Granted Patent
Utility
US 6,077,146 · App. 09/164,589
Method of correcting a taper in a grinding machine, and apparatus for the same
Inventors:
Masayuki Sato, Hisao Sasaki, Yoshiharu Oyabe
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Oct 1, 1998
Inventors
Masayuki Sato
Hisao Sasaki
Yoshiharu Oyabe
Assignee (at issue)
Nippei Toyama 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.