Inventor
SNAPER ALVIN A
US37 patents
⚠️ This page may combine multiple inventors who share the name “SNAPER ALVIN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SNAPER ALVIN A
24 patentsUS4837568AJun 6, 1989
Remote access personnel identification and tracking system
SNAPER ALVIN A369 citations99
US4724312AFeb 9, 1988
Proximity detection and warning system having a light pulse sensor and circuit responsive only to particular select frequencies
SNAPER ALVIN A118 citations96
US4681541AJul 21, 1987
Dental bur with enhanced durability
SNAPER ALVIN A57 citations96
US4435719AMar 6, 1984
Fluidic matrix printer
SNAPER ALVIN A57 citations96
US4590999AMay 27, 1986
Fire extinguishing sprinkler valve
SNAPER ALVIN A26 citations92
US4407134AOct 4, 1983
Air conditioning system
SNAPER ALVIN A40 citations92
US5254237AOct 19, 1993
Plasma arc apparatus for producing diamond semiconductor devices
SNAPER ALVIN A40 citations87
US4304132ADec 8, 1981
Water detection device
SNAPER ALVIN A23 citations82
US4140370AFeb 20, 1979
Planar optical viewing screens and lenses
SNAPER ALVIN A24 citations76
US4642635AFeb 10, 1987
Remote meter reading system
SNAPER ALVIN A10 citations74
USD279092SJun 4, 1985
Trailer hitch guide
SNAPER ALVIN A15 citations74
USD275443SSep 11, 1984
Box-type wrench for ovularly-shaped valve handles
SNAPER ALVIN A12 citations74
US11045812B1Jun 29, 2021
Autogenous impact mill that reduces size of friable material
SNAPER ALVIN A3 citations73
US4986531AJan 22, 1991
Water-actuated novelty
SNAPER ALVIN A14 citations71
US4863387ASep 5, 1989
Printer circuit board separable connector
SNAPER ALVIN A15 citations66
US4485442ANov 27, 1984
Cumulative exposure metering system
SNAPER ALVIN A12 citations66
US4595916AJun 17, 1986
Integral water sensing and detecting device
SNAPER ALVIN A6 citations63
US4570597AFeb 18, 1986
Fluidially controlled fuel system
SNAPER ALVIN A6 citations63
US11944808B1Apr 2, 2024
External defibrillator apparatus with self-contained piezoelectric power source
SNAPER ALVIN A0 citations62
US11786908B1Oct 17, 2023
Autogenous impact mill that reduces size of friable material
SNAPER ALVIN A0 citations62
US10994124B1May 4, 2021
External defibrillator apparatus with self-contained piezoelectric power source
SNAPER ALVIN A0 citations62
US7854823B2Dec 21, 2010
Synthesis of diamond by extraction of a pulse derived from the abrupt collapse of a magnetic field
SNAPER ALVIN A0 citations52
USD277678SFeb 19, 1985
Autogenous impact mill
SNAPER ALVIN A0 citations52
US7931814B2Apr 26, 2011
Electrically enhanced aqueous filter and method therefor
SNAPER ALVIN A1 citations43
(unassigned)
9 patentsUS5442846AAug 22, 1995
Procedure and apparatus for cold joining of metallic pipes
80 citations96
US6927724B2Aug 9, 2005
Adaptive modification of surface properties to alter the perception of its underlying structure
23 citations92
US6536133B1Mar 25, 2003
Method and apparatus for drying harvested crops prior to storage
37 citations92
US6060198AMay 9, 2000
Electrochemical battery structure and method
34 citations92
US5431694AJul 11, 1995
Bio-operable power source
155 citations90
US6042347AMar 28, 2000
Pedia-cadio pump
114 citations89
US6241878B1Jun 5, 2001
Self-purging in-line filter
18 citations84
US6239361B1May 29, 2001
Remote replication and translation of a magnetic field
16 citations84
USD481849SNov 4, 2003
Vehicular jack
11 citations64