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. 25, 2005
Filed:
Aug. 22, 2002
Thomas R. Miller, Endwell, NY (US);
William J. Rudik, Vestal, NY (US);
Robert J. Testa, Owega, NY (US);
Kevin P. Unger, Endwell, NY (US);
Michael Wozniak, Vestal, NY (US);
Thomas R. Miller, Endwell, NY (US);
William J. Rudik, Vestal, NY (US);
Robert J. Testa, Owega, NY (US);
Kevin P. Unger, Endwell, NY (US);
Michael Wozniak, Vestal, NY (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method for creating an impedance controlled printing wiring board, particularly the formation of a structure for high speed printed wiring boards incorporating multiple differential impedance controlled layers. Furthermore, disclosed is the provision of a method for producing an impedance controlled printed circuit wiring board. Also, there is the provision of a method for producing high speed printed wiring boards with multiple differential impedance controlled layers.