Lev Ryzhikov

AN Asml Holding N.V.: 21 patents #11 of 520Top 3%

AB Asml Netherlands B.V.: 4 patents #960 of 3,192Top 35%

NI Nikon: 3 patents #1,048 of 2,493Top 45%

SG Silicon Valley Group: 1 patents #31 of 97Top 35%

📍 Norwalk, CT: #20 of 720 inventorsTop 3%

🗺 Connecticut: #1,238 of 34,797 inventorsTop 4%

Overall (All Time): #136,219 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #	Title	Co-Inventors	Date
5898524	Microscope objective with ball lens and protection plate	—	1999-04-27
5886827	Microscope objective lens with separated lens groups	—	1999-03-23
5808807	Microscope objective lens with cemented biconvex triplet	—	1998-09-15