Duane M. Eagen — 3 Patents at Safoco

Duane M. Eagen has been granted 3 US patents while listed as an inventor at Safoco. The first was granted in 1984 and the most recent in August 2016. Duane M. Eagen ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Duane M. Eagen in Norman, OK, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9429241	Energized packing retainer	—	2016-08-30
4687018	Jacketed valve	Robert K. Meek	1987-08-18
4487393	Gate valve having a pressure-secured seat	—	1984-12-11	$199,000

Duane M. Eagen — 3 Patents

Issued Patents All Time

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