Assignee
ROLM SYSTEMS
US69 patents
Top patents by PatentIndex Score
US5870610AFeb 9, 1999
Autoconfigurable method and system having automated downloading
ROLM SYSTEMS293 citations99
US5757881AMay 26, 1998
Redundant field-defining arrays for a radiation system
ROLM SYSTEMS157 citations99
US5673253ASep 30, 1997
Dynamic allocation of telecommunications resources
ROLM SYSTEMS163 citations99
US5818924AOct 6, 1998
Combined keypad and protective cover
ROLM SYSTEMS214 citations98
US5901211AMay 4, 1999
System and method for automatically transferring calls or allowing access
ROLM SYSTEMS111 citations97
US5864755AJan 26, 1999
Method for allowing a mobile phone to receive a call through a wireless network for which it is not registered, for emergency purposes
ROLM SYSTEMS103 citations96
US5841778ANov 24, 1998
System for adaptive backoff mechanisms in CSMA/CD networks
ROLM SYSTEMS65 citations96
US5821936AOct 13, 1998
Interface method and system for sequencing display menu items
ROLM SYSTEMS189 citations96
US5761294AJun 2, 1998
Method and system for connecting a digital phone limited to analog transmissions
ROLM SYSTEMS69 citations96
US5739746AApr 14, 1998
Method and apparatus for determining user presence in vehicular communications systems
ROLM SYSTEMS55 citations96
US5581608ADec 3, 1996
Method and apparatus for masking the reporting of network telephony events to a computer
ROLM SYSTEMS243 citations96
US5220596AJun 15, 1993
Method and apparatus for propagating a network profile
ROLM SYSTEMS77 citations96
US5181239AJan 19, 1993
Call tagging user information in a telephonic environment
ROLM SYSTEMS85 citations96
US5175769ADec 29, 1992
Method for time-scale modification of signals
ROLM SYSTEMS201 citations96
US5825858AOct 20, 1998
Collaborative conference bridges
ROLM SYSTEMS130 citations95
US5844980ADec 1, 1998
Queue managing system and method
ROLM SYSTEMS65 citations94
US5003573AMar 26, 1991
Self-diagnosis of loop start and ground start trunk interfaces
ROLM SYSTEMS101 citations94
US5768347AJun 16, 1998
Method of providing limited access to preserve privacy within a message system
ROLM SYSTEMS35 citations93
US5619513AApr 8, 1997
Fast, cost-effective method for memory testing
ROLM SYSTEMS24 citations93
US5581251ADec 3, 1996
High visibility lightpipe in close proximity to function key
ROLM SYSTEMS30 citations92
US5495528AFeb 27, 1996
Digital telephone control interface system
ROLM SYSTEMS56 citations92
US5828742AOct 27, 1998
Caller discrimination within a telephone system
ROLM SYSTEMS32 citations91
US5825869AOct 20, 1998
Call management method and system for skill-based routing
ROLM SYSTEMS1,068 citations91
US5701120ADec 23, 1997
Partitioned point-to-point communications networks
ROLM SYSTEMS38 citations91
US5608783AMar 4, 1997
Methods and apparatus for coordinating and controlling the operation of AMIS analog voice messaging system networks in response to message delivery session status signals
ROLM SYSTEMS24 citations91
US5172406ADec 15, 1992
Dtmf signal detection apparatus
ROLM SYSTEMS24 citations91
US5770898AJun 23, 1998
Modular power management system with common EMC barrier
ROLM SYSTEMS58 citations90
US5675631AOct 7, 1997
Methods for providing enhanced addressing capability in voice messaging system networks
ROLM SYSTEMS18 citations90
US5202964AApr 13, 1993
Interface controller including messaging scanner accessing state action table
ROLM SYSTEMS22 citations90
US5155729AOct 13, 1992
Fault recovery in systems utilizing redundant processor arrangements
ROLM SYSTEMS80 citations90
US6002753ADec 14, 1999
Method and apparatus for interfacing computers to exchange telephone call business information
ROLM SYSTEMS32 citations89
US5479501ADec 26, 1995
Far-end disconnect detector for telephony systems
ROLM SYSTEMS34 citations89
US5175761ADec 29, 1992
Call transfers by voice messaging system (VMS) integrated to a private branch exchange
ROLM SYSTEMS23 citations89
US5847695ADec 8, 1998
Method and apparatus for implementing a dialpad on the surface of a mouse input device
ROLM SYSTEMS46 citations88
US5825873AOct 20, 1998
Interface for providing call control for a headset attached to a telephone providing call control for a headset attached to a telephone
ROLM SYSTEMS93 citations88
US5818921AOct 6, 1998
Signaling system and method for enabling PBX-PBX feature transparency across a switched public network
ROLM SYSTEMS87 citations88
US5815562ASep 29, 1998
Apparatus and method for providing a user with one telephone number that rings phones on heterogeneous systems worldwide
ROLM SYSTEMS39 citations88
US5761297AJun 2, 1998
Interconnection mechanism for a tiltable telephone display unit
ROLM SYSTEMS26 citations88
US5724392AMar 3, 1998
Automatic path delay compensation system
ROLM SYSTEMS29 citations88
US5715308AFeb 3, 1998
Apparatus for generating alerts of varying degrees
ROLM SYSTEMS22 citations88
US5150368ASep 22, 1992
Minimization of modem retransmissions
ROLM SYSTEMS40 citations88
US5699259ADec 16, 1997
Inventory control procedure
ROLM SYSTEMS75 citations86
US5136637AAug 4, 1992
Method and apparatus for automatic redialing of telephone numbers
ROLM SYSTEMS27 citations86
US5764279AJun 9, 1998
Method and apparatus for instantaneous in-band document exchange during a video conference
ROLM SYSTEMS25 citations83
US5121420AJun 9, 1992
Automatic line defect detector
ROLM SYSTEMS31 citations83
US5581757ADec 3, 1996
Partially replicated database for a network of store-and-forward message systems
ROLM SYSTEMS36 citations81
US5857091AJan 5, 1999
Machine and method for simulating a processor-based digital system
ROLM SYSTEMS19 citations79
US5895988AApr 20, 1999
Safety system for an electronic device having multiple power inputs
ROLM SYSTEMS8 citations74
US5802147ASep 1, 1998
System and method for notifying a user of awaiting messages
ROLM SYSTEMS8 citations74
US5818904AOct 6, 1998
Collaborative trunk testing method and system
ROLM SYSTEMS11 citations72
Showing the top 50 of 69 patents by PatentIndex Score.