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L & L ENGINEERING LLC

Overview
  • Total Patents
    33
About

L & L ENGINEERING LLC has a total of 33 patent applications. Its first patent ever was published in 2006. It filed its patents most often in United States, China and Republic of Korea. Its main competitors in its focus markets electrical machinery and energy, environmental technology and control are CUK SLOBODAN, TOREX DEVICE CO LTD and CHEN LIJING.

Patent filings per year

Chart showing L & L ENGINEERING LLCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Latham Paul 17
#2 Kenly Stewart 13
#3 Canfield John C 11
#4 Latham Ii Paul W 10
#5 Paul Latham 3
#6 Balogh Laszlo 3
#7 Latham Paul W Ii 2
#8 Kenly Stuart 2
#9 Stuart Kenly 1
#10 Latham Paul W 1

Latest patents

Publication Filing date Title
US2010231188A1 Buck DC-to-DC converter and method
CN102282473B Digital compensator for power supply applications
CN102334076A Methods and systems for power supply adaptive control utilizing transfer function measurements
US2009284992A1 Method and systems for conduction mode control
US2009160412A1 Methods and systems for control of switches in power regulators/power amplifiers
US2007236200A1 Methods and systems for disturbance rejection in DC-to-DC converters
CN101427227A Systems and methods for digital control
EP1958038A2 Non-linear pwm controller for dc-to-dc converters
CN101305330A Non-linear controller for switching power supply
CN101305332A Buck DC to dc converter and method
US2007112443A1 Methods and systems for adaptive control
US2007182610A1 Systems and methods for digital control utilizing oversampling