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USPTO Patent Rankings Data through Dec 31, 2025
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JR

John D Ritchison — 3 Patents

Anderson, IN: #96 of 360 inventorsTop 30%
Indiana: #10,705 of 33,936 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
John D Ritchison has been granted 3 US patents. The first was granted in 2014 and the most recent in August 2025. John D Ritchison ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list John D Ritchison in Anderson, IN, US.

Patents per Year

Patents granted per year, 2014 to 2025Bar chart with a peak of 1 patents in 2014.peak 12014: 1 patents20142016: 1 patents20162025: 1 patents2025

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12387072 Smart mailbox receptacle and platform to ship packages and goods from a Trimodal system that includes a courier service, an automated vehicle or robot, and/or an unmanned drone Daniel S. O'Toole, Mark Hamm, Roger Keith Russell 2025-08-12
9328501 Use devices for mechanically secured block assembly systems J Kevin Harris, Dan Ertl, Roger F. Marsh 2016-05-03
8893447 Use devices for mechanically secured block assembly systems J Kevin Harris, Dan Ertl 2014-11-25

Frequent Collaborators

J Kevin Harris2 shared
Dan Ertl2 shared
Daniel S. O'Toole1 shared
Roger Keith Russell1 shared
Mark Hamm1 shared
Roger F. Marsh1 shared

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