Inventor
SMITH ALAN
GB121 patents
⚠️ This page may combine multiple inventors who share the name “SMITH ALAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ILLINOIS TOOL WORKS
9 patentsUS5968385AOct 19, 1999
Engine driven inverter welding power supply
ILLINOIS TOOL WORKS73 citations97
US6674179B2Jan 6, 2004
Engine driven inverter welding power supply
ILLINOIS TOOL WORKS32 citations96
US6469401B2Oct 22, 2002
Engine driven welding power supply with inverter auxiliary power
ILLINOIS TOOL WORKS38 citations96
US6310321B1Oct 30, 2001
Engine driven inverter welding power supply
ILLINOIS TOOL WORKS30 citations96
US6111217AAug 29, 2000
Engine driven inverter welding power supply
ILLINOIS TOOL WORKS32 citations96
US6153855ANov 28, 2000
Control of weld and auxiliary power output of a generator type welding power supply
ILLINOIS TOOL WORKS56 citations95
US7112945B2Sep 26, 2006
Engine driven converter with feedback control
ILLINOIS TOOL WORKS12 citations92
US6894401B2May 17, 2005
Engine driven inverter welding power supply
ILLINOIS TOOL WORKS19 citations92
US6469276B1Oct 22, 2002
Control of weld and auxiliary power output of a generator type welding power supply
ILLINOIS TOOL WORKS26 citations91
LOGITECH EUROPE SA
5 patentsUSD940777SJan 11, 2022
Video conferencing system
LOGITECH EUROPE SA25 citations94
USD849086SMay 21, 2019
Video camera system
LOGITECH EUROPE SA36 citations94
USD924959SJul 13, 2021
Video conferencing system
LOGITECH EUROPE SA17 citations93
USD924299SJul 6, 2021
Video conferencing system
LOGITECH EUROPE SA24 citations93
USD940776SJan 11, 2022
Video conferencing system
LOGITECH EUROPE SA11 citations85
SMITH ALAN
4 patentsBOOTS CO PLC
4 patentsSPECTRX INC
2 patentsKNOLL AG
2 patentsLOGITECH EUROP SA
2 patents(unassigned)
2 patentsINTEROX CHEMICALS LTD
2 patentsALTEA THERAPEUTICS CORP
1 patentROLLS ROYCE CORP
1 patentITW LTD
1 patentABBOTT GMBH & CO KG
1 patentBASF AKTIENGESELLCHAFT
1 patentLABTEC CORP
1 patentALTEA TECH INC
1 patentINTERMARK MEDICAL INNOVATIONS
1 patentWEST PHARM SERV DRUG RES LTD
1 patentRHEOX INC
1 patentSUN MICROSYSTEMS INC
1 patentNALCO CO
1 patentNITTO DENKO CORP
1 patentLAPORTE INDUSTRIES LTD
1 patentCASTILE JONATHAN
1 patentTAGLIAFERRI FRANK
1 patentNATURAL RESOURCES 2000 LTD
1 patentSGS THOMSON MICROELECTRONICS
1 patentShowing the top 50 of 121 patents by PatentIndex Score.