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USPTO Patent Rankings Data through Dec 31, 2025
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David L. Strobel — 2 Patents

CTCarpenter Technology: 2 patents #15 of 79Top 20%
Reading, PA: #187 of 514 inventorsTop 40%
Pennsylvania: #30,766 of 74,527 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David L. Strobel has been granted 2 US patents while listed as an inventor at Carpenter Technology. The first was granted in 1988 and the most recent in January 1990. David L. Strobel ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David L. Strobel in Reading, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4891080 Workable boron-containing stainless steel alloy article, a mechanically worked article and process for making thereof Gregory J. Del Corso, James W. Martin 1990-01-02 $1,970,000
4743512 Method of manufacturing flat forms from metal powder and product formed therefrom David T. Marlowe, Gregory J. Del Corso, Robert E. Carnes, David Esposito, William J. Burns +1 more 1988-05-10 $2,719,000