Inventor
CAMPANA JR THOMAS J
US43 patents
⚠️ This page may combine multiple inventors who share the name “CAMPANA JR THOMAS J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTP INC
23 patentsUS6337628B2Jan 8, 2002
Omnidirectional and directional antenna assembly
NTP INC180 citations99
US5640146AJun 17, 1997
Radio tracking system and method of operation thereof
NTP INC293 citations99
US6317592B1Nov 13, 2001
Electronic mail system with RF communications to mobile processors
NTP INC134 citations98
US6272190B1Aug 7, 2001
System for wireless transmission and receiving of information and method of operation thereof
NTP INC137 citations98
US6067451AMay 23, 2000
Electronic mail system with RF communications to mobile processors
NTP INC111 citations98
US5819172AOct 6, 1998
Electronic mail system with RF communications to mobile radios
NTP INC260 citations98
US5751773AMay 12, 1998
System for wireless serial transmission of encoded information
NTP INC131 citations98
US5745532AApr 28, 1998
System for wireless transmission and receiving of information and method of operation thereof
NTP INC138 citations98
US5717725AFeb 10, 1998
System for wireless transmission and receiving of information through a computer bus interface and method of operation
NTP INC123 citations98
US5650769AJul 22, 1997
Radio receiver for use in a radio tracking system and a method of operation thereof
NTP INC151 citations98
US5631946AMay 20, 1997
System for transferring information from a RF receiver to a processor under control of a program stored by the processor and method of operation thereof
NTP INC334 citations98
US5625670AApr 29, 1997
Electronic mail system with RF communications to mobile processors
NTP INC387 citations98
US5479472ADec 26, 1995
System for interconnecting electronic mail systems by RF communications and method of operation thereof
NTP INC355 citations98
US5446759AAug 29, 1995
Information transmission system and method of operation
NTP INC122 citations98
US5438611AAug 1, 1995
Electronic mail system with RF communications to mobile processors originating from outside of the electronic mail system and method of operation thereof
NTP INC314 citations98
US6198783B1Mar 6, 2001
System for wireless serial transmission of encoded information
NTP INC77 citations96
US6169485B1Jan 2, 2001
System and method of radio transmission between a radio transmitter and radio receiver
NTP INC52 citations96
US5742644AApr 21, 1998
Receiving circuitry for receiving serially transmitted encoded information
NTP INC67 citations96
US5722064AFeb 24, 1998
Radio receiver for use in a radio tracking system
NTP INC57 citations96
US5722059AFeb 24, 1998
Radio receiver for use in a radio tracking system and a method of operation thereof
NTP INC83 citations96
US5714937AFeb 3, 1998
Omidirectional and directional antenna assembly
NTP INC67 citations96
US5710798AJan 20, 1998
System for wireless transmission and receiving of information and method of operation thereof
NTP INC87 citations96
US5694428ADec 2, 1997
Transmitting circuitry for serial transmission of encoded information
NTP INC59 citations96
TELEFIND CORP
16 patentsUS5077834ADec 31, 1991
Paging receiver with continuously tunable antenna and RF amplifier
TELEFIND CORP56 citations96
US4878051AOct 31, 1989
Paging system with commands for changing functionality of a paging receiver
TELEFIND CORP62 citations96
US4868860ASep 19, 1989
Paging system for entering pages by local telephone call
TELEFIND CORP82 citations96
US5121115AJun 9, 1992
Method of transmitting information using programmed channels
TELEFIND CORP35 citations92
US5052049ASep 24, 1991
Paging receiver with continuously tunable antenna
TELEFIND CORP48 citations92
US5045850ASep 3, 1991
Paging system with centralized page source and distributed page sources
TELEFIND CORP44 citations92
US4875039AOct 17, 1989
Paging system with transmission protocol compatible with analog and digital transmitters
TELEFIND CORP27 citations92
US4866431ASep 12, 1989
Paging system hub switch
TELEFIND CORP44 citations92
US5047764ASep 10, 1991
Paging system with dynamically programmable reception frequencies
TELEFIND CORP18 citations74
US5039984AAug 13, 1991
Paging receiver with programmable areas of reception
TELEFIND CORP16 citations74
US5012235AApr 30, 1991
Paging receiver with continuously tunable antenna and RF amplifier
TELEFIND CORP7 citations74
US4881073ANov 14, 1989
Paging system with dynamically programmable reception frequencies
TELEFIND CORP15 citations74
US4868562ASep 19, 1989
Paging system
TELEFIND CORP9 citations73
US4868558ASep 19, 1989
Paging system lata switch
TELEFIND CORP8 citations73
US4876538AOct 24, 1989
Paging system sublocal switch
TELEFIND CORP6 citations62
US4870410ASep 26, 1989
Paging system local switch
TELEFIND CORP3 citations62