The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 15, 2013
Filed:
Jul. 13, 2005
Chunxin Ji, Rochester, NY (US);
Mark Mathias, Pittsford, NY (US);
Jeanette E. O'hara, Honeoye, NY (US);
Yeh-hung Lai, Webster, NY (US);
Chunxin Ji, Rochester, NY (US);
Mark Mathias, Pittsford, NY (US);
Jeanette E. O'Hara, Honeoye, NY (US);
Yeh-Hung Lai, Webster, NY (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A multi-layer diffusion medium substrate having improved mechanical properties is disclosed. The diffusion medium substrate includes at least one stiff layer and at least one compressible layer. The at least one stiff layer has a greater stiffness in the x-y direction as compared to the at least one compressible layer. The at least one compressible layer has a greater compressibility in the z direction. A method of fabricating a multi-layer diffusion medium substrate is also disclosed.