Granted Patent
Utility
US 6,700,466 · App. 09/868,036
Contactor
Inventors:
Ritsu Yamamoto, Tsutomu Shimomura, Riichi Uotome, Hideki Enomoto, Takehiko Toguchi, Mamoru Tateno, Yoshiyuki Iwami
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Jul 17, 2001
Inventors
Ritsu Yamamoto
Tsutomu Shimomura
Riichi Uotome
Hideki Enomoto
Takehiko Toguchi
Mamoru Tateno
Yoshiyuki Iwami
Assignee (at issue)
Matsushita Electric Works, 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.