Granted Patent
Utility
US 6,749,272 · App. 10/214,443
Rotary pump with higher discharge pressure and brake apparatus having same
Inventors:
Kazunori Uchiyama, Naoki Hakamada, Takahiro Yamaguchi, Takashi Satou
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Aug 8, 2002
Inventors
Kazunori Uchiyama
Naoki Hakamada
Takahiro Yamaguchi
Takashi Satou
Assignee (at issue)
DENSO 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.