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Jonathan E. Schmidt — 59 Patents

PEPerftech: 45 patents #4 of 9Top 45%

Intel: 5 patents #7,234 of 30,777Top 25%

Nortel Networks Limited: 3 patents #1,060 of 5,294Top 25%

BNBay Networks, Nc.: 1 patents #39 of 115Top 35%

BPBayer Pharma: 1 patents #440 of 819Top 55%

Waconia, MN: #1 of 161 inventorsTop 1%

Minnesota: #652 of 52,454 inventorsTop 2%

Overall (All Time): #40,067 of 4,157,543Top 1%

59 Patents All Time

Jonathan E. Schmidt has been granted 59 US patents while listed as an inventor at Perftech. The first was granted in 1993 and the most recent in October 2025. Jonathan E. Schmidt ranks #40,067 of 4,157,543 US inventors in our database (top 0.96%). Patent records list Jonathan E. Schmidt in Waconia, MN, US.

Patents per Year

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8161284	System, method and computer readable medium for message authentication to subscribers of an internet service provider	John A. Murphy, Henry M. Donzis, Lewis T. Donzis, Peter W. Baron, Rodney D. Frey	2012-04-17
8108524	Internet connection user communications system	Henry M. Donzis, Lewis T. Donzis, Rodney D. Frey, John A. Murphy	2012-01-31
8095666	Internet provider subscriber communications system	Henry M. Donzis, Lewis T. Donzis, Rodney D. Frey, John A. Murphy	2012-01-10
7328266	Internet provider subscriber communications system	Henry M. Donzis, Lewis T. Donzis, Rodney D. Frey, John A. Murphy	2008-02-05
6717918	ISDN callback with initial call reject	Lewis T. Donzis, Howard Bahr	2004-04-06	$47,675,000
6425013	Apparartus for interconnecting local area network workstations to an internet via a single protocol stack system with segregated socket services	Lewis T. Donzis, Henry M. Donzis, John A. Murphy, Peter W. Baron	2002-07-23	$4,911,000
5991807	System for controlling users access to a distributive network in accordance with constraints present in common access distributive network interface separate from a server	Lewis T. Donzis, Henry M. Donzis, John A. Murphy, Peter W. Baron, Herb Savage	1999-11-23	$70,538,000
5867660	Method and apparatus for communicating between a network workstation and an internet	Lewis T. Donzis, Henry M. Donzis, John A. Murphy, Peter W. Baron	1999-02-02
5193012	Real-time conversion of still-video to half-tone for hard copy output (such as on a facsimile machine)	—	1993-03-09