Granted Patent
Utility
US 6,784,658 · App. 10/375,565
Signal generator for multi-cylinder internal combustion engine and rotation information detector using signal generator
Inventors:
Jun Kawagoe, Yoshikazu Tsukada, Yoshinobu Arakawa, Kouji Sasaki
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Feb 27, 2003
Inventors
Jun Kawagoe
Yoshikazu Tsukada
Yoshinobu Arakawa
Kouji Sasaki
Assignee (at issue)
KOKUSAN DENKI 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.