Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10776007 | Memory management device predicting an erase count | Atsushi Kunimatsu, Masaki Miyagawa, Kazuhiro Kawagome, Hiroto Nakai, Hiroyuki Sakamoto +5 more | 2020-09-15 |
| 9280466 | Information processing device including memory management device managing access from processor to memory and memory management method | Atsushi Kunimatsu, Hiroto Nakai, Hiroyuki Sakamoto, Kenichi Maeda, Masaki Miyagawa +1 more | 2016-03-08 |
| 8153996 | Pattern forming apparatus and pattern forming method | Takayuki Abe, Rikio Tomiyoshi | 2012-04-10 |
| 7582393 | Transfer mask blank, transfer mask, and transfer method using the transfer mask | Hisatake Sano, Morihisa Hoga, Yukio Iimura, Yuki Aritsuka, Masaaki Kurihara +1 more | 2009-09-01 |
| 7439844 | Cord type thermal fuse and sheet type thermal fuse | Yasuhiro Hase | 2008-10-21 |
| 6042971 | Method of manufacturing an EB mask for electron beam image drawing and device for manufacturing an EB mask | Takao Tamura, Hiroshi Yamashita, Ken Nakajima | 2000-03-28 |
| 6034375 | Method of aligning a semiconductor substrate with a base stage and apparatus for doing the same | — | 2000-03-07 |
| 5968686 | Charged-beam exposure mask and charged-beam exposure method | Yasuhisa Yamada | 1999-10-19 |
| 5890189 | Memory management and protection system for virtual memory in computer system | Mitsuo Saito, Kenichi Maeda, Shigehiro Asano, Toshio Okamoto, Shin Sungho +1 more | 1999-03-30 |
| 5808310 | Electron beam cell projection lithography method for correcting coulomb interaction effects | Hiroshi Yamashita, Takao Tamura | 1998-09-15 |
| 5759722 | Electron beam aperture structure and method for fabricating the same | — | 1998-06-02 |
| 5745730 | Apparatus and methods for implementing dedicated cache flushing | Yoshio Masubuchi | 1998-04-28 |
| 5677109 | Method for E-beam writing | Junko Morikawa, Hiroshi Yamashita | 1997-10-14 |
| 5677756 | Apparatus for exposing a semiconductor wafer to light including an illumination optical system comprising a glass substrate having light-permeable patterns | — | 1997-10-14 |
| 5627987 | Memory management and protection system for virtual memory in computer system | Mitsuo Saito, Kenichi Maeda, Shigehiro Asano, Toshio Okamoto, Shin Sungho +1 more | 1997-05-06 |
| 5607801 | Direct patterning method of resist film using electron beam | — | 1997-03-04 |
| 5552250 | Method of manufacturing reticle | — | 1996-09-03 |
| 5532497 | Optical aligner equipped with luminance sensor on movable stage | Tadao Yasuzato, Seiichi Shiraki | 1996-07-02 |
| 5452053 | Wafer stepper | — | 1995-09-19 |
| 5439765 | Photomask for semiconductor integrated circuit device | — | 1995-08-08 |
| 5432587 | Exposing device capable of making clear pattern image on photo resist layer having different level surfaces | — | 1995-07-11 |
| 4791302 | Semiconductor wafer for providing a plurality of semiconductor chips through electron-beam lithography | — | 1988-12-13 |