van de Ven; Everhardus P.

Patent Applications and Registrations

Patent applications and USPTO patent grants for van de Ven; Everhardus P..The latest application filed is for "gas-based substrate deposition protection".

Company Profile

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van de Ven; Everhardus P. - Cupertino CA
van de Ven; Everhardus P. - Saratoga CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Gas-based substrate deposition protection Grant 5,925,411 - van de Ven , et al. July 20, 1	1999-07-20
Apparatus for preventing deposition on frontside peripheral region and edge of wafer in chemical vapor deposition apparatus Grant 5,882,417 - van de Ven , et al. March 16, 1	1999-03-16
Exclusion guard and gas-based substrate protection for chemical vapor deposition apparatus Grant 5,843,233 - van de Ven , et al. December 1, 1	1998-12-01
Exclusion guard and gas-based substrate protection for chemical vapor deposition apparatus Grant 5,769,951 - van de Ven , et al. June 23, 1	1998-06-23
Apparatus for supporting a substrate and introducing gas flow doximate to an edge of the substrate Grant 5,620,525 - van de Ven , et al. April 15, 1	1997-04-15
Wafer surface protection in a gas deposition process Grant 5,578,532 - van de Ven , et al. November 26, 1	1996-11-26
Gas-based backside protection during substrate processing Grant 5,374,594 - van de Ven , et al. December 20, 1	1994-12-20
Gas-based substrate protection during processing Grant 5,238,499 - van de Ven , et al. August 24, 1	1993-08-24
Gas-based backside protection during substrate processing Grant 5,230,741 - van de Ven , et al. * July 27, 1	1993-07-27

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