U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.

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Examiner: Ip, Shik Luen Paul


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 254 patents; average approval time: 676 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
4857757 Drive circuit for a two layer laminated electrostriction element
4772809 Switching circuit and a relay device employed to prevent arcing
4749875 Compact electronic equipment
4736116 Power-up sequencing apparatus
4724336 Power circuit for thermal head
4721864 Inductive pulse generator
4721893 Process and apparatus for controlling the electric motor drive of...
4719364 Multiple time delay power controller apparatus
4716301 Digital light control
4713555 Battery charging protection circuit
4713553 Fast power-fail detector for power supplies with energy hysteresi...
4707618 Switch protection mechanism
4707619 Saturable inductor switch and pulse compression power supply empl...
4705997 Bidirectional motor drive circuit
4706005 Control circuit of direct current servomotor for floppy disk driv...
4705959 Switch control device for motor vehicle
4705960 Control device including a conductively isolated depluggable cont...
4704568 Linear induction motor transport system
4704541 Propulsion control system for motor vehicles
4703190 Power supply system for a quadrupole mass spectrometer
4703195 Parallel grounding scheme
4703194 Touch operated electronic switch for alternating current
4703191 Reserve power source with power failure detection apparatus
4703189 Torque control for a variable speed wind turbine
4701628 Circuit for supervising contact for passenger protective device
4701640 Electret transducer and method of fabrication
4701630 Local area network station connector
4698517 Power supply source control system
4698572 Kinematic parameter identification for robotic manipulators
4698566 Apparatus for controlling motor speed
4697094 System for interconnecting sensor and actuating devices
4697093 Testable, fault-tolerant power interface circuit for controlling ...
4697092 Control system for electrically operated components of an automot...
4695736 Variable speed wind turbine
4695778 Rotation phase control device
4694190 Integral generator housing and base for a turbine generator
4694228 Compensation circuit for control system providing pulse width mod...
4694192 Simplified demand limit control
4694193 Fault recognition circuit for parallel power supply devices feedi...
4694187 Electromechanical constant speed drive generating system
 
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