David T. Ask

Person

Somerset, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Textured coating for optical products
- Patent number 12,111,485
- Issue date Oct 8, 2024
- 3M Innovative Properties Company
- Thomas J. Ludemann
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Photoconductor materials based on complex of charge generating mate...
- Patent number 7,018,757
- Issue date Mar 28, 2006
- Samsung Electronics Co., Ltd.
- Jiayi Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photoreceptors with novel overcoats
- Patent number 6,869,741
- Issue date Mar 22, 2005
- Samsung Electronics Co., Ltd.
- Jiayi Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor materials based on new phase of titanyl phthalocyanine
- Patent number 6,815,132
- Issue date Nov 9, 2004
- Samsung Electronics Co., Ltd.
- Jiayi Zhu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Post-processing stabilizers for photothermographic articles
- Patent number 5,464,737
- Issue date Nov 7, 1995
- Minnesota Mining and Manufacturing Company
- Kumars Sakizadeh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Post-processing stabilizers for photothermographic articles
- Patent number 5,369,000
- Issue date Nov 29, 1994
- Minnesota Mining and Manufacturing Company
- Kumars Sakizadeh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Resistively heatable photothermographic element
- Patent number 4,988,612
- Issue date Jan 29, 1991
- Minnesota Mining and Manufacturing Company
- Gary E. LaBelle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Resistively heated photothermographic media on vesicular substrate
- Patent number 4,639,412
- Issue date Jan 27, 1987
- Minnesota Mining and Manufacturing Company
- Gary E. LaBelle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TEXTURED COATING FOR OPTICAL PRODUCTS
- Publication number 20210302628
- Publication date Sep 30, 2021
- 3M Innovative Properties Company
- Thomas J. Ludemann
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
TEXTURED COATING FOR OPTICAL PRODUCTS
- Publication number 20170052288
- Publication date Feb 23, 2017
- 3M Innovative Properties Company
- Thomas J. Ludemann
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Photoconductor materials based on complex of charge generating mate...
- Publication number 20040152000
- Publication date Aug 5, 2004
- Samsung Electronics Co. Ltd.
- Jiayi Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photoconductor materials based on new phase of titanyl phthalocyanine
- Publication number 20030235769
- Publication date Dec 25, 2003
- SAMSUNG ELECTRONICS CO., LTD.
- Jiayi Zhu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Electrophotographic photoreceptors with noverl overcoats
- Publication number 20030054272
- Publication date Mar 20, 2003
- Samsung.
- Jiayi Zhu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

David T. Ask

Person

Patents Grantslast 30 patents

Textured coating for optical products

Photoconductor materials based on complex of charge generating mate...

Electrophotographic photoreceptors with novel overcoats

Photoconductor materials based on new phase of titanyl phthalocyanine

Post-processing stabilizers for photothermographic articles

Post-processing stabilizers for photothermographic articles

Resistively heatable photothermographic element

Resistively heated photothermographic media on vesicular substrate

Patents Applicationslast 30 patents

TEXTURED COATING FOR OPTICAL PRODUCTS

TEXTURED COATING FOR OPTICAL PRODUCTS

Photoconductor materials based on complex of charge generating mate...

Photoconductor materials based on new phase of titanyl phthalocyanine

Electrophotographic photoreceptors with noverl overcoats