Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8869079 | Semiconductor device and layout design method for the same | Akio Misaka, Hideyuki Arai, Takayuki Yamada | 2014-10-21 |
| 8392856 | Semiconductor device and layout design method for the same | Akio Misaka, Hideyuki Arai, Takayuki Yamada | 2013-03-05 |
| 8330248 | Semiconductor device, mask for fabrication of semiconductor device, and optical proximity correction method | Akio Misaka, Takehiro Hirai, Hideyuki Arai, Yuji Nonami | 2012-12-11 |
| 6791668 | Semiconductor manufacturing apparatus and method | Kao-Tsair Tsai | 2004-09-14 |
| 5994004 | Levenson type phase shift photomask and manufacture method of semiconductor device using such photomask | Satoru Asai, Toshimi Ikeda, Masato Matsumiya | 1999-11-30 |
| 5472813 | Pattern exposing method using phase shift and mask used therefor | Kenji Nakagawa, Masao Kanazawa, Tamae Haruki | 1995-12-05 |
| 5364716 | Pattern exposing method using phase shift and mask used therefor | Kenji Nakagawa, Masao Kanazawa, Tamae Haruki | 1994-11-15 |