu, Tsunenori Yoshinari, Hideyuki Nishida 1997-06-10
5561565 Magnetic tape recording and/or reproducing apparatus with detecting means Tsunenori Yoshinari, Hideyuki Nishida, Toshiaki Shingu, Kazunori Masuda 1996-10-01
5249063 Information signal processing device for offset removal and signal identification of color difference signals 1993-09-28
5055351 Metal thin film type magnetic recording medium Ryo Fujimoto, Takao Sasakura, Hiroshi Takagi, Kenji Suzuki, Akira Shinmi +3 more 1991-10-08