Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662002 | Frequency conversion circuit and transmitter | Mitsuo Kubo | 2003-12-09 |
| 6542405 | Semiconductor memory device having faulty cells | Kunihiro Katayama, Takayuki Tamura, Satoshi Watatani, Kiyoshi Inoue, Shigemasa Shiota | 2003-04-01 |