Inventor
WELCHES RICHARD SHAUN
US16 patents
⚠️ This page may combine multiple inventors who share the name “WELCHES RICHARD SHAUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YOUTILITY INC
4 patentsUS6969922B2Nov 29, 2005
Transformerless, load adaptive speed controller
YOUTILITY INC117 citations96
US6879053B1Apr 12, 2005
Transformerless, load adaptive speed controller
YOUTILITY INC131 citations95
US6567283B2May 20, 2003
Enhanced conduction angle power factor correction topology
YOUTILITY INC55 citations95
US6654261B2Nov 25, 2003
Inverter DC link volts “tooth” modulation scheme
YOUTILITY INC67 citations90
CYNOSURE LLC
4 patentsUS10966785B2Apr 6, 2021
Picosecond laser apparatus and methods for its operation and use
CYNOSURE LLC2 citations72
US12558145B2Feb 24, 2026
Non-invasive, uniform and non-uniform RF methods and systems related applications
CYNOSURE LLC1 citations63
US11712299B2Aug 1, 2023
Picosecond laser apparatus and methods for its operation and use
CYNOSURE LLC0 citations62
US11819259B2Nov 21, 2023
Methods and apparatus for controlled RF treatments and RF generator system
CYNOSURE LLC0 citations50
CYNOSURE INC
3 patentsUS7929579B2Apr 19, 2011
Picosecond laser apparatus and methods for its operation and use
CYNOSURE INC65 citations95
US7586957B2Sep 8, 2009
Picosecond laser apparatus and methods for its operation and use
CYNOSURE INC45 citations95
US10849687B2Dec 1, 2020
Picosecond laser apparatus and methods for its operation and use
CYNOSURE INC2 citations72