Donald E. Wortman

Person

Rockville, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Valve-less fluid control circuit for rhythmic action devices
- Patent number 6,319,214
- Issue date Nov 20, 2001
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Vibration distortion removal for scanning probe microscopes
- Patent number 6,178,813
- Issue date Jan 30, 2001
- The United States of America as represented by the Secretary of the Army
- John D. Bruno
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electromagnetic launcher with pulse-shaping armature and divided rails
- Patent number 6,142,131
- Issue date Nov 7, 2000
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- F41 - WEAPONS
Information Patent Grant
Acoustic navigation aid for autonomous coal miner
- Patent number 6,094,986
- Issue date Aug 1, 2000
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- G01 - MEASURING TESTING
Information Patent Grant
Method for chemical reaction control using a surface acoustic wave...
- Patent number H675
- Issue date Sep 5, 1989
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- 436 - Chemistry: analytical and immunological testing
Information Patent Grant
Wideband electronic frequency tuning for orotrons
- Patent number 4,829,527
- Issue date May 9, 1989
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for transmitting a laser signal through fog
- Patent number 4,670,637
- Issue date Jun 2, 1987
- The United States of America as represented by the Secretary of the Army
- Clyde A. Morrison
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for modulating a diffraction radiation generator
- Patent number 4,590,596
- Issue date May 20, 1986
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High performance orotron utilizing a dense electron beam
- Patent number 4,571,726
- Issue date Feb 18, 1986
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Depressed collector/ribbon electron beam analyzer for a diffraction...
- Patent number 4,545,056
- Issue date Oct 1, 1985
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Near millimeter wave generator with dielectric cavity
- Patent number 4,286,230
- Issue date Aug 25, 1981
- The United States of America as represented by the Secretary of the Army
- Clyde A. Morrison
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for determining aerosol size distributions
- Patent number 4,211,487
- Issue date Jul 8, 1980
- The United States of America as represented by the Secretary of the Army
- Clyde A. Morrison
- G01 - MEASURING TESTING
Information Patent Grant
Submillimeter wave generation using surface acoustic waves in piezo...
- Patent number 4,197,483
- Issue date Apr 8, 1980
- The United States of America as represented by the Secretary of the Army
- Nick Karayianis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rare earth semiconductor laser
- Patent number 4,193,044
- Issue date Mar 11, 1980
- The United States of America as represented by the Secretary of the Army
- Clyde A. Morrison
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mine detector system
- Patent number 4,004,212
- Issue date Jan 18, 1977
- The United States of America as represented by the Secretary of the Army
- Donald E. Wortman
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor light emitting devices including embedded curent inje...
- Publication number 20040223528
- Publication date Nov 11, 2004
- Maxion Technologies, Inc.
- Donald E. Wortman
- H01 - BASIC ELECTRIC ELEMENTS

Donald E. Wortman

Person

Patents Grantslast 30 patents

Valve-less fluid control circuit for rhythmic action devices

Vibration distortion removal for scanning probe microscopes

Electromagnetic launcher with pulse-shaping armature and divided rails

Acoustic navigation aid for autonomous coal miner

Method for chemical reaction control using a surface acoustic wave...

Wideband electronic frequency tuning for orotrons

Method and apparatus for transmitting a laser signal through fog

Method and apparatus for modulating a diffraction radiation generator

High performance orotron utilizing a dense electron beam

Depressed collector/ribbon electron beam analyzer for a diffraction...

Near millimeter wave generator with dielectric cavity

Method and apparatus for determining aerosol size distributions

Submillimeter wave generation using surface acoustic waves in piezo...

Rare earth semiconductor laser

Mine detector system

Patents Applicationslast 30 patents

Semiconductor light emitting devices including embedded curent inje...