Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668437 | Method for producing a stacked piezoelectric element | Yutaka Maruyama, Nobuyuki Kojima, Takahiro Yamakawa | 2003-12-30 |
| 6646570 | Point retrieval output system by a telephone number, and a memory medium | Kunihiro Yamada | 2003-11-11 |