Yung-Tsai Yen

Person

Atherton, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Optical pellicle mounting system
- Patent number 5,772,817
- Issue date Jun 30, 1998
- Micro Lithography, Inc.
- Yung-Tsai Yen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical pellicle adhesion system
- Patent number 5,769,984
- Issue date Jun 23, 1998
- Micro Lithography, Inc.
- Yung-Tsai Yen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical pellicle with controlled transmission peaking
- Patent number 5,339,197
- Issue date Aug 16, 1994
- Yung-Tsai Yen
- G02 - OPTICS
Information Patent Grant
Adhesive system for reducing the likelihood of particulate
- Patent number 5,332,604
- Issue date Jul 26, 1994
- Yung-Tsai Yen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Capture layer and method for delayed entrapment of contaminant part...
- Patent number 5,314,728
- Issue date May 24, 1994
- Yung-Tsai Yen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Packaged optical pellicle
- Patent number 5,305,878
- Issue date Apr 26, 1994
- Yung-Tsai Yen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of forming finished edge of plural-layer optical membrane
- Patent number 5,271,803
- Issue date Dec 21, 1993
- Yung-Tsai Yen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for controllably separating framed working area from rema...
- Patent number 5,254,375
- Issue date Oct 19, 1993
- Yung-Tsai Yen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Wet die cutter assembly and method
- Patent number 5,203,961
- Issue date Apr 20, 1993
- Yung-Tsai Yen
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Optical pellicle holder
- Patent number 5,168,993
- Issue date Dec 8, 1992
- Yung-Tsai Yen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Composite optical element including anti-reflective coating
- Patent number 4,759,990
- Issue date Jul 26, 1988
- Yung-Tsai Yen
- G02 - OPTICS
Information Patent Grant
Removable pellicle and method
- Patent number 4,737,387
- Issue date Apr 12, 1988
- Yung-Tsai Yen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dustfree packaging container and method
- Patent number 4,470,508
- Issue date Sep 11, 1984
- Micro Lithography, Inc.
- Yung-Tsai Yen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Yung-Tsai Yen

Person

Patents Grantslast 30 patents

Optical pellicle mounting system

Optical pellicle adhesion system

Optical pellicle with controlled transmission peaking

Adhesive system for reducing the likelihood of particulate

Capture layer and method for delayed entrapment of contaminant part...

Packaged optical pellicle

Method of forming finished edge of plural-layer optical membrane

Apparatus for controllably separating framed working area from rema...

Wet die cutter assembly and method

Optical pellicle holder

Composite optical element including anti-reflective coating

Removable pellicle and method

Dustfree packaging container and method