Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10866197 | Dispositioning defects detected on extreme ultraviolet photomasks | Vikram Tolani, Weston L. Sousa | 2020-12-15 |
| 9696619 | Technique for repairing a reflective photo-mask | Ying Li | 2017-07-04 |
| 9547233 | Film-growth model using level sets | Daniel Ping Peng, Changqing Hu | 2017-01-17 |
| 9494854 | Technique for repairing an EUV photo-mask | Linyong Pang | 2016-11-15 |
| 9005852 | Technique for repairing a reflective photo-mask | Ying Li | 2015-04-14 |
| 8122385 | Mask pattern correcting method | Kazuya Fukuhara, Tatsuhiko Higashiki, Toshiya Kotani, Satoshi Tanaka, Takashi Sato +1 more | 2012-02-21 |
| 8077292 | Projection exposure method | Yosuke Kitamura, Shoji Mimotogi, Kazuya Fukuhara | 2011-12-13 |
| 7901853 | Pattern prediction method, pattern correction method, semiconductor device, and recording medium | Satoshi Tanaka | 2011-03-08 |
| 7870532 | Lithography simulation method, method of manufacturing a semiconductor device and program | — | 2011-01-11 |
| 7840390 | Creating method of simulation model, manufacturing method of photo mask, manufacturing method of semiconductor device, and recording medium | Shoji Mimotogi | 2010-11-23 |
| 7831953 | Lithography simulation method, program and semiconductor device manufacturing method | Hiromitsu Mashita, Satoshi Tanaka | 2010-11-09 |
| 7784017 | Lithography simulation method, photomask manufacturing method, semiconductor device manufacturing method, and recording medium | Satoshi Tanaka | 2010-08-24 |
| 6376083 | Magnetic recording medium | Yuichiro Murayama, Hiroshi Hashimoto, Tsutomu Okita | 2002-04-23 |
| 6010773 | Magnetic recording medium | Yuichiro Murayama, Katsuhiko Meguro, Hiroshi Hashimoto | 2000-01-04 |
| 5972515 | Magnetic recording medium | Yuichiro Murayama, Hiroshi Hashimoto | 1999-10-26 |
| 5908691 | Magnetic recording medium having a lower layer containing a specified polyurethane binder | Yuichiro Murayama, Hiroshi Hashimoto, Tsutomu Okita | 1999-06-01 |
| 5747157 | Magnetic recording medium | Hiroshi Hashimoto, Yuichiro Murayama, Tsutomu Okita | 1998-05-05 |
| 5702821 | Magnetic recording medium comprising ferromagnetic powder and a specified polyurethane resin | Yuichiro Murayama, Hiroshi Hashimoto, Tsutomu Okita | 1997-12-30 |
| 5612134 | Magnetic recording medium having a carbon protective layer and a fluoro-lubricant supplied from a backcoat layer | Tsutomu Okita, Hideomi Watanabe, Toshio Ishida, Hiroshi Hashimoto | 1997-03-18 |
| 5607782 | Magnetic recording medium | Toshio Ishida, Tsutomu Okita | 1997-03-04 |
| 5567524 | Magnetic recording medium having a cobalt thin film magnetic layer, carbon protective layer, and fluorolubricant layer | Toshio Ishida, Hideomi Watanabe, Tadashi Yasunaga, Tsutomu Okita | 1996-10-22 |
| 5525418 | Magnetic recording medium having a magnetic layer containing ferromagnetic powder and a polyurethane resin obtained from a polyolefin polyol or a polybutadiene polyol | Hiroshi Hashimoto, Yuichiro Murayama, Tsutomu Okita | 1996-06-11 |
| 5496645 | Magnetic recording medium comprising a magnetic metallic thin film and a layer containing a specified fluorine compound and a specified tetrazaindene cyclic compound or thiouracil cyclic compound | Toshio Ishida, Tsutomu Okita | 1996-03-05 |
| 5492764 | Magnetic recording medium having a protective layer containing a tetrazaindene or thiouracil cyclic compound and a fluorine compound | Tsutomu Okita, Toshio Ishida, Tadashi Yasunaga, Kazuyuki Usuki | 1996-02-20 |
| 5484661 | Magnetic recording medium having a polyvinyl alkyl binder resin | Hiroshi Hashimoto, Yuichiro Murayama, Tsutomu Okita | 1996-01-16 |