Granted Patent
Utility
US 6,114,942 · App. 09/011,549
PTC device and battery pack using the same
Inventors:
Yoshitaka Kitamoto, Takashi Hasunuma, Shozo Fukuyama, Naofumi Miyasaka
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Apr 9, 1998
Inventors
Yoshitaka Kitamoto
Takashi Hasunuma
Shozo Fukuyama
Naofumi Miyasaka
Assignee (at issue)
KK Raychem
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.