Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John David Slack — 5 Patents

Rolls-Royce Plc: 1 patents #1,830 of 1,164Top 160%
Las Vegas, NV: #640 of 3,439 inventorsTop 20%
Nevada: #1,668 of 8,397 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
John David Slack has been granted 5 US patents. The first was granted in 1985 and the most recent in March 2025. John David Slack ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list John David Slack in Las Vegas, NV, US.

Patents per Year

Patents granted per year, 1985 to 2025Bar chart with a peak of 1 patents in 1985.peak 11985: 1 patents19852021: 1 patents20212022: 1 patents20222024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12249247 Techniques for enhancing workflows relating to equipment maintenance Nathan D. Klatt, Divya Prasannan, Vinod Krishnankutty, Edward F. Riehle 2025-03-11
12124795 Techniques for enhancing an electronic document with an interactive workflow Nathan D. Klatt, Divya Prasannan, Vinod Krishnankutty, Edward F. Riehle, Stefan Buckenmaier 2024-10-22
11520980 Techniques for enhancing an electronic document with an interactive workflow Nathan D. Klatt, Divya Prasannan, Vinod Krishnankutty, Edward F. Riehle, Stefan Buckenmaier 2022-12-06
11151898 Techniques for enhancing workflows relating to equipment maintenance Nathan D. Klatt, Divya Prasannan, Vinod Krishnankutty, Edward F. Riehle 2021-10-19
4561491 Investment casting 1985-12-31