Edgar Andreas Steigerwald — 2 Patents at ExxonMobil

Edgar Andreas Steigerwald has been granted 2 US patents while listed as an inventor at ExxonMobil. The first was granted in 2001 and the most recent in February 2003. Edgar Andreas Steigerwald ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Edgar Andreas Steigerwald in Hamburg, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6521570	Automotive lubricant	Marcel Alphonse Ostyn, Dominique Alves, Alain Bouffet	2003-02-18	$235,952,000
6232279	Fuel-economy lubrication-effective engine oil composition	—	2001-05-15	$275,044,000

Edgar Andreas Steigerwald — 2 Patents

Issued Patents All Time

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