Inventor
CRAWFORD JAMES J
19 patents
⚠️ This page may combine multiple inventors who share the name “CRAWFORD JAMES J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FREZZOLINI ELECTRONICS INC
10 patentsUS4965462AOct 23, 1990
Stand-by power supply
FREZZOLINI ELECTRONICS INC47 citations92
US4346336AAug 24, 1982
Battery control system
FREZZOLINI ELECTRONICS INC32 citations92
US5994844ANov 30, 1999
Video lighthead with dimmer control and stabilized intensity
FREZZOLINI ELECTRONICS INC76 citations90
USD486259SFeb 3, 2004
Camera light
FREZZOLINI ELECTRONICS INC45 citations89
USD266704SOct 26, 1982
Lamp
FREZZOLINI ELECTRONICS INC6 citations71
US4282476AAug 4, 1981
Variable pressure control switch for battery charging circuit
FREZZOLINI ELECTRONICS INC7 citations71
US3946260AMar 23, 1976
Motor construction
FREZZOLINI ELECTRONICS INC14 citations71
USD390993SFeb 17, 1998
Arc light
FREZZOLINI ELECTRONICS INC4 citations62
US3931630AJan 6, 1976
Viewfinder assembly
FREZZOLINI ELECTRONICS INC3 citations62
USD385639SOct 28, 1997
Arc light
FREZZOLINI ELECTRONICS INC1 citations51