Mitsuru Watanabe

Nissan Motor Co.: 18 patents #274 of 8,689Top 4%

HI Hitachi: 12 patents #3,472 of 28,497Top 15%

UN Unknown: 8 patents #1,262 of 83,584Top 2%

IK Ishihara Sangyo Kaisha: 7 patents #52 of 403Top 15%

AC Alps Electric Co.: 6 patents #306 of 2,177Top 15%

HC Hitachi Heating Appliances Co.: 5 patents #1 of 45Top 3%

KO Konica: 5 patents #528 of 1,958Top 30%

AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%

KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%

NE Nec: 3 patents #4,195 of 14,502Top 30%

Tdk: 2 patents #1,902 of 3,796Top 55%

FW Fuji Seiki Machine Works: 2 patents #9 of 33Top 30%

YK Yoshida Kogyo K.K.: 1 patents #252 of 468Top 55%

AC Alps Electronics Co.: 1 patents #1 of 19Top 6%

HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%

HD Hitachi Displays: 1 patents #519 of 752Top 70%

KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%

KO Konica Minolta Opto: 1 patents #236 of 418Top 60%

KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%

OI Osaka Municipal Technical Research Institute: 1 patents #17 of 40Top 45%

Pioneer: 1 patents #1,107 of 1,730Top 65%

SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%

TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%

TL Toyo Kasei Kogyo Company Limited: 1 patents #26 of 53Top 50%

Overall (All Time): #24,509 of 4,157,543Top 1%

Patents All Time

Issued Patents All Time

Showing 76–77 of 77 patents

Patent #	Title	Co-Inventors	Date
4213023	High frequency energy apparatus with automatic heating cycle control	Kenji Satoh, Hajime Tachikawa	1980-07-15
4185181	Microwave oven	Yoichi Kaneko, Katsuhiro Kimura, Tadashi Funamizu, Itsuo Kikuchi	1980-01-22