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USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Malec — 12 Patents

ETEthyl: 10 patents #45 of 494Top 10%
ECEdwin Cooper: 2 patents #3 of 12Top 25%
Birmingham, MI: #98 of 851 inventorsTop 15%
Michigan: #7,722 of 86,293 inventorsTop 9%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Robert E. Malec has been granted 12 US patents while listed as an inventor at Ethyl. The first was granted in 1980 and the most recent in January 1984. Robert E. Malec ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Robert E. Malec in Birmingham, MI, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4426305 Lubricating compositions containing boronated nitrogen-containing dispersants 1984-01-17 $4,184,000
4374033 Dispersant and lubricating oil containing the dispersant 1983-02-15 $1,119,000
4278554 Antioxidant 1981-07-14 $1,253,000
4248182 Anti-wear additives in diesel fuels 1981-02-03 $2,103,000
4242099 Fuel additive for diesel fuels 1980-12-30 $3,411,000
4231883 Lubricant composition 1980-11-04
4222884 Antioxidant 1980-09-16 $2,014,000
4208190 Diesel fuels having anti-wear properties 1980-06-17 $1,710,000
4204481 Anti-wear additives in diesel fuels 1980-05-27 $1,633,000
4201684 Lubricant composition of improved friction reducing properties 1980-05-06 $1,514,000
4198931 Diesel fuel 1980-04-22 $1,566,000
4186102 Lubricating oil composition 1980-01-29 $1,177,000