Granted Patent
Utility
US 4,412,902 · App. 06/390,116
Method of fabrication of Josephson tunnel junction
Inventors:
Osamu Michikami, Yujiro Katoh, Keiichi Tanabe, Hisataka Takenaka, Shizuka Yoshii
Patented Case
View Patent ↗
Granted: Nov 1, 1983
Filed: Jun 18, 1982
Inventors
Osamu Michikami
Yujiro Katoh
Keiichi Tanabe
Hisataka Takenaka
Shizuka Yoshii
Assignee (at issue)
Nippon Telegraph and Telephone Public Corporation
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.