P

Inventor

FREY RODNEY D

US36 patents
⚠️ This page may combine multiple inventors who share the name “FREY RODNEY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PERFTECH INC

28 patents
US7328266B2Feb 5, 2008

Internet provider subscriber communications system

PERFTECH INC31 citations96
US11336586B2May 17, 2022

Internet provider subscriber communications system

PERFTECH INC3 citations84
US10834157B2Nov 10, 2020

Internet provider subscriber communications system

PERFTECH INC4 citations84
US10616131B2Apr 7, 2020

Internet provider subscriber communications system

PERFTECH INC4 citations84
US10601841B2Mar 24, 2020

System, method and computer readable medium for determining users of an internet service

PERFTECH INC2 citations84
US10225210B2Mar 5, 2019

Internet provider subscriber communications system

PERFTECH INC7 citations84
US9307041B2Apr 5, 2016

Internet connection user communications system

PERFTECH INC7 citations84
US12438889B2Oct 7, 2025

System, method and computer readable medium for message authentication to subscribers of an internet service provider

PERFTECH INC0 citations73
US12192213B2Jan 7, 2025

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations73
US11956251B2Apr 9, 2024

System, method and computer readable medium for determining users of an internet service

PERFTECH INC0 citations73
US11743205B2Aug 29, 2023

Internet provider subscriber communications system

PERFTECH INC2 citations73
US11736543B2Aug 22, 2023

Internet provider subscriber communications system

PERFTECH INC1 citations73
US11563750B2Jan 24, 2023

System, method and computer readable medium for determining users of an internet service

PERFTECH INC0 citations73
US11552961B2Jan 10, 2023

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations73
US11509665B2Nov 22, 2022

System, method and computer readable medium for message authentication to subscribers of an internet service provider

PERFTECH INC0 citations73
US10992686B2Apr 27, 2021

System, method and computer readable medium for determining users of an internet service

PERFTECH INC0 citations73
US10986102B2Apr 20, 2021

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations73
US10904265B2Jan 26, 2021

System, method and computer readable medium for message authentication to subscribers of an internet service provider

PERFTECH INC0 citations73
US10257242B2Apr 9, 2019

Internet provider subscriber communications system

PERFTECH INC1 citations73
US10554671B2Feb 4, 2020

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations63
US10348738B2Jul 9, 2019

System, method and computer readable medium for message authentication to subscribers of an internet service provider

PERFTECH INC0 citations63
US10069846B2Sep 4, 2018

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations63
US9838402B2Dec 5, 2017

System, method and computer readable medium for determining users of an internet service

PERFTECH INC0 citations63
US9742786B2Aug 22, 2017

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations63
US9325760B2Apr 26, 2016

Internet provider subscriber communications system

PERFTECH INC1 citations63
US9300613B2Mar 29, 2016

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations63
US9231961B2Jan 5, 2016

System, method and computer readable medium for message authentication to subscribers of an internet service provider

PERFTECH INC0 citations63
US8996640B2Mar 31, 2015

System, method and computer readable medium for processing unsolicited electronic mail

PERFTECH INC0 citations63

SCHMIDT JONATHAN E

5 patents

DONZIS HENRY M

3 patents