Patent assignee · US · COMPANY

Summit Microelectronics, Inc.

25Patents
12Active
25Granted
42Portfolio score

Filing activity: Feb 19, 1998 → Dec 17, 2010 · 12 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6185127A Selectable analog functions on a configurable device and method employing nonvolatile memory Physics 67 Expired
US7528574B1 Systems and methods of programming voltage and current in a battery charger Emerging Cross-Sectional Technologies 42 Active
US7834591B2 Switching battery charging systems and methods Emerging Cross-Sectional Technologies 38 Active
US8030900B2 Circuits and methods for controlling power in a battery operated system Electricity 24 Active
US6400605B1 Method and system for pulse shaping in test and program modes Physics 24 Expired
US7990106B2 Battery charging systems and methods with adjustable current limit Electricity 21 Active
US6466149B2 Apparatus and method for digital to analog conversion Electricity 13 Expired
US7863865B2 Systems and methods for pulse charging a battery Electricity 13 Active
US7337342B1 Power supply sequencing distributed among multiple devices with linked operation Physics 12 Expired
US7880445B2 System and method of charging a battery using a switching regulator Emerging Cross-Sectional Technologies 11 Active
US8193780B2 System and method of charging a battery using a switching regulator Emerging Cross-Sectional Technologies 10 Active
US6020082A Integrated battery identification system and method for determination of battery type and voltage level operability Emerging Cross-Sectional Technologies 9 Expired
US7002266B1 Active DC output control and method for DC/DC converter Electricity 9 Expired
US8258857B2 Charge pump circuits and methods Electricity 9 Active
US6791879B1 Structure and method for programmable and non-volatile analog signal storage for a precision voltage reference Physics 7 Expired
US7948729B2 Method and circuit for over-current protection Electricity 6 Active
US6329856A Method and apparatus for tracking and controlling voltage and current transitions Physics 4 Expired
US6157264A Phase-locked loop with tunable oscillator Electricity 4 Expired
US7158841B1 Active DC output control and method for controlling targeted applications Electricity 2 Expired
US8237851B2 Circuits and methods for calibrating lens displacement Physics 2 Active
US7679349B2 Switching systems and methods with current sensing Electricity 2 Active
US6874112B1 Fault coverage and simplified test pattern generation for integrated circuits Physics 2 Expired
US7683596B1 Method for regulating an output voltage of a DC/DC converter using an active DC output control circuit Electricity 2 Active
US6710731B1 Apparatus and method for a digital to analog converter architecture Electricity 1 Expired
US6388928B1 Method and system for reduction of test time for analog chip manufacturing Physics 0 Expired

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