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USPTO Patent Rankings Data through Dec 31, 2025
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Harry Stitzel — 2 Patents

OLOlin: 2 patents #310 of 783Top 40%
Lancaster, SC: #19 of 57 inventorsTop 35%
South Carolina: #5,837 of 15,501 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Harry Stitzel has been granted 2 US patents while listed as an inventor at Olin. The first was granted in 1991 and the most recent in June 1992. Harry Stitzel ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Harry Stitzel in Lancaster, SC, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5120326 Anionic polycarboxylated surfactants as dye-leveling agents Thomas C. Hemling 1992-06-09 $1,787,000
5030245 Anionic polycarboxylated surfactants as dye-leveling agents used in combination with a stainblocker for fibers Thomas C. Hemling 1991-07-09 $3,088,000