Inventor
FRIEDMAN JOSHUA
29 patents
⚠️ This page may combine multiple inventors who share the name “FRIEDMAN JOSHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRIEDMAN JOSHUA
13 patentsUS4661070AApr 28, 1987
Method for bleaching discolored teeth
FRIEDMAN JOSHUA213 citations99
US4948215AAug 14, 1990
Dental light-curing lamp unit with interchangeable autofocus light guides
FRIEDMAN JOSHUA65 citations96
US5290169AMar 1, 1994
Optical light guide for dental light-curing lamps
FRIEDMAN JOSHUA123 citations95
US4330274AMay 18, 1982
Lighting system for a dental handpiece
FRIEDMAN JOSHUA65 citations95
US7097452B2Aug 29, 2006
Heated compule
FRIEDMAN JOSHUA30 citations92
US5201655AApr 13, 1993
Optical light guide for controlling the irradiation of a dental restorative material
FRIEDMAN JOSHUA41 citations92
US7094057B2Aug 22, 2006
Dental light curing member and method
FRIEDMAN JOSHUA15 citations84
US7015423B2Mar 21, 2006
Heating device for dental material
FRIEDMAN JOSHUA19 citations84
US7175436B2Feb 13, 2007
Optical composite cure radiometer and method
FRIEDMAN JOSHUA8 citations74
US4924070AMay 8, 1990
Apparatus for controlled irradiation
FRIEDMAN JOSHUA12 citations74
US5220827AJun 22, 1993
Method for testing the hardness of a dental composite material
FRIEDMAN JOSHUA2 citations63
USD298965SDec 13, 1988
Combined light filter and shield for a dental curing lamp
FRIEDMAN JOSHUA5 citations63
US9427162B2Aug 30, 2016
Dental shade matching method and device
FRIEDMAN JOSHUA1 citations52
ADDENT INC
6 patentsUS6485709B2Nov 26, 2002
Dental bleaching gel composition, activator system and method for activating a dental bleaching gel
ADDENT INC87 citations95
US6554463B2Apr 29, 2003
Optical waveguide concentrator and illuminating device
ADDENT INC47 citations91
US6908607B2Jun 21, 2005
Dental bleaching gel composition and activator
ADDENT INC17 citations90
US10172690B1Jan 8, 2019
Device and method for heating dental composite materials
ADDENT INC8 citations81
US10611088B1Apr 7, 2020
Device and methods for optimizing post-curing time of 3D printed products
ADDENT INC3 citations73
US10548688B2Feb 4, 2020
Device and method for heating dental composite materials
ADDENT INC0 citations39
(unassigned)
4 patentsUS6312254B1Nov 6, 2001
Dispenser for heating and extruding dental material
95 citations98
US6236020B1May 22, 2001
Heating assembly for preheating dental materials
85 citations98
US6616448B2Sep 9, 2003
Dispenser for heating and extruding dental material
64 citations96
US6320162B1Nov 20, 2001
Method for preheating dental materials
22 citations92