Inventor
DUFFY DARRELL
US11 patents
⚠️ This page may combine multiple inventors who share the name “DUFFY DARRELL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DIGITAL EQUIPMENT CORP
5 patentsUS4823122AApr 18, 1989
Local area network for digital data processing system
DIGITAL EQUIPMENT CORP223 citations98
US5734659AMar 31, 1998
Computer network having a virtual circuit message carrying a plurality of session messages
DIGITAL EQUIPMENT CORP52 citations94
US5058108AOct 15, 1991
Local area network for digital data processing system
DIGITAL EQUIPMENT CORP82 citations94
US4975905ADec 4, 1990
Message transmission control arrangement for node in local area network
DIGITAL EQUIPMENT CORP63 citations94
US4975904ADec 4, 1990
Local area network for digital data processing system including timer-regulated message transfer arrangement
DIGITAL EQUIPMENT CORP57 citations91
ECHELON CORP
4 patentsUS7103016B1Sep 5, 2006
System and method for providing transaction control on a data network
ECHELON CORP84 citations96
US6862430B1Mar 1, 2005
System and method for selecting repeaters
ECHELON CORP31 citations91
US7796942B2Sep 14, 2010
System method for selecting repeaters
ECHELON CORP8 citations82
US7277672B2Oct 2, 2007
System and method for selecting repeaters
ECHELON CORP8 citations72