Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5757244 | Digital control type oscillation circuit of portable telephone, crystal resonator oscillation frequency calculating method, and outputfrequency correcting method | Youji Nonaka, Yuji Ishida, Toshikazu Hiramoto | 1998-05-26 |