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James W. Purvis
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Albuquerque, NM, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pulsed e-field propulsion system
Patent number
11,961,666
Issue date
Apr 16, 2024
James W. Purvis
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Segmented current magnetic field propulsion system
Patent number
10,513,353
Issue date
Dec 24, 2019
James Wayne Purvis
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Capacitive-discharge electromagnetic propulsion system
Patent number
10,135,323
Issue date
Nov 20, 2018
James Wayne Purvis
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electromagnetic segmented-capacitor propulsion system
Patent number
10,006,446
Issue date
Jun 26, 2018
James Wayne Purvis
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Device with multiple selectable less-lethal options
Patent number
9,989,335
Issue date
Jun 5, 2018
James Wayne Purvis
F41 - WEAPONS
Information
Patent Grant
Armored garment for protecting
Patent number
7,571,493
Issue date
Aug 11, 2009
Sandia Corporation
James W. Purvis
F41 - WEAPONS
Information
Patent Grant
Device for adapting continuously variable transmissions to infinite...
Patent number
5,632,703
Issue date
May 27, 1997
Sandia Corporation
Donald F. Wilkes
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
Matavian Propeller
Publication number
20250052157
Publication date
Feb 13, 2025
Bryan N. Purvis
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Pulsed E-field Propulsion System
Publication number
20210159005
Publication date
May 27, 2021
James W. Purvis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Segmented Current Magnetic Field Propulsion System
Publication number
20190168897
Publication date
Jun 6, 2019
James Wayne Purvis
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
DEVICE WITH MULTIPLE SELECTABLE LESS-LETHAL OPTIONS
Publication number
20170292816
Publication date
Oct 12, 2017
James Wayne Purvis
F41 - WEAPONS
Information
Patent Application
Capacitive-Discharge Electromagnetic Propulsion System
Publication number
20170264181
Publication date
Sep 14, 2017
James Wayne Purvis
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electromagnetic Angular Acceleration Propulsion System
Publication number
20160254737
Publication date
Sep 1, 2016
James W. Purvis
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Electromagnetic segmented-capacitor propulsion system
Publication number
20160197543
Publication date
Jul 7, 2016
James Wayne Purvis
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER