Inventor
Randall C. Gray
Inventor
Tempe, AZ, US
Overview
Patents· 51 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique19%
G01RMeasuring electric variables11%
H10DInorganic electric semiconductor devices6%
G05FSystems for regulating electric or magnetic variables5%
H01LSemiconductor devices5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
H02HEmergency protective circuit arrangements4%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
G01DMeasuring not specially adapted for a specific variable3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
PatentTitleYear
11,118,478Limiter with integrated fastener retention for an engine assembly component202110,785,064Semiconductor device and method therefor202010,649,033Methods for switch health determination202010,641,827Wetting current diagnostics202010,101,395Wetting current diagnostics20189,778,319'Systems and methods for switch health determination'20179,664,729'Apparatus and method for monitoring operation of an insulated gate bipolar transistor'20179,552,890'Antifuse with bypass diode and method thereof'20179,466,413'Die-to-die inductive communication devices and methods'20169,385,190'Deep trench isolation structure layout and method of forming'20169,362,987'Methods of manufacturing and operating die-to-die inductive communication devices'20169,356,515'Power switching device, three phase bridge inverter, and method of operating a power switching device'20169,329,237'Switch detection device and method of use'20169,322,870'Wafer-level gate stress testing'20169,285,244'Variable reluctance sensor interface with integration based arming threshold'20169,160,423'Die-to-die inductive communication devices and methods'20159,139,155'Squib driver diagnostic circuit and method'20159,103,847'Variable reluctance sensor interface with integration based arming threshold'20158,970,209'VRS interface with 1/T arming function'20158,278,932'Method and detector for determining a state of a switch'20127,929,266'Electronic device operable to protect a power transistor when used in conjunction with a transformer'20117,538,559'System and method for reducing current in a device during testing'20097,423,416'Voltage regulator and method for providing a regulated output'20087,365,584'Slew-rate control apparatus and methods for a power transistor to reduce voltage transients during inductive flyback'20087,276,419'Semiconductor device and method for forming the same'20077,218,119'System and method for reducing current in a device during testing'20076,690,144'Open loop inductor current control system and method'20046,348,820'High-side, low-side configurable driver'20025,872,460'Fast acting FET test circuit with current detection for SIR diagnostics'19995,734,317'Current limit controller for an air bag deployment system'19985,604,373'Circuit and method of reverse voltage protection using a lateral transistor having a collector ring surrounding its base region'19975,483,406'Overvoltage protection circuit'19965,386,201'Temperature stable square wave oscillator'19955,371,415'Two stage gate drive circuit for a FET'19945,194,760'Slew rate limited inductive load driver'19934,975,798'Voltage-clamped integrated circuit'19904,961,045'Floating output digital to analog converter'19904,931,717'Load response control and method'19904,920,308'Regulator for automotive charging systems'19904,885,484'Voltage clamped differential to single ended converter circuit'19894,882,531'Integrated circuit voltage regulator and charging system'19894,736,267'Fault detection circuit'19884,729,056'Solenoid driver control circuit with initial boost voltage'19884,710,793'Voltage comparator with hysteresis'19874,689,500'Comparator with substrate injection protection'19874,587,442'Current threshold detector'19864,555,742'Short detection circuit and method for an electrical load'19854,525,638'Zener referenced threshold detector with hysteresis'19854,517,547'Water-in-fuel sensor circuit and method'19854,460,865'Variable temperature coefficient level shifting circuit and method'19844,250,452'Pressure sensitive transducer circuits'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–2004Patents assigned to MOTOROLA INC (24)· patent assignee history
1981–1986Based in Scottsdale, AZ, US· patent location history
1987–2020Based in Tempe, AZ, US· patent location history
2007–2017Patents assigned to FREESCALE SEMICONDUCTOR INC (20)· patent assignee history
2012–2018Patents assigned to GRAY RANDALL C (9)· patent assignee history
2015–2018Patents assigned to EDWARDS WILLIAM E (5)· patent assignee history
2017–2020Patents assigned to NXP USA INC (6)· patent assignee history
2021Based in Farmington Hills, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOTOROLA INC | 24 | 1981–2004 |
| FREESCALE SEMICONDUCTOR INC | 20 | 2007–2017 |
| GRAY RANDALL Cself | 9 | 2012–2018 |
| NXP USA INC | 6 | 2017–2020 |
| EDWARDS WILLIAM E | 5 | 2015–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tempe, AZ, US | 44 | 1987–2020 |
| Scottsdale, AZ, US | 6 | 1981–1986 |
| Farmington Hills, MI, US | 1 | 2021 |