Akira Sugawara

DC Dowa Metaltech Co.: 27 patents #1 of 80Top 2%

SL Semiconductor Energy Laboratory: 27 patents #304 of 1,113Top 30%

DC Dowa Mining Co.: 17 patents #2 of 324Top 1%

YA Yazaki: 14 patents #291 of 3,427Top 9%

SC Sanyo Electric Co.: 8 patents #678 of 6,347Top 15%

HI Hitachi: 8 patents #5,191 of 28,497Top 20%

KC Kai R&D Center Co.: 5 patents #9 of 70Top 15%

Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%

SO Sony: 2 patents #12,963 of 25,231Top 55%

SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%

DC Dowa Thermotech Co.: 1 patents #15 of 38Top 40%

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

Overall (All Time): #13,918 of 4,157,543Top 1%

102

Patents All Time

Issued Patents All Time

Showing 101–102 of 102 patents

Patent #	Title	Co-Inventors	Date
4877481	Patterning method by laser scribing	Takeshi Fukuda, Shunpei Yamazaki	1989-10-31
4871399	Copper alloy for use as wiring harness terminal material and process for producing the same	Naoyuki Kanahara	1989-10-03