Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270633 | Artificial latticed multi-layer film deposition apparatus | Kazuhiro Onaka, Shigeru Yamamoto, Masafumi Okamoto | 2001-08-07 |
| 5492491 | CRT anode cap terminal | Masahiro Yamamoto | 1996-02-20 |