Inventor
WOOD ROBERT J
US95 patents
⚠️ This page may combine multiple inventors who share the name “WOOD ROBERT J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WELCH ALLYN INC
29 patentsUS9153994B2Oct 6, 2015
Motion sensitive and capacitor powered handheld device
WELCH ALLYN INC1,026 citations99
US9931028B2Apr 3, 2018
Replacement light assembly
WELCH ALLYN INC37 citations98
US6045047AApr 4, 2000
Two-dimensional part reader having a focussing guide
WELCH ALLYN INC366 citations98
US5919130AJul 6, 1999
Video otoscope
WELCH ALLYN INC139 citations98
US5786586AJul 28, 1998
Hand-held optical reader having a detachable lens-guide assembly
WELCH ALLYN INC367 citations98
US5702345ADec 30, 1997
Video laparoscope with sealed video processor module and illumination unit
WELCH ALLYN INC118 citations98
US5569902AOct 29, 1996
Contact two-dimensional bar code reader having pressure actuated switch
WELCH ALLYN INC105 citations98
US5527261AJun 18, 1996
Remote hand-held diagnostic instrument with video imaging
WELCH ALLYN INC177 citations98
US5347989ASep 20, 1994
Control mechanism for steerable elongated probe having a sealed joystick
WELCH ALLYN INC156 citations98
US4941456AJul 17, 1990
Portable color imager borescope
WELCH ALLYN INC169 citations98
US4941454AJul 17, 1990
Servo actuated steering mechanism for borescope or endoscope
WELCH ALLYN INC266 citations98
US10238462B2Mar 26, 2019
Digital-based medical devices
WELCH ALLYN INC38 citations97
US5701155ADec 23, 1997
Processor module for video inspection probe
WELCH ALLYN INC212 citations96
US5379756AJan 10, 1995
Replaceable lens assembly for video laparoscope
WELCH ALLYN INC87 citations96
US5311859AMay 17, 1994
Add-on video camera arrangement for optical laparoscope
WELCH ALLYN INC87 citations96
US4957346ASep 18, 1990
Illumination system for portable color imager borescope
WELCH ALLYN INC62 citations96
US5662586ASep 2, 1997
Hand held diagnostic instrument with video imaging
WELCH ALLYN INC91 citations95
US5527262AJun 18, 1996
Hand-held diagnostic dental probe with video imaging
WELCH ALLYN INC86 citations95
US5885214AMar 23, 1999
Integrated video diagnostic center
WELCH ALLYN INC82 citations94
USD709191SJul 15, 2014
Otoscope
WELCH ALLYN INC38 citations93
US8944596B2Feb 3, 2015
Digital-based medical devices
WELCH ALLYN INC25 citations92
US5441043AAug 15, 1995
Video laparoscope with modular video connector and dual low-wattage light sources
WELCH ALLYN INC22 citations92
US5717806AFeb 10, 1998
Bifurcated randomized fiber bundle light cable for directing light from multiple light sources to single light output
WELCH ALLYN INC21 citations91
US10278681B2May 7, 2019
Motion sensitive and capacitor powered handheld device
WELCH ALLYN INC7 citations84
US9833223B2Dec 5, 2017
Capacitor powered battery replacement device
WELCH ALLYN INC6 citations84
US9636004B2May 2, 2017
Replacement light assembly
WELCH ALLYN INC10 citations84
US9198566B2Dec 1, 2015
Replacement light assembly
WELCH ALLYN INC10 citations84
US8981934B2Mar 17, 2015
Loss prevention system
WELCH ALLYN INC6 citations84
US9642517B2May 9, 2017
Digital-based medical devices
WELCH ALLYN INC4 citations83
STEPAN CO
7 patentsUS4644047AFeb 17, 1987
Self-compatibilizing phthalate-based polyester polyols
STEPAN CO30 citations93
US4595711AJun 17, 1986
Aromatic polyester polyols fluorocarbon compatibilized with ethoxylate propoxylate compounds for urethane and isocyanurate foams
STEPAN CO38 citations93
US4529744AJul 16, 1985
Compatibilized aromatic polyester polyols
STEPAN CO47 citations93
US4722803AFeb 2, 1988
Self-compatibilizing polyester polyol blends based on dimethyl terephthalate residues
STEPAN CO28 citations91
US4644048AFeb 17, 1987
Self-compatibilizing phthalate-based polyester polyols
STEPAN CO38 citations91
US4644027AFeb 17, 1987
Self-compatibilizing phthalate-based polyester polyols
STEPAN CO29 citations91
US4608432AAug 26, 1986
Self-compatibilizing polyester polyol blends based on polyalkylene terephthalate
STEPAN CO42 citations91
HARVARD COLLEGE
3 patentsLIA RAYMOND A
2 patentsEDWARDS IAN K
2 patentsWOOD ROBERT J
2 patentsIOXUS INC
2 patentsMAJIDI CARMEL
1 patentMAJIDI CARMEL S
1 patentUNIV OD CALIFORNIA
1 patentShowing the top 50 of 95 patents by PatentIndex Score.