Inventor
MEDEK JAMES C
US3 patents
Patents
3 patentsUS7103392B2Sep 5, 2006
Wireless intercom system
3M INNOVATIVE PROPERTIES CO41 citations90
US9750103B2Aug 29, 2017
Apparatus and method for ambient light measurement by a solid state light bulb
3M INNOVATIVE PROPERTIES CO4 citations67
US10082283B2Sep 25, 2018
Apparatus and method for ambient light measurement by a solid state light bulb
3M INNOVATIVE PROPERTIES CO1 citations46