Inventor
KRAUTER ALLAN I
US78 patents
⚠️ This page may combine multiple inventors who share the name “KRAUTER ALLAN I”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WELCH ALLYN INC
46 patentsUS6390625B1May 21, 2002
Focusing mechanism
WELCH ALLYN INC195 citations99
US5359994ANov 1, 1994
Proximal steering cable adjustment
WELCH ALLYN INC406 citations99
US4998182AMar 5, 1991
Connector for optical sensor
WELCH ALLYN INC162 citations99
US4787369ANov 29, 1988
Force relieving, force limiting self-adjusting steering for borescope or endoscope
WELCH ALLYN INC225 citations99
US7276025B2Oct 2, 2007
Electrical adapter for medical diagnostic instruments using LEDs as illumination sources
WELCH ALLYN INC165 citations98
US7029439B2Apr 18, 2006
Medical diagnostic instrument
WELCH ALLYN INC1,254 citations98
US5019121AMay 28, 1991
Helical fluid-actuated torsional motor
WELCH ALLYN INC121 citations98
US4962751AOct 16, 1990
Hydraulic muscle pump
WELCH ALLYN INC135 citations98
US4762118AAug 9, 1988
Self-adjusting steering mechanism for borescope, endoscope, or guide tube
WELCH ALLYN INC141 citations98
US9883792B2Feb 6, 2018
Vaginal speculum apparatus
WELCH ALLYN INC42 citations97
US7722542B2May 25, 2010
Blood pressure measuring apparatus
WELCH ALLYN INC86 citations97
US5575755ANov 19, 1996
Fluid insensitive braking for an endoscope
WELCH ALLYN INC107 citations97
US5464007ANov 7, 1995
Fluid insensitive braking for an endoscope
WELCH ALLYN INC140 citations97
US4649904AMar 17, 1987
Biopsy seal
WELCH ALLYN INC329 citations97
US9532706B2Jan 3, 2017
Vaginal speculum with illuminator
WELCH ALLYN INC46 citations96
US9332898B2May 10, 2016
Vaginal speculum apparatus
WELCH ALLYN INC46 citations96
US6631287B2Oct 7, 2003
Infrared thermometer
WELCH ALLYN INC70 citations96
US6147705ANov 14, 2000
Apparatus and method for video colposcope with electronic green filter
WELCH ALLYN INC58 citations96
US5203319AApr 20, 1993
Fluid controlled biased bending neck
WELCH ALLYN INC102 citations96
US5191879AMar 9, 1993
Variable focus camera for borescope or endoscope
WELCH ALLYN INC102 citations96
US5140975AAug 25, 1992
Insertion tube assembly for probe with biased bending neck
WELCH ALLYN INC64 citations96
US5066122ANov 19, 1991
Hooking cap for borescope
WELCH ALLYN INC55 citations96
US5052803AOct 1, 1991
Mushroom hook cap for borescope
WELCH ALLYN INC53 citations96
US5047848ASep 10, 1991
Elastomeric gage for borescope
WELCH ALLYN INC70 citations96
US5018506AMay 28, 1991
Fluid controlled biased bending neck
WELCH ALLYN INC116 citations96
US5014515AMay 14, 1991
Hydraulic muscle pump
WELCH ALLYN INC68 citations96
US4934786AJun 19, 1990
Walking borescope
WELCH ALLYN INC78 citations96
US4875468AOct 24, 1989
Elastomer-ePTFE biopsy channel
WELCH ALLYN INC119 citations96
US4762119AAug 9, 1988
Self-adjusting steering mechanism for borescope or endoscope
WELCH ALLYN INC84 citations96
US4714075ADec 22, 1987
Biopsy channel for endoscope
WELCH ALLYN INC98 citations96
US4706655ANov 17, 1987
Shield for endoscope elevator cable seal
WELCH ALLYN INC62 citations96
US7354399B2Apr 8, 2008
Otoscopic tip element and related method of use
WELCH ALLYN INC49 citations95
US5496260AMar 5, 1996
Torque override knob for endoscopes, borescopes, or guide tubes
WELCH ALLYN INC88 citations95
US5435296AJul 25, 1995
Endoscope having crimped and soldered cable terminator
WELCH ALLYN INC54 citations95
US4836189AJun 6, 1989
Video hysteroscope
WELCH ALLYN INC115 citations95
US5275152AJan 4, 1994
Insertion tube terminator
WELCH ALLYN INC134 citations93
US5031510AJul 16, 1991
Evacuation spring for hydraulic/pneumatic muscle
WELCH ALLYN INC30 citations93
US5014600AMay 14, 1991
Bistep terminator for hydraulic or pneumatic muscle
WELCH ALLYN INC51 citations93
US4697576AOct 6, 1987
Endoscope forceps elevator cable seal
WELCH ALLYN INC46 citations93
US7784940B2Aug 31, 2010
Eye viewing device comprising video capture optics
WELCH ALLYN INC28 citations92
US7458934B2Dec 2, 2008
Electrical adapter for medical diagnostic instruments using replaceable LEDs as illumination sources
WELCH ALLYN INC23 citations92
US7311401B2Dec 25, 2007
Eye viewing device comprising eyepiece and video capture optics
WELCH ALLYN INC13 citations92
US6637882B1Oct 28, 2003
Eye viewing device for retinal viewing through undilated pupil
WELCH ALLYN INC23 citations92
US6068593AMay 30, 2000
Diagnostic instrument illumination system
WELCH ALLYN INC32 citations92
US6065837AMay 23, 2000
Ophthalmoscope comprising defocused light source
WELCH ALLYN INC31 citations92
US6007255ADec 28, 1999
Adapter assembly for light source
WELCH ALLYN INC19 citations92
MCMAHON MICHAEL T
1 patentVIVENZIO ROBERT L
1 patentDANNA DOMINICK
1 patentHAND HELD PROD INC
1 patentShowing the top 50 of 78 patents by PatentIndex Score.