Granted Patent
Utility
US 5,511,972 · App. 08/371,561
Catalyst structure for use in a partial combustion process
Inventors:
Ralph A. Dalla Betta, Toru Shoji, Kazunori Tsurumi, Nobuyasu Ezawa
Patented Case
View Patent ↗
Granted: Apr 30, 1996
Filed: Jan 11, 1995
Inventors
Ralph A. Dalla Betta
Toru Shoji
Kazunori Tsurumi
Nobuyasu Ezawa
Assignees (at issue)
Catalytic, Inc.
TANAKA KIKINZOKU KOGYO 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.