Yukio Tanaka

SL Semiconductor Energy Laboratory: 66 patents #144 of 1,113Top 15%

JD Japan Display: 20 patents #172 of 1,204Top 15%

Sumitomo Electric Industries: 14 patents #1,767 of 21,551Top 9%

Mitsubishi Electric: 12 patents #2,296 of 25,717Top 9%

MC Murata Manufacturing Co.: 11 patents #708 of 5,295Top 15%

JC Japan Display Central: 5 patents #5 of 90Top 6%

Eastman Kodak: 5 patents #2,059 of 8,114Top 30%

Sharp Kabushiki Kaisha: 5 patents #3,007 of 10,731Top 30%

TC Toshiba Matsushita Display Technology Co.: 4 patents #36 of 235Top 20%

PI Pearl Musical Instrument: 4 patents #3 of 18Top 20%

NC Nhk Spring Co.: 4 patents #192 of 1,116Top 20%

FC Fuji Electric Co.: 4 patents #580 of 2,643Top 25%

Pioneer: 3 patents #574 of 1,730Top 35%

SO Sony: 3 patents #10,744 of 25,231Top 45%

TC Tamron Co.: 2 patents #47 of 138Top 35%

ME Mitsubishi Heavy Industries Engineering: 2 patents #55 of 148Top 40%

VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%

PA Panasonic: 1 patents #13,264 of 21,108Top 65%

CK Calsonic Kansei: 1 patents #307 of 675Top 50%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

CC Chugai Ro Co.: 1 patents #41 of 127Top 35%

HC Hitachi Heating Appliances Co.: 1 patents #20 of 45Top 45%

MK Mitsubishi Kinzoku: 1 patents #108 of 280Top 40%

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%

MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%

MC Mitsui Takeda Chemicals: 1 patents #15 of 41Top 40%

NC Nippon Avionics Co.: 1 patents #11 of 51Top 25%

NC Nippon Oil & Fats Co.: 1 patents #173 of 409Top 45%

NM Nisshin Flour Milling: 1 patents #178 of 320Top 60%

ND Ntt Data: 1 patents #6 of 32Top 20%

OC Osaka Organic Chemical Industry Co.: 1 patents #17 of 46Top 40%

OK Osaka Yuki Kagaku Kogyo Kabushiki Kaisha: 1 patents #15 of 31Top 50%

Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%

SP Shizuoka Pioneer: 1 patents #11 of 21Top 55%

TO Tokico: 1 patents #164 of 359Top 50%

Overall (All Time): #4,456 of 4,157,543Top 1%

176

Patents All Time

Issued Patents All Time

Showing 176–176 of 176 patents

Patent #	Title	Co-Inventors	Date
4210827	Control circuit for generating a step-type control signal and a continuously varying control signal whose amplitude characteristic repeats at the step transition	Kenichi Kanazawa	1980-07-01