Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7422088 | Blocking devices for hollow structures | — | 2008-09-09 |
| 7279259 | Method for correcting pattern data and method for manufacturing semiconductor device using same | Mitsuo Sakurai, Naoyuki Ishiwata, Yasuyuki Kushida | 2007-10-09 |
| 7242095 | Semiconductor device having a dummy pattern | Katsuji Tabara, Seiji Makino | 2007-07-10 |
| 7146035 | Pattern image comparison method, pattern image comparison device, and program | Tomoyuki Okada, Seiji Makino, Kouichi Suzuki | 2006-12-05 |
| 6968531 | Exposure method utilizing optical proximity corrected exposure patterns, an apparatus for generating optical proximity corrected exposure data, and an exposure apparatus for optical proximity corrected exposure data | Yoshimasa Iiduka, Ryuji Kobayashi | 2005-11-22 |
| 5351806 | Flexible screw for conveyors | Masaaki Ohtsuji, Kiyoshi Furukawa | 1994-10-04 |
| 5303814 | Flexible screw type conveyor system | Masaaki Ohtsuji, Shuichiro Miyazaki | 1994-04-19 |