Erwin R.S. CORTEZ — 3 Patents at Curtiss-Wright Flow Control

Erwin R.S. CORTEZ has been granted 3 US patents while listed as an inventor at Curtiss-Wright Flow Control. The first was granted in 1999 and the most recent in December 2025. Erwin R.S. CORTEZ ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Erwin R.S. CORTEZ in Lancaster, OH, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12504083	Relief valve	Nileshkumar Dave, James E. Latshaw, II	2025-12-23
6209577	Modulating action non-flowing pilot operated relief valve	Ying-San Lai	2001-04-03	$3,464,000
5950657	Modulating action non-flowing pilot operated relief valve	Ying-San Lai	1999-09-14

Erwin R.S. CORTEZ — 3 Patents

Issued Patents All Time

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