Seiichi Takahashi

Kubota: 10 patents #172 of 2,059Top 9%

MC Murata Manufacturing Co.: 7 patents #1,107 of 5,295Top 25%

FC Fuji Electric Co.: 6 patents #393 of 2,643Top 15%

Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%

UL Ulvac: 5 patents #67 of 680Top 10%

KS Kawasaki Steel: 3 patents #381 of 1,922Top 20%

OC Oki Electric Industry Co.: 3 patents #700 of 2,807Top 25%

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

Samsung: 2 patents #37,631 of 75,807Top 50%

JA Jatco: 2 patents #307 of 871Top 40%

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

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

JC Japan Automatic Machine Co.: 1 patents #2 of 8Top 25%

FT Ftl: 1 patents #2 of 7Top 30%

TK Toda Kogyo: 1 patents #197 of 328Top 65%

HC Hotani Co.: 1 patents #2 of 6Top 35%

Canon: 1 patents #14,899 of 19,416Top 80%

MI Mitsui Toatsu Chemicals, Incorporated: 1 patents #880 of 1,543Top 60%

Overall (All Time): #52,246 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #	Title	Co-Inventors	Date
4220874	High frequency semiconductor devices	Yutaka Iwata, Katsuzo Kaminishi	1980-09-02