P

Inventor

WEBER HAROLD J

US86 patents
⚠️ This page may combine multiple inventors who share the name “WEBER HAROLD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WEBER HAROLD J

22 patents
US5013990AMay 7, 1991

Energy conserving electric motor power control method and apparatus

WEBER HAROLD J75 citations96
US4924109AMay 8, 1990

Dim-down electric light time switch method and apparatus

WEBER HAROLD J73 citations96
US4878010AOct 31, 1989

Electric a.c power switch controller and d.c. power supply method and apparatus

WEBER HAROLD J71 citations96
US4823067AApr 18, 1989

Energy conserving electric induction motor control method and apparatus

WEBER HAROLD J58 citations96
US4806838AFeb 21, 1989

A.C. induction motor energy conserving power control method and apparatus

WEBER HAROLD J61 citations96
US4542460ASep 17, 1985

Driving aid indicator for economical operation of automatic transmission equipped motor vehicle

WEBER HAROLD J76 citations96
US4439158AMar 27, 1984

Teaching indicator for efficient vehicle gearshift operation

WEBER HAROLD J61 citations96
US4336464AJun 22, 1982

Two terminal timed electric switch providing zero off-state current flow therethrough

WEBER HAROLD J60 citations96
US4253045AFeb 24, 1981

Flickering flame effect electric light controller

WEBER HAROLD J130 citations96
US4150497AApr 24, 1979

Manual gearshift and clutch training apparatus including sensory indication for most favorable operator control

WEBER HAROLD J73 citations96
US8124920B1Feb 28, 2012

Controlled end-of-cook cycle and turntable return parking coincidence in a microwave oven

WEBER HAROLD J22 citations93
US7564143B1Jul 21, 2009

Staging of tidal power reserves to deliver constant electrical generation

WEBER HAROLD J23 citations93
US4948987AAug 14, 1990

Secondary electric power source produced by current flow through a primary a.c. power circuit

WEBER HAROLD J25 citations93
US4734638AMar 29, 1988

Electric outlet and cable tracing method and apparatus

WEBER HAROLD J46 citations93
US4559637ADec 17, 1985

Tamper proof digital value accumulator and display method and apparatus

WEBER HAROLD J45 citations93
US4486712ADec 4, 1984

Frequency dependent pulsed gain modulated metallic object detector

WEBER HAROLD J30 citations93
US4458204AJul 3, 1984

Frequency dependent pulsed gain modulated concealed structure locator

WEBER HAROLD J31 citations93
US4452197AJun 5, 1984

Vehicle anti-theft ignition foiling device

WEBER HAROLD J32 citations93
US4439734AMar 27, 1984

Metal object locator including frequency shift detector

WEBER HAROLD J32 citations93
US4348597ASep 7, 1982

Latchup resistant pseudorandom binary sequence generator

WEBER HAROLD J30 citations93
US4300090ANov 10, 1981

Direct current power supply

WEBER HAROLD J55 citations93
US4255710AMar 10, 1981

Plural search frequency directional metal detector apparatus having enhanced sensitivity

WEBER HAROLD J29 citations93

(unassigned)

9 patents

COULTER SYSTEMS CORP

5 patents

SAVVY FRONTIERS PATENT TRUST

4 patents

INNOVA PATENT TRUST

2 patents

SAVVYSTUFF PROPERTY TRUST

2 patents

SAVRY STUFF PROPERTY TRUST

1 patent

EFFECTROL PATENT TRUST

1 patent

CONCEPTRA PATENT TRUST

1 patent

TOUCHSTONE PATENT TRUST

1 patent

COULTER INFORMATION SYSTEMS

1 patent

SAVVY FRONTIERS PROPERTY TRUST

1 patent

Showing the top 50 of 86 patents by PatentIndex Score.