Inventor
DAVIS DONALD E
US26 patents
⚠️ This page may combine multiple inventors who share the name “DAVIS DONALD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
8 patentsUS4818885AApr 4, 1989
Electron beam writing method and system using large range deflection in combination with a continuously moving table
IBM79 citations94
US5523580AJun 4, 1996
Reticle having a number of subfields
IBM24 citations92
US5301124AApr 5, 1994
Registration of patterns formed of multiple fields
IBM46 citations88
US4945246AJul 31, 1990
Tri-deflection electron beam system
IBM21 citations80
US4149085AApr 10, 1979
Automatic overlay measurements using an electronic beam system as a measurement tool
IBM20 citations78
US4365163ADec 21, 1982
Pattern inspection tool - method and apparatus
IBM17 citations73
US4056730ANov 1, 1977
Apparatus for detecting registration marks on a target such as a semiconductor wafer
IBM8 citations70
US4456860AJun 26, 1984
X-Y Positioning subsystem electronics
IBM13 citations67
SONY ELECTRONICS INC
4 patentsUS5454041ASep 26, 1995
Mix-minus monitor system
SONY ELECTRONICS INC42 citations92
US5420933AMay 30, 1995
Up and down-loadable VTR configuration for an audio follow video mixer
SONY ELECTRONICS INC6 citations61
US5424490AJun 13, 1995
Twisted lead pairs on PCB to improve common mode rejection
SONY ELECTRONICS INC5 citations53
US5343186AAug 30, 1994
Variable resistor having the capacity to produce a fader start signal output
SONY ELECTRONICS INC1 citations41
ROCKWELL INTERNATIONAL CORP
4 patentsSONY CORP
3 patentsUS5488669AJan 30, 1996
Manual cross fade learn feature for an audio follow video mixer
SONY CORP32 citations91
US5479519ADec 26, 1995
Signalization with true "on air" event including opto-isolation
SONY CORP18 citations74
US5485525AJan 16, 1996
VTR configuration of a modular audio follow video mixer
SONY CORP7 citations72