Vriens, Leendert

Patent Applications and Registrations

Patent applications and USPTO patent grants for Vriens, Leendert.The latest application filed is for "crt with improved slotted mask".

Company Profile

0.15.1

Vriens, Leendert - Knegsel NL
Vriens; Leendert - Eindhoven NL
Vriens; Leendert - BA Eindhoven NL

*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
CRT with improved slotted mask App 20010028210 - Vriens, Leendert	2001-10-11
Video moire reduction Grant 6,239,772 - Hentschel , et al. May 29, 2	2001-05-29
UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light Grant 5,813,753 - Vriens , et al. September 29, 1	1998-09-29
UV/blue LED-phosphor device with short wave pass, long wave pass band pass and peroit filters Grant 5,813,752 - Singer , et al. September 29, 1	1998-09-29
Method of vapor depositing an interference filter layer on the inside of a display window, a display window, a projection cathode ray tube and a projection television apparatus Grant 5,209,690 - Vriens , et al. May 11, 1	1993-05-11
Short focal length video color projector employing dichroic mirror block Grant 5,168,351 - Bradley , et al. December 1, 1	1992-12-01
Cathode ray tube having multilayer interference filter Grant 5,068,568 - de Vrieze , et al. * November 26, 1	1991-11-26
Projection device and associated electro-optic monochrome display device with phosphor layer and interference filters Grant 4,882,617 - Vriens November 21, 1	1989-11-21
Electro-optic color display including luminescent layer and interference filter Grant 4,822,144 - Vriens April 18, 1	1989-04-18
Display tube having improved brightness distribution Grant 4,804,884 - Vriens , et al. February 14, 1	1989-02-14
Rear projection screen and rear projection system provided with such a screen Grant 4,762,393 - Gerritsen , et al. August 9, 1	1988-08-09
Projection television display tube and device having interference filter Grant 4,683,398 - Vriens , et al. July 28, 1	1987-07-28
Display tube having a display window with an interference filter Grant 4,647,812 - Vriens , et al. * March 3, 1	1987-03-03
Display tube provided with an interference filter Grant 4,634,926 - Vriens , et al. January 6, 1	1987-01-06
Optical recording disc Grant 4,606,017 - Broer , et al. August 12, 1	1986-08-12
Gas discharge laser Grant 4,152,673 - Keijser , et al. May 1, 1	1979-05-01

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