Richard F. Willson

Person

Hudson, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Noise reduction layer for optical data storage media
- Patent number 8,092,888
- Issue date Jan 10, 2012
- Imation Corp.
- Joseph H. Sexton
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for thin film center shielding
- Patent number 6,776,887
- Issue date Aug 17, 2004
- Imation Corp.
- Gregory D. Roberts
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for a tray exchange during continuous production of disks
- Patent number 6,709,701
- Issue date Mar 23, 2004
- Imation Corp.
- Richard F. Willson
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magneto-optical data storage disc with highly conductive, smooth re...
- Patent number 6,301,200
- Issue date Oct 9, 2001
- Imation Corp.
- Frank E. Aspen
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Process for producing magneto-optic recording medium
- Patent number 5,028,305
- Issue date Jul 2, 1991
- Minnesota Mining and Manufacturing Company
- Richard F. Willson
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optic recording medium
- Patent number 4,950,556
- Issue date Aug 21, 1990
- Minnesota Mining and Manufacturing Company
- Richard F. Willson
- G11 - INFORMATION STORAGE
Information Patent Grant
Two-sided optical recording medium
- Patent number 4,635,076
- Issue date Jan 6, 1987
- Minnesota Mining and Manufacturing Company
- Richard F. Willson
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium of high sensitivity
- Patent number 4,556,893
- Issue date Dec 3, 1985
- Minnesota Mining and Manufacturing Company
- Thomas A. Rinehart
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 4,539,572
- Issue date Sep 3, 1985
- Minnesota Mining and Manufacturing Company
- William B. Robbins
- G11 - INFORMATION STORAGE
Information Patent Grant
Protuberant optical recording medium
- Patent number 4,470,053
- Issue date Sep 4, 1984
- Minnesota Mining and Manufacturing Company
- Kent N. Maffitt
- G11 - INFORMATION STORAGE
Information Patent Grant
Protuberant optical recording medium
- Patent number 4,430,659
- Issue date Feb 7, 1984
- Minnesota Mining and Manufacturing Company
- Kent N. Maffitt
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of producing a microstructured surface and the article produ...
- Patent number 4,340,276
- Issue date Jul 20, 1982
- Minnesota Mining and Manufacturing Company
- Kent N. Maffitt
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Noise reduction layer for optical data storage media
- Publication number 20090246442
- Publication date Oct 1, 2009
- Imation Corp.
- Joseph H. Sexton
- G11 - INFORMATION STORAGE
Information Patent Application
Recordable optical media with thermal buffer layer
- Publication number 20070154674
- Publication date Jul 5, 2007
- Imation Corp.
- Stanley C. Busman
- G11 - INFORMATION STORAGE
Information Patent Application
Protective case for data storage disc
- Publication number 20070062828
- Publication date Mar 22, 2007
- Imation Corp.
- Jathan D. Edwards
- G11 - INFORMATION STORAGE
Information Patent Application
Method for a tray exchange during continuous production of disks
- Publication number 20030190421
- Publication date Oct 9, 2003
- Richard F. Willson
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method and apparatus for thin film center shielding
- Publication number 20030185978
- Publication date Oct 2, 2003
- Gregory D. Roberts
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Richard F. Willson

Person

Patents Grantslast 30 patents

Noise reduction layer for optical data storage media

Method and apparatus for thin film center shielding

Method for a tray exchange during continuous production of disks

Magneto-optical data storage disc with highly conductive, smooth re...

Process for producing magneto-optic recording medium

Magneto-optic recording medium

Two-sided optical recording medium

Optical recording medium of high sensitivity

Optical recording medium

Protuberant optical recording medium

Protuberant optical recording medium

Method of producing a microstructured surface and the article produ...

Patents Applicationslast 30 patents

Noise reduction layer for optical data storage media

Recordable optical media with thermal buffer layer

Protective case for data storage disc

Method for a tray exchange during continuous production of disks

Method and apparatus for thin film center shielding