Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6183916 | Method for proximity effect compensation on alternative phase-shift masks with bias and optical proximity correction | Chen-Cheng Kuo, Hua-Tai Lin | 2001-02-06 |
| 6174801 | E-beam direct writing to pattern step profiles of dielectric layers applied to fill poly via with poly line, contact with metal line, and metal via with metal line | San-De Tzu, Ching-Shiun Chiu | 2001-01-16 |
| 6077633 | Mask and method of forming a mask for avoiding side lobe problems in forming contact holes | San-De Tzu | 2000-06-20 |
| 6051347 | Application of e-beam proximity over-correction to compensate optical proximity effect in optical lithography process | San-De Tzu | 2000-04-18 |
| 6022644 | Mask containing subresolution line to minimize proximity effect of contact hole | San-De Tzu | 2000-02-08 |
| 5994009 | Interlayer method utilizing CAD for process-induced proximity effect correction | San-De Tzu, Shih-Chiang Tu | 1999-11-30 |
| 5888678 | Mask and simplified method of forming a mask integrating attenuating phase shifting mask patterns and binary mask patterns on the same mask substrate | San-De Tzu, Wen-Hong Huang, Ching-Chia Lin | 1999-03-30 |
| 5858591 | Optical proximity correction during wafer processing through subfile bias modification with subsequent subfile merging | San-De Tzu, Chih-Chiang Tu | 1999-01-12 |
| 5790098 | Computer mouse structure | — | 1998-08-04 |
| 5783337 | Process to fabricate a double layer attenuated phase shift mask (APSM) with chrome border | San-De Tzu, Chih-Chiang Tu, Wen-Hong Huang | 1998-07-21 |
| 5717427 | Optical-reflecting decoder modular design mechanism of mouse | — | 1998-02-10 |
| 5559534 | Photoelectric sensor for an X-Y position device | — | 1996-09-24 |
| 5311209 | Assembled photomechanical mouse structure | — | 1994-05-10 |
| D340926 | Computer mouse | — | 1993-11-02 |
| 4977397 | Touch-control computer house | Wen-Chieh Kuo, Te-Chang Chou, Yuan-Hsiung Liang | 1990-12-11 |
| 4877045 | Pivotal positioning means for use in beach umbrella | — | 1989-10-31 |