Dayong Li

TC Tamron Co.: 16 patents #2 of 138Top 2%

CC Cofco (Jilin) Bio-Chemical Technology Co.: 2 patents #10 of 32Top 35%

FU Fuzhou University: 2 patents #15 of 171Top 9%

CC Cofco Biotechnology Co.: 2 patents #10 of 25Top 40%

NC Nutrition & Health Research Institute, Cofco: 2 patents #10 of 32Top 35%

CU Clemson University: 1 patents #139 of 475Top 30%

SO Sony: 1 patents #17,262 of 25,231Top 70%

NI Nikon: 1 patents #1,647 of 2,493Top 70%

SG Sumita Optical Glass: 1 patents #37 of 59Top 65%

TU Tsinghua University: 1 patents #1,221 of 2,815Top 45%

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

Overall (All Time): #143,769 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #	Title	Co-Inventors	Date
7773308	Wide-angle zoom lens	Yuichi Muramatsu	2010-08-10
7599124	Telephoto zoom lens	Akio Arakawa	2009-10-06