Inventor
LULL JOHN M
US18 patents
⚠️ This page may combine multiple inventors who share the name “LULL JOHN M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CELERITY INC
8 patentsUS7380564B2Jun 3, 2008
System and method for a mass flow controller
CELERITY INC34 citations96
US7424894B2Sep 16, 2008
Method and apparatus for providing a determined ratio of process fluids
CELERITY INC17 citations92
US7360551B2Apr 22, 2008
Method and apparatus for providing a determined ratio of process fluids
CELERITY INC27 citations92
US7272512B2Sep 18, 2007
Flow sensor signal conversion
CELERITY INC30 citations92
US7231931B2Jun 19, 2007
System and method for a mass flow controller
CELERITY INC25 citations92
US7143774B2Dec 5, 2006
Method and apparatus for providing a determined ratio of process fluids
CELERITY INC18 citations92
US7043374B2May 9, 2006
Flow sensor signal conversion
CELERITY INC19 citations92
US6941965B2Sep 13, 2005
Method and apparatus for providing a determined ratio of process fluids
CELERITY INC23 citations92
CELERITY GROUP INC
3 patentsUS6752166B2Jun 22, 2004
Method and apparatus for providing a determined ratio of process fluids
CELERITY GROUP INC137 citations98
US6962164B2Nov 8, 2005
System and method for a mass flow controller
CELERITY GROUP INC79 citations97
US7114511B2Oct 3, 2006
System and method for a mass flow controller
CELERITY GROUP INC12 citations92