| Patent normalization. | Declaration submission | Manual patent holder change | Declaration submission |
| US20000402637 | US20000402637 | US20000402637 | US20000402637 |
| 24/01/2000 | 24/01/2000 | 24/01/2000 | 24/01/2000 |
| US6674732 B1 06/01/2004 | US6674732 B1 06/01/2004 | US6674732 B1 06/01/2004 | US6674732 B1 06/01/2004 |
| Transmitting method, receiving method, transmitter, and receiver | Transmitting method, receiving method, transmitter, and receiver | Transmitting method, receiving method, transmitter, and receiver | Transmitting method, receiving method, transmitter, and receiver |
| | | | |
| | | | |
| UNITED STATES | UNITED STATES | UNITED STATES | UNITED STATES |
| | | | |
| WO1998JP00600 | WO1998JP00600 | WO1998JP00600 | WO1998JP00600 |
SONY CORP [JP] SONY INTERNAT EUROP G M B H [DE] | SONY INTERNAT EUROP G M B H [DE] SONY CORP [JP] | THOMSON LICENSING | THOMSON LICENSING |
| | | WO1998JP00600 | X |
| | | | |