IP Library › Granted Patent US 5,929,875
Granted Patent Utility
US 5,929,875 · App. 08/687,000

Acoustic and ultrasonic monitoring of inkjet droplets

Inventors: Wen-Li Su, Trudy Benjamin, Steven B. Elgee, Thomas F. Uhling, Bruce A. Axten, Kerry J. Lundsten, Xiuting C. Man, Tamara L. Hahn, Michael Dangelo, Bryan D. Woll, Timothy L. Weber, James W Pearson, Iue-Shuenn Chen
Patented Case View Patent ↗
Granted: Jul 27, 1999 Filed: Jul 24, 1996
Inventors
Wen-Li Su
Trudy Benjamin
Steven B. Elgee
Thomas F. Uhling
Bruce A. Axten
Kerry J. Lundsten
Xiuting C. Man
Tamara L. Hahn
Michael Dangelo
Bryan D. Woll
Timothy L. Weber
James W Pearson
Iue-Shuenn Chen
Assignee (at issue)
Hewlett-Packard Company, L.P.

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

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Quick Facts
Patent No.
US 5,929,875
App. No.
08/687,000
Filed
1996-07-24
Granted
1999-07-27
Kind
A