Inventor
MURPHY MARK V
US12 patents
⚠️ This page may combine multiple inventors who share the name “MURPHY MARK V”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASHLAND PROD INC
7 patentsUS6568723B2May 27, 2003
Sash lock for a sash window
ASHLAND PROD INC56 citations95
US5661927ASep 2, 1997
Sliding counterbalance assembly for a sash window
ASHLAND PROD INC100 citations94
US7017957B2Mar 28, 2006
Sash lock for a sash window
ASHLAND PROD INC43 citations92
US6802105B2Oct 12, 2004
Spring balance assembly
ASHLAND PROD INC19 citations92
US6523307B2Feb 25, 2003
Balance system for sash window assembly
ASHLAND PROD INC17 citations92
US5924243AJul 20, 1999
Rotor for a sash balance brake and pivot pin assembly
ASHLAND PROD INC41 citations92
US6751904B2Jun 22, 2004
Balance system for sash window assembly
ASHLAND PROD INC3 citations62