Inventor
CZERWIEC RICHARD M
US21 patents
⚠️ This page may combine multiple inventors who share the name “CZERWIEC RICHARD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALCATEL NETWORK SYST
11 patentsUS5303229AApr 12, 1994
Optical network unit
ALCATEL NETWORK SYST195 citations96
US5301050AApr 5, 1994
Subscriber loop testing in a fiber-to-the-curb communications network
ALCATEL NETWORK SYST91 citations96
US5687014ANov 11, 1997
Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
ALCATEL NETWORK SYST48 citations95
US5576874ANov 19, 1996
Optical distribution shelf for a remote terminal of an optical fiber telecommunications network
ALCATEL NETWORK SYST62 citations95
US5189673AFeb 23, 1993
Method and apparatus for controlling switched video in an optical fiber telecommunications system
ALCATEL NETWORK SYST97 citations94
US5640512AJun 17, 1997
Maintenance method and apparatus for providing a high-integrity, unidirectional, standardized ATM/SONET/DS3 transport signal link for a video distribution network
ALCATEL NETWORK SYST30 citations92
US5361293ANov 1, 1994
Line/drop testing from a craft terminal using test unit
ALCATEL NETWORK SYST45 citations92
US5161152ANov 3, 1992
High-speed synchronous transmission line access terminal
ALCATEL NETWORK SYST44 citations90
US5283678AFeb 1, 1994
Metallic access in a fiber remote terminal
ALCATEL NETWORK SYST17 citations74
US5267309ANov 30, 1993
Telephone line unit having programmable read-only memory
ALCATEL NETWORK SYST17 citations72
US5193044AMar 9, 1993
Apparatus for line card power cross protection
ALCATEL NETWORK SYST6 citations63
CIT ALCATEL
7 patentsUS6314102B1Nov 6, 2001
Telecommunications system for providing both narrowband and broadband services to subscribers
CIT ALCATEL185 citations96
US7042900B2May 9, 2006
Housing for connection to both broadband and narrowband networks as a shelf in a telecommunications rack
CIT ALCATEL11 citations91
US7092394B2Aug 15, 2006
Line termination equipment
CIT ALCATEL3 citations72
US6940859B2Sep 6, 2005
Line termination equipment
CIT ALCATEL4 citations72
US7039065B2May 2, 2006
Telecommunications rack including shelves with nonredundant backplanes used redundantly
CIT ALCATEL4 citations71
US7023875B2Apr 4, 2006
Telecommunications system and subscriber equipment therefor
CIT ALCATEL3 citations71
US7099313B2Aug 29, 2006
Replaceable printed board assembly (PBA)
CIT ALCATEL2 citations60