Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7781125 | Lithography mask blank | Masao Ushida, Osamu Suzuki, Minoru Sakamoto | 2010-08-24 |
| 6395434 | Phase shift mask and phase shift mask blank | Osamu Nozawa, Hideaki Mitsui | 2002-05-28 |
| 6335124 | Phase shift mask and phase shift mask blank | Hideaki Mitsui, Osamu Nozawa | 2002-01-01 |
| 6087047 | Phase shift mask and phase shift mask blank | Hideaki Mitsui, Osamu Nozawa | 2000-07-11 |
| 5955178 | Electro-conductive oxides and electrodes using the same | Masahiro Orita, Hiroyuki Sakai, Hiroaki Tanji | 1999-09-21 |
| 5843341 | Electro-conductive oxide electrodes and devices using the same | Masahiro Orita, Hiroyuki Sakai, Hiroaki Tanji | 1998-12-01 |
| 5681671 | Electro-conductive oxides and electrodes using the same | Masahiro Orita, Hiroyuki Sakai, Hiroaki Tanji | 1997-10-28 |
| 5622653 | Electro-conductive oxides and electrodes using the same | Masahiro Orita, Hiroyuki Sakai, Hiroaki Tanji | 1997-04-22 |