Granted Patent
Utility
US 6,036,585 · App. 09/048,273
Grinder and grinding method
Inventors:
Kenichiro Nishi, Mitsuru Nukui, Kazuo Nakajima, Shirou Murai, Toyotaka Wada
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Mar 26, 1998
Inventors
Kenichiro Nishi
Mitsuru Nukui
Kazuo Nakajima
Shirou Murai
Toyotaka Wada
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.