Granted Patent
Utility
US 6,217,296 · App. 09/454,713
Variable displacement pump
Inventors:
Shigeyuki Miyazawa, Yuuichi Kimura, Tatsufumi Yamura, Takashi Shimo, Kazuyoshi Uchino, Masaaki Kogure
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Dec 6, 1999
Inventors
Shigeyuki Miyazawa
Yuuichi Kimura
Tatsufumi Yamura
Takashi Shimo
Kazuyoshi Uchino
Masaaki Kogure
Assignee (at issue)
Bosch Braking Systems 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.