Granted Patent
Utility
US 5,149,465 · App. 07/674,381
Conductive resin composition
Inventors:
Toru Ueki, Kenji Sakata, Masaji Yoshimura, Kazuharu Kanezaki, Ineo Iwata
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Mar 25, 1991
Inventors
Toru Ueki
Kenji Sakata
Masaji Yoshimura
Kazuharu Kanezaki
Ineo Iwata
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.