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:
Jul. 21, 2020
Filed:
Jan. 20, 2011
James A. Feinn, San Diego, CA (US);
David P. Markel, Albany, OR (US);
Albert Nagao, Corvallis, OR (US);
Paul A. Richards, Corvallis, OR (US);
Thomas R. Strand, Corvallis, OR (US);
Erik D. Torniainen, Redmond, WA (US);
Lawrence H. White, Corvallis, OR (US);
James A. Feinn, San Diego, CA (US);
David P. Markel, Albany, OR (US);
Albert Nagao, Corvallis, OR (US);
Paul A. Richards, Corvallis, OR (US);
Thomas R. Strand, Corvallis, OR (US);
Erik D. Torniainen, Redmond, WA (US);
Lawrence H. White, Corvallis, OR (US);
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Abstract
An inkjet nozzle includes an aperture with a noncircular opening having a first segment substantially defined by a first polynomial equation and a second segment substantially defined by a second equation.