BG

Bernard Grolman

AO American Optical: 5 patents #7 of 106Top 7%
DA Danaher: 4 patents #495 of 2,950Top 20%
🗺 Massachusetts: #14,132 of 88,656 inventorsTop 20%
Overall (All Time): #587,911 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6361495 Hand-held non-contact tonometer 2002-03-26
5671039 Glare tester 1997-09-23
5474066 Non-contact tonometer 1995-12-12
5381196 Contrast sensitivity tester David A. Luce 1995-01-10
4238142 Method and apparatus for examining and photographing the ocular fundus William D. Richards, Joseph W. Kantorski 1980-12-09
4236793 Ophthalmic refracting device Donald B. Whitney, William D. Richards 1980-12-02
4216588 Marking pen holder William D. Richards 1980-08-12
4208800 Method for making ophthalmic measurements William D. Richards 1980-06-24
4184752 Instrument illuminator William D. Richards 1980-01-22