Granted Patent
Utility
US 5,549,730 · App. 08/270,664
Compression molded tablet fertilizer and method the production thereof
Inventors:
Hiroshi Aoki, Michihiro Inokuchi
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Jul 5, 1994
Inventors
Hiroshi Aoki
Michihiro Inokuchi
Assignee (at issue)
MITSUBISHI CHEMICAL CORPORATION
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.