Last update: January 5, 2022
09. DVD (Recordable Disc) Drive
DVD-RAM
| Ref. No. | Country | Patent No. | Patentee | Expiry Date |
|---|---|---|---|---|
| M262 | MY | 125074-A | Hitachi C.E. | 2021-07-31 |
| M508 | MY | 125,667 | Panasonic | 2021-08-30 |
| MB23 | US | 6,560,181 | Toshiba | 2021-08-08 |
| MC99 | CN | ZL0310121422.6 | Hitachi C.E. | 2023-12-16 |
| MC99 | HK | 1,068,448 | Hitachi C.E. | 2023-12-16 |
| MC99 | KR | 586,908 | Hitachi C.E. | 2023-12-15 |
| MC99 | TW | 261,825 | Hitachi C.E. | 2023-12-12 |
| MD31 | US | 6,839,504 | Panasonic | 2023-04-24 |
| MD60 | MY | 135,200 | SAMSUNG | 2023-02-28 |
| MF61 | US | 7,154,826 | Hitachi C.E. | 2024-04-26 |
| MF63 | US | 7,190,647 | Hitachi C.E. | 2025-08-03 |
| MGE7 | JP | 4,109,617 | Hitachi C.E. | 2023-12-16 |
| MGE9 | JP | 4,154,304 | Hitachi C.E. | 2023-09-22 |
| MGED | JP | 4,654,050 | Hitachi C.E. | 2025-02-07 |
| MGJE | MY | 135,303 | SAMSUNG | 2023-03-31 |
