Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868394 | Charged particle detector | Satoru Fukuhara, Hiroyuki Shinada | 1989-09-19 |
| 4855673 | Electron beam apparatus | — | 1989-08-08 |
| 4827127 | Apparatus using charged particle beam | — | 1989-05-02 |
| 4803430 | Magnetic/electric field measuring device by means of an electron beam | Hiroyuki Shinada, Satoru Fukuhara | 1989-02-07 |