Granted Patent
Utility
US 5,778,948 · App. 08/496,139
Method for inserting a fluid in a bearing device
Inventors:
Masato Gomyo, Kazuaki Oguchi
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Jun 28, 1995
Inventors
Masato Gomyo
Kazuaki Oguchi
Assignee (at issue)
Sankyo Seiki Mfg. Co., Ltd
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.