Patent assignee · US · COMPANY

02Micro Inc.

28Patents
22Active
28Granted
50Portfolio score

Filing activity: Oct 27, 1995 → Mar 26, 2019 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5856822A Touch-pad digital computer pointing-device Physics 327 Expired
US8044609B2 Circuits and methods for controlling LCD backlights Electricity 53 Active
US7075245B2 Driving circuit for multiple cold cathode fluorescent lamps backlight applications Emerging Cross-Sectional Technologies 37 Expired
US7236020B1 Pulse translation method from low to high voltage level in half and full bridge application Electricity 25 Expired
US9781793B2 Controlling brightness and color temperature of light sources Emerging Cross-Sectional Technologies 22 Active
US7000249B2 Pre-boot authentication system Physics 18 Expired
US9253843B2 Driving circuit with dimming controller for driving light sources Emerging Cross-Sectional Technologies 16 Active
US7196499B1 DC/DC converter with inductor current sensing capability Emerging Cross-Sectional Technologies 10 Active
US8379413B2 Circuits and methods for controlling power converters including transformers Electricity 9 Active
US7948455B2 Apparatus and method for regulating white LEDs Electricity 6 Active
US8811045B2 Circuits and methods for controlling power converters including transformers Electricity 5 Active
US8487595B2 Circuits and methods for current sensing Physics 4 Active
US8760169B2 Operational amplifier with different power supply voltages Electricity 4 Active
US8618805B2 Battery pack with a battery protection circuit Emerging Cross-Sectional Technologies 4 Active
US9660539B2 Switching power supplies, and switch controllers for switching power supplies Electricity 3 Active
US8169160B2 Circuits and methods for driving light sources Electricity 3 Active
US8143862B2 Circuits and methods for battery charging Electricity 3 Active
US8339108B2 Charging systems that control power dissipation in a charging path Emerging Cross-Sectional Technologies 2 Active
US9439255B2 Circuits for driving light sources Emerging Cross-Sectional Technologies 2 Active
US8415997B2 Signal synchronizing systems Electricity 2 Active
US7137023B2 Auxiliary alarm clock system for a personal computer Physics 2 Expired
US8618806B2 Circuits and methods for cell number detection Emerging Cross-Sectional Technologies 2 Active
US8841888B2 Individual cell voltage detection circuit for charge and discharge control in a battery pack Emerging Cross-Sectional Technologies 2 Active
US8378889B2 Calculating navigation system time in a satellite navigation system Physics 2 Active
US8975875B2 Power management systems Electricity 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.