| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Australia | 3 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Basic communication technologies | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Code conversion | |
| #3 | Amplification control | |
| #4 | Measuring electric variables | |
| #5 | Casings and printed circuits |
| # | Name | Total Patents |
|---|---|---|
| #1 | Koulopoulos Michael A | 10 |
| #2 | Hegg Thomas R | 8 |
| #3 | Jain Praduman | 6 |
| #4 | Siggelkoe Russel A | 3 |
| #5 | Pearson Carl | 3 |
| #6 | Jayasimha Sriram | 3 |
| #7 | Rappel Ronald P | 3 |
| #8 | Rappel Ronald Paul | 1 |
| #9 | Tang Engne | 1 |
| #10 | Siggelkoe Russell A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5410265A | Amplifier calibration apparatus and method therefor | |
| US5561584A | Electrical ground plane apparatus | |
| US5412638A | Method for correcting errors in digital audio data | |
| WO9222140A1 | Digital-to-analog converter-preamplifier apparatus | |
| US5289439A | CD transport apparatus |