Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11366387 | Salt, acid generator, resist composition and method for producing resist pattern | Tatsuro Masuyama, Koji Ichikawa | 2022-06-21 |
| 9791776 | Resist composition and method for producing resist pattern | Koji Ichikawa, Yuichi Mukai | 2017-10-17 |
| 9638996 | Resist composition and method for producing resist pattern | Tatsuro Masuyama, Koji Ichikawa | 2017-05-02 |
| 9448475 | Photoresist composition, compound and process of producing photoresist pattern | Tatsuro Masuyama, Koji Ichikawa | 2016-09-20 |
| 9348221 | Salt and photoresist composition comprising the same | Yukako Anryu, Koji Ichikawa | 2016-05-24 |
| 9176378 | Resist composition and method for producing resist pattern | Koji Ichikawa, Satoshi Yamaguchi | 2015-11-03 |
| 9176379 | Resist composition and method for producing resist pattern | Koji Ichikawa, Tatsuro Masuyama | 2015-11-03 |
| 9128373 | Resist composition and method for producing resist pattern | Koji Ichikawa, Satoshi Yamaguchi | 2015-09-08 |
| 9063414 | Photoresist composition | Koji Ichikawa, Mitsuhiro Hata | 2015-06-23 |
| 9052591 | Resist composition and method for producing resist pattern | Koji Ichikawa | 2015-06-09 |
| 8859182 | Resist composition and method for producing resist pattern | Koji Ichikawa, Akira Kamabuchi | 2014-10-14 |
| 8735053 | Methods of forming photoresist patterns | Subramanya Mayya, Seok-Hwan Oh, Yool Kang | 2014-05-27 |
| 8563218 | Resist composition and method for producing resist pattern | Koji Ichikawa | 2013-10-22 |
| 8557500 | Salt and photoresist composition comprising the same | Koji Ichikawa, Hiromu Sakamoto | 2013-10-15 |
| 8338815 | Memory units and related semiconductor devices including nanowires | Moon-Sook Lee, Byeong-Ok Cho, Man-Hyoung Ryoo | 2012-12-25 |
| 8105697 | Polymer memory device and method of forming the same | Byeong-Ok Cho, Moon-Sook Lee | 2012-01-31 |
| 8013366 | Biosensor using nanoscale material as transistor channel and method of fabricating the same | Moon-Sook Lee, Byeong-Ok Cho, Man-Hyoung Ryoo, Jung-hwan Hah | 2011-09-06 |
| 7790610 | Methods of manufacturing memory units, and methods of manufacturing semiconductor devices | Moon-Sook Lee, Byeong-Ok Cho, Man-Hyoung Ryoo | 2010-09-07 |
| 7663141 | Organic memory devices including organic material and fullerene layers | Byeong-Ok Cho, Moon-Sook Lee | 2010-02-16 |
| 7348653 | Resistive memory cell, method for forming the same and resistive memory array using the same | Byeong-Ok Cho, Moon-Sook Lee | 2008-03-25 |