Granted Patent
Utility
US 6,416,455 · App. 09/553,955
Rotor for centrifuge having a specimen holder that accomodates an increased number of specimens
Inventors:
Masaharu Aizawa, Jun Sato, Yoshitaka Niinai
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Apr 21, 2000
Inventors
Masaharu Aizawa
Jun Sato
Yoshitaka Niinai
Assignee (at issue)
Hirachi Koki 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.