U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.

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Examiner: Blum, T. M.


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 296 patents; average approval time: 900 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
6100125 LDD structure for ESD protection and method of fabrication
6048774 Method of manufacturing dynamic amount semiconductor sensor
4144480 High voltage generating apparatus
4144495 Satellite switching system
4142131 Color picture tube
4125795 Convergence apparatus
4123755 Radar interference reduction
4122433 Fluid tight geophone case
4121155 Position readout device
4119967 Microwave dual mode non-interfering CW and pulsed signal system m...
4119890 Method and equipment for measuring the distance between two point...
4118656 North-south pincushion distortion correction circuit
4118657 Circuit arrangement for providing a saw-tooth current in a coil
4117449 Fluid resistant geophone and cable enclosure
4117471 Light pen detection and tracking with AC plasma display panel
4117379 Method of adjusting a magnetic deflection unit of a cathode ray t...
4115801 Optical image correlator tracking filter circuit
4114072 High voltage protection circuit having predictable firing point
4112412 Digital seismic telemetry system
4112421 Method and apparatus for automatically monitoring objects
4110731 Vibration transducer with improved viscous damping
4109178 Electron multiplier with switchable beam confinement structure
4109182 Delayed sweep system for an oscilloscope
4109183 Third channel oscilloscope display for trigger signal
4107582 Character selector for a shaped beam cathode ray tube
4107566 Rugged quick-heating electron tubes
4107643 Unidirectional horizontal seismometer
4105933 Vertical deflection circuit
4105912 Radar viewing device
4105992 Animal attraction method and apparatus
4104566 Analog correction system
4104569 Horizontal deflection circuit with auxiliary power supply
4104568 Scan-converter tube system
4104610 Ultrasonic wave horn
4104567 Television raster width regulation circuit
4101931 Silicon diode array vidicon with electronically controlled sensit...
4101814 Side pincushion distortion correction circuit
4101813 Double deflection system for an electron beam device
4100464 Electric amplifying arrangements
4099101 Circuit in a television display apparatus for producing a sawtoot...
 
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