Nobutaka Takao
Inventor
Stats
- 6 total patents issued
- 6 total patents filed
- most recent filing
This is official USPTO record data
Details
- 6 Issued Patents
- 6 Filed Patents
- 104 Total Citation Count
- Oct 26, 1993 Most Recent Filing
- Mar 28, 1990 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| SONY CORPORATION | 4 2 | 1990 1993 |
Inventor Addresses
| Address | Duration |
|---|---|
| Kanagawa, JP | May 28, 91 - Apr 18, 95 |
Technology Profile
| Technology | # of Patents | |
|---|---|---|
| H01Q: | AERIALS | 1 |
| H03G: | CONTROL OF AMPLIFICATION | 1 |
| H03H: | IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5,408,691 | 1995 | Radio transmitter apparatus which optimizes load impedance to maximize output transmitter efficiency while preserving minimum battery power output | 9 |
| 5,334,945 | 1994 | Power control circuit | 11 |
| 5,175,875 | 1992 | Radio communication apparatus with programmable signal modulation | 30 |
| 5,036,301 | 1991 | Filter apparatus | 14 |
| 5,029,236 | 1991 | Radiotelephone apparatus | 25 |
