Granted Patent
Utility
US 5,400,951 · App. 08/113,953
Method of brazing a joint portion of an intake manifold with preplaced brazing
Inventors:
Michio Shiroyama, Takeshi Otsubo, Minobu Sukimoto, Shoichi Sato, Seiji Tazaki, Tadashi Usui
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Aug 31, 1993
Inventors
Michio Shiroyama
Takeshi Otsubo
Minobu Sukimoto
Shoichi Sato
Seiji Tazaki
Tadashi Usui
Assignee (at issue)
Showa Aluminum Corp.
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.