Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393604 | PROCESS FOR PREPARING DATA FOR DIRECT-WRITING BY A CHARGED PARTICLE RAY, PROCESS FOR VERIFYING DATA FOR DIRECT-WRITING BY A CHARGED PARTICLE RAY, PROCESS FOR DISPLAYING DATA FOR DIRECT-WRITING BY A CHARGED PARTICLE RAY, AND EXPOSURE DEVICE | Yasuhisa Yamada | 2002-05-21 |