Inventor
HAMILTON LEE
US12 patents
⚠️ This page may combine multiple inventors who share the name “HAMILTON LEE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FREEDOM SCIENTIFIC INC
8 patentsUS7929013B2Apr 19, 2011
Desktop electronic magnifier
FREEDOM SCIENTIFIC INC17 citations92
US7029190B1Apr 18, 2006
Braille input device
FREEDOM SCIENTIFIC INC23 citations92
US7407335B2Aug 5, 2008
Braille display for use with a notetaker and with personal computers for blind and low vision users
FREEDOM SCIENTIFIC INC9 citations79
US9992453B2Jun 5, 2018
Multiposition magnifier camera
FREEDOM SCIENTIFIC INC4 citations73
US9268141B2Feb 23, 2016
Desktop electronic magnifier
FREEDOM SCIENTIFIC INC3 citations73
US9848107B2Dec 19, 2017
Desktop electronic magnifier
FREEDOM SCIENTIFIC INC0 citations52
US9583024B2Feb 28, 2017
Electronic magnification device
FREEDOM SCIENTIFIC INC0 citations52
US10708546B2Jul 7, 2020
Multiposition magnifier camera
FREEDOM SCIENTIFIC INC0 citations49