| Patent Number |
Title Of Patent |
Date Issued |
| D293245 |
Printer for a point-of-sales system |
December 15, 1987 |
|
| 7552516 |
Clamp |
June 30, 2009 |
| A clamp is provided having a synthetic clip and a metal plate spring. The clip includes a pair of side walls opposed each other at a certain distance, engaging shoulder portions each formed at an outer surface of each of the side walls and configured to be engaged with a peripheral e |
| 6664021 |
Photosensitive polymide precursor resin composition |
December 16, 2003 |
| A photosensitive resin composition is provide which includes a compound for generating an acid by light irradiation and at least one polyimide precursor selected from the group consisting of a silicon-containing polyimide precursor (a) obtained from A mol of a tetracarboxylic dianhyd |
| 5449588 |
Photosensitive polyimide precursor composition with photoacid generator |
September 12, 1995 |
| A photosensitive resin composition containing 0.5 to 15 parts by weight of a compound generating an acid by light irradiation in 100 parts by weight of a polyamic acid amide having an alkoxysilane having a specified structure at its terminals are provided,which composition has superior r |
| 5342739 |
Method of preparing a negative pattern utilizing photosensitive polymer composition containing q |
August 30, 1994 |
| A method of preparing a negative type pattern of a polyimide film is provided which includes applying to a substrate a sufficient amount of a photosensitive polymer composition to form a negative type pattern, the photosensitive polymer composition comprising a mixture of a poly(amid |
