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USPTO Patent Rankings Data through Dec 31, 2025
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David D. Flora — 9 Patents

SHShopsmith: 8 patents #3 of 27Top 15%
Arcanum, OH: #2 of 19 inventorsTop 15%
Ohio: #9,077 of 73,341 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
David D. Flora has been granted 9 US patents while listed as an inventor at Shopsmith. The first was granted in 1987 and the most recent in November 1991. David D. Flora ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list David D. Flora in Arcanum, OH, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5065652 Scroll saw John G. Legler, Robert L. Bartlett 1991-11-19 $504,000
5058476 Scroll saw John G. Legler, Robert L. Bartlett 1991-10-22 $310,000
5004027 Biscuit joiner John G. Legler, Harold E. Folkerth, Barry L. Hile 1991-04-02 $272,000
5000237 Jointer cutter guard with featherboard James E. Berkeley 1991-03-19 $235,000
4972885 Power module for special purpose woodworking tools John G. Legler, William Jeffrey Schaefer, Steven A. Snyder 1990-11-27 $161,000
4926916 Biscuit joiner John G. Legler, Harold E. Folkerth 1990-05-22 $199,000
4899793 Duplicating system for a lathe Steven A. Snyder, Jack E. Smith, Robert L. Bartlett 1990-02-13 $158,000
4694713 Duplicating system for a lathe Steven A. Snyder, Jack E. Smith, Robert L. Bartlett 1987-09-22 $154,000
4643016 Slat bending tool Frank G. Barberine 1987-02-17