Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John Kalan — 7 Patents

ZSZixcorp Systems: 7 patents #3 of 36Top 9%
Dallas, TX: #1,130 of 7,543 inventorsTop 15%
Texas: #21,608 of 125,132 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
John Kalan has been granted 7 US patents while listed as an inventor at Zixcorp Systems. The first was granted in 2015 and the most recent in November 2023. John Kalan ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list John Kalan in Dallas, TX, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11818094 Systems and methods for synchronizing hostnames and IP addresses in email systems Bryan Adam Joyner, Patrick Stephen Trantham, Mark Albert Mackenzie, William Scott Henderson 2023-11-14
10411902 Authenticating a system based on a certificate Charles A. Rego, Deryk Shane Agnew, David Joseph Robertson 2019-09-10
10129254 Automated provisioning of a network appliance Charles A. Rego 2018-11-13
9647971 Automatic delivery selection for electronic content David P. Cook, Gary Liu 2017-05-09
9602473 Secure message forwarding with sender controlled decryption David Joseph Robertson, Mark Stephen DeMichele, Bryan Adam Joyner, Charles A. Rego, Dorwin T. Shields, Jr. +1 more 2017-03-21
9363088 Automated provisioning of a network appliance Charles A. Rego 2016-06-07
8972717 Automatic delivery selection for electronic content David P. Cook, Gary Liu 2015-03-03