Ronald J. Ray — 2 Patents at Semitool

Ronald J. Ray has been granted 2 US patents while listed as an inventor at Semitool. The first was granted in 1995 and the most recent in November 1996. Ronald J. Ray ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ronald J. Ray in Kalispell, MT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5575641	Semiconductor processor opening and closure construction	Aleksander Owczarz, Daniel Durado	1996-11-19	$960,000
5449289	Semiconductor processor opening and closure construction	Aleksander Owczarz, Daniel Durado	1995-09-12	$5,831,000

Ronald J. Ray — 2 Patents

Issued Patents All Time

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