Assignee
EPSTEIN MICHAEL
3 patents
Top patents by PatentIndex Score
US4674823AJun 23, 1987
Solar radiation filter and reflector device and method of filtering and reflecting solar radiation
EPSTEIN MICHAEL7 citations72
US8107627B2Jan 31, 2012
Temporal proximity to verify physical proximity
EPSTEIN MICHAEL4 citations61
US8312166B2Nov 13, 2012
Proximity detection method
EPSTEIN MICHAEL2 citations60