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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David W. Caldwell — 2 Patents in 2016

TTTouchsensor Technologies: 1 patents #2 of 16Top 15%
Holland, MI: #22 of 136 inventorsTop 20%
Michigan: #1,566 of 8,960 inventorsTop 20%
Overall (2016): #150,569 of 481,213Top 35%
2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9437786 Light emitting device for illuminating plants Jeffrey L. Mastin, Daniel J. Fisher, Jamie C. Caldwell, William D. Schaefer, Justin T. Teitt 2016-09-06
9306561 Touch switches and practical applications therefor Rick L. Oppor, Anthony V. Gioiosa, Robert B. Campbell, Thomas M. Schreiber, Bahar N. Wadia +3 more 2016-04-05