Granted Patent
Utility
US 6,773,094 · App. 10/348,630
Method of using photolithography and etching for forming a nozzle plate of an inkjet print head
Inventors:
Kung Linliu, Ming-Hsun Yang, Arnold Chang-Mou Yang, Guey-Chyuan Chen, Chih-Chieh Hsu
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Jan 22, 2003
Inventors
Kung Linliu
Ming-Hsun Yang
Arnold Chang-Mou Yang
Guey-Chyuan Chen
Chih-Chieh Hsu
Assignee (at issue)
Nanodynamics, Inc.
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.