The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 1993
Filed:
May. 01, 1990
Hiroko Ohta, Hachioji, JP;
Ryouhei Shimizu, Koshigaya, JP;
Toshihito Kouchi, Hachioji, JP;
Akitoshi Toda, Kunitachi, JP;
Yasuo Isono, Fussa, JP;
Yoshiyuki Mimura, Hachioji, JP;
Hiroshi Kajimura, Tokyo, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
An apparatus for forming a predetermined circuit pattern on a circuit substrate by using a .mu.-STM write head, the .mu.-STM write head comprising a write head substrate having a flat surface, a plurality of micro chip electrodes formed upright on the flat surface of the write head substrate and constituting a .mu.-STM, a level of a distal end of each of the chip electrodes being set to be constant, and scanning means for scanning the micro chip electrodes on the circuit substrate by moving the micro chip electrodes and the circuit substrate relative to each other in two-dimensional directions.