KM

Katsuyuki Matsumoto

SC Sanyo Electric Co.: 5 patents #1,180 of 6,347Top 20%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
SC Sanyo Technosound Co.: 4 patents #1 of 26Top 4%
HC Hitachi Cable: 2 patents #313 of 1,086Top 30%
📍 Shijonawate, JP: #8 of 109 inventorsTop 8%
Overall (All Time): #468,636 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7842397 Nickel plating solution and its preparation method, nickel plating method and printed wiring board copper foil Yasuyuki Ito, Koji Nukaga, Yasuhiro Kusano, Kenji Yokomizo, Shingo Watanabe +2 more 2010-11-30
7108923 Copper foil for printed circuit board with taking environmental conservation into consideration Yasuyuki Ito, Kenji Yokomizo, Yasuhiro Kusano, Shinichiro Shimizu, Muneo Kodaira +1 more 2006-09-19
6904488 Portable electronic device comprising common serial bus connector Masanao Yoshida 2005-06-07
6904532 Portable electronic device 2005-06-07
6621160 Semiconductor device and mounting board Masanori Shibamoto, Masahiro Ichitani, Ryo Haruta, Junichi Arita, Ichiro Anjo 2003-09-16
6563212 Semiconductor device Masanori Shibamoto, Masahiro Ichitani, Ryo Haruta, Junichi Arita, Ichiro Anjo 2003-05-13
6515944 Disk playback device and method of continuously playing back disks without a break in sound reproduction Masanao Yoshida, Yoshimasa Ono, Hitoshi Miyamoto 2003-02-04
6404049 Semiconductor device, manufacturing method thereof and mounting board Masanori Shibamoto, Masahiro Ichitani, Ryo Haruta, Junichi Arita, Ichiro Anjo 2002-06-11
6120301 Semiconductor device and method of manufacturing the same Masahiro Ichitani, Ryo Haruta, Arata Kinjyo, Tsutomu Kakimoto 2000-09-19
6104678 Disk playback device and method of terminating playback of disk Masanao Yoshida, Yoshimasa Ono, Shinya Miyazona, Hitoshi Miyamoto, Shigeru Ueuchi 2000-08-15
5285437 Audio device having control function with use of card Tokuo Yokota, Keimi Fukui 1994-02-08