Granted Patent
Utility
US 6,536,517 · App. 09/886,605
Evaporator
Inventors:
Ryoichi Hoshino, Noboru Ogasawara, Hirofumi Horiuchi, Hiroyasu Shimanuki
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Jun 22, 2001
Inventors
Ryoichi Hoshino
Noboru Ogasawara
Hirofumi Horiuchi
Hiroyasu Shimanuki
Assignee (at issue)
Showa Denko K.K.
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.