Tetsuo Yamada

UI Ube Industries: 21 patents #18 of 1,686Top 2%

KT Kabushiki Kaisha Toshiba: 21 patents #1,382 of 21,451Top 7%

Fujitsu Limited: 17 patents #1,701 of 24,456Top 7%

FI Fujifilm Business Innovation: 12 patents #796 of 5,238Top 20%

Ngk Spark Plug Co.: 9 patents #191 of 1,594Top 15%

FU Fujifilm: 8 patents #1,085 of 4,519Top 25%

YA Yazaki: 7 patents #644 of 3,427Top 20%

ME Meidensha: 6 patents #38 of 555Top 7%

KD Kuraray Noritake Dental: 4 patents #15 of 78Top 20%

TO Toshiba: 3 patents #380 of 2,688Top 15%

MC Minolta Co.: 3 patents #574 of 1,416Top 45%

PE Petoca: 3 patents #15 of 46Top 35%

NC Nidek Co.: 2 patents #161 of 365Top 45%

SC Stanley Electric Co.: 2 patents #339 of 1,072Top 35%

TC Takenaka Komuten Co.: 2 patents #11 of 128Top 9%

TC Toyoda Gosei Co.: 2 patents #900 of 2,296Top 40%

SC Sinko Kogyo Co.: 2 patents #1 of 14Top 8%

TO Toyota: 2 patents #10,861 of 26,838Top 45%

HI Hitachi: 1 patents #17,742 of 28,497Top 65%

MI Minolta: 1 patents #729 of 1,109Top 70%

MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%

NT National Institute Of Advanced Industrial Science And Technology: 1 patents #1,256 of 3,134Top 45%

NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%

NC Nikken Chemicals Co.: 1 patents #38 of 86Top 45%

OE Otis Elevator: 1 patents #966 of 1,840Top 55%

TK Tanaka Kikinzoku Kogyo K.K.: 1 patents #216 of 436Top 50%

KS Kobe Steel: 1 patents #857 of 2,031Top 45%

UN Unknown: 1 patents #29,356 of 83,584Top 40%

Mazda Motor: 1 patents #2,563 of 4,755Top 55%

Overall (All Time): #8,638 of 4,157,543Top 1%

128

Patents All Time

Issued Patents All Time

Showing 126–128 of 128 patents

Patent #	Title	Co-Inventors	Date
4373167	Solid state image sensor with overflow protection and high resolution	—	1983-02-08
4356502	Protection circuit for a semiconductor device	—	1982-10-26
4196178	Process for producing metallic nitride powder	Tadashi Iwai, Takashi Kawahito	1980-04-01