Granted Patent
Utility
US 6,235,098 · App. 09/339,810
Hot-melt ink compositions for ink-jet printing
Inventors:
Tsutomu Maekawa, Akemi Ouchi, Atsushi Kakuta
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Jun 25, 1999
Inventors
Tsutomu Maekawa
Akemi Ouchi
Atsushi Kakuta
Assignee (at issue)
Hitachi Koki Co., Ltd.
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.