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USPTO Patent Rankings Data through Dec 31, 2025
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Alan D. Eckard — 6 Patents

WIWitco: 4 patents #14 of 201Top 7%
CWCk Witco: 1 patents #8 of 55Top 15%
PEPennwalt: 1 patents #119 of 288Top 45%
Cortland, NY: #26 of 125 inventorsTop 25%
New York: #23,374 of 115,490 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Alan D. Eckard has been granted 6 US patents while listed as an inventor at Witco. The first was granted in 1981 and the most recent in May 2001. Alan D. Eckard ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Alan D. Eckard in Cortland, NY, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6225267 Sodium sulfonate blends as emulsifiers for petroleum oils Joseph Weaver, Igor Riff 2001-05-01
5866030 Enhanced hydrocarbon lubricants for use with immiscible refrigerants Jose Reyes-Gavilan, G. Thomas Flak, Todd TRITCAK, Leonard Aconsky 1999-02-02 $8,972,000
5792383 Reduction of enterfacial tension between hydrocarbon lubricant and immiscible liquid refrigerant Jose Reyes-Gavilan, G. Thomas Flak, Todd TRITCAK, Leonard Aconsky 1998-08-11 $7,460,000
5737469 Filling compound for fiber optical cables Michael Costello, Anna Debska-Chwaja, William Thalman 1998-04-07 $11,155,000
5439602 Overbased sulfonates combined with petroleum oxidates for metal forming Igor Riff 1995-08-08 $4,810,000
4308182 Dry wire drawing lubricants based on Poly (3,5-dithio-1,2,4-thiadiazole) and Poly (2,5-dithio-1,3,4-thiadiazole) James P. King 1981-12-29 $732,000