Ralph Ettlinger — 5 Patents at Amco

Ralph Ettlinger has been granted 5 US patents while listed as an inventor at Amco. The first was granted in 1984 and the most recent in March 1989. Ralph Ettlinger ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Ralph Ettlinger in Glencoe, IL, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4815394	Adjustable rack of shelves	Irwin Kulbersh	1989-03-28
4607795	Spray head assembly	John A. Biela	1986-08-26	$207,000
D282394	Spray head	—	1986-01-28
4527743	Spray head assembly	John A. Biela	1985-07-09	$92,000
4431031	Pre-rinse hose	—	1984-02-14

Ralph Ettlinger — 5 Patents

Issued Patents All Time

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