Inventor
POWELL JAMES R
37 patents
⚠️ This page may combine multiple inventors who share the name “POWELL JAMES R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
(unassigned)
12 patentsUS5809897ASep 22, 1998
Electromagnetic induction ground vehicle levitation guideway
57 citations95
US5511488AApr 30, 1996
Electromagnetic induction ground vehicle levitation guideway
52 citations95
US6085663AJul 11, 2000
System and method for magnetic levitation guideway emplacement on conventional railroad line installations
28 citations93
US5953996ASep 21, 1999
System and method for magnetic levitation guideway emplacement on conventional railroad line installations
21 citations93
US5865123AFeb 2, 1999
Electromagnetic induction suspension and horizontal switching system for a vehicle on a planar guideway
28 citations92
US5649489AJul 22, 1997
Electromagnetic induction ground vehicle levitation guideway
33 citations92
US6311926B1Nov 6, 2001
Space tram
52 citations89
US6152045ANov 28, 2000
Magnetic levitation system for long distance delivery of water
16 citations84
US5669310ASep 23, 1997
Electromagnetic induction suspension and horizontal switching system for a vehicle on a planar guideway
13 citations81
US5655458AAug 12, 1997
Electromagnetic induction suspension and horizontal switching system for a vehicle on a planar guideway
17 citations81
US5503083AApr 2, 1996
Electromagnetic induction suspension and horizontal switching system for a vehicle on a planar guideway
12 citations81
US6479021B2Nov 12, 2002
Advanced vitrification system pyrographite
2 citations62
RADIOACTIVE ISOLATION CONSORTI
7 patentsUS6283908B1Sep 4, 2001
Vitrification of waste with conitnuous filling and sequential melting
RADIOACTIVE ISOLATION CONSORTI57 citations95
US6941878B2Sep 13, 2005
Advanced vitrification system 2
RADIOACTIVE ISOLATION CONSORTI12 citations83
US6485404B1Nov 26, 2002
Advanced vitrification system improvements
RADIOACTIVE ISOLATION CONSORTI16 citations83
US6558308B2May 6, 2003
AVS melting process
RADIOACTIVE ISOLATION CONSORTI10 citations73
US6211424B1Apr 3, 2001
Advanced vitrification system
RADIOACTIVE ISOLATION CONSORTI7 citations73
US6395954B2May 28, 2002
Advanced vitrification system frit
RADIOACTIVE ISOLATION CONSORTI2 citations62
US7368091B2May 6, 2008
Cesium and strontium capsule disposal package
RADIOACTIVE ISOLATION CONSORTI1 citations45
US ENERGY
6 patentsUS4085590AApr 25, 1978
Hydride compressor
US ENERGY80 citations93
US4643809AFeb 17, 1987
Process for electrochemically gasifying coal using electromagnetism
US ENERGY29 citations90
US4226369AOct 7, 1980
Means and method for the destruction of particles entrained in a gas stream
US ENERGY19 citations80
US4309249AJan 5, 1982
Neutron source, linear-accelerator fuel enricher and regenerator and associated methods
US ENERGY27 citations77
US4572285AFeb 25, 1986
Magnetically focused liquid drop radiator
US ENERGY21 citations76
US3969631AJul 13, 1976
Gas production apparatus
US ENERGY16 citations68
POWELL JAMES R
5 patentsUS5086756AFeb 11, 1992
Hand operated oral irrigation device for packaged liquids
POWELL JAMES R153 citations98
US4803974AFeb 14, 1989
Oral lavage apparatus
POWELL JAMES R166 citations98
US10173791B2Jan 8, 2019
System and method for magnetically launching projectiles or spacecraft
POWELL JAMES R3 citations72
US4370135AJan 25, 1983
Method and apparatus for making dental study models
POWELL JAMES R3 citations62
USD668008SSep 25, 2012
Dog toy ball with recessed portions
POWELL JAMES R1 citations51
ASS UNIVERSITIES INC
3 patentsUS5678237AOct 14, 1997
In-situ vitrification of waste materials
ASS UNIVERSITIES INC66 citations92
US5574244ANov 12, 1996
Hypervelocity cutting machine and method
ASS UNIVERSITIES INC21 citations92
US5585725ADec 17, 1996
Magnetic detection of underground pipe using timed-release marking droplets
ASS UNIVERSITIES INC4 citations62