Last update: July 1, 2020
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 |
| M503 | MY | 119,167 | Toshiba | 2020-04-29 |
| M508 | MY | 125,667 | Panasonic | 2021-08-30 |
| M521 | PH | 1-1997-56551 | Hitachi C.E. | 2020-11-25 |
| M531 | PH | 1-1997-58079 | Panasonic | 2020-02-13 |
| M544 | MY | 120,440 | Toshiba | 2020-10-30 |
| M699 | JP | 3,090,316 | Panasonic | 2020-01-31 |
| M700 | JP | 3,090,317 | Panasonic | 2020-01-31 |
| M701 | JP | 3,090,318 | Panasonic | 2020-01-31 |
| M702 | JP | 3,090,319 | Panasonic | 2020-01-31 |
| M703 | JP | 3,090,320 | Panasonic | 2020-01-31 |
| M703 | DE | 1,026,681 | Panasonic | 2020-02-01 |
| M703 | FR | 1,026,681 | Panasonic | 2020-02-01 |
| M703 | GB | 1,026,681 | Panasonic | 2020-02-01 |
| M703 | TW | 167,412 | Panasonic | 2020-01-31 |
| M704 | JP | 3,090,321 | Panasonic | 2020-01-31 |
| M705 | JP | 3,090,322 | Panasonic | 2020-01-31 |
| M707 | JP | 3,090,660 | Panasonic | 2020-01-31 |
| M760 | JP | 3,169,366 | Panasonic | 2020-04-26 |
| M760 | KR | 665,440 | Panasonic | 2020-04-27 |
| M760 | TW | 182,717 | Panasonic | 2020-04-27 |
| M776 | MY | MY-119999-A | Mitsubishi/Panasonic | 2020-08-30 |
| M789 | JP | 3,171,584 | Panasonic | 2020-09-29 |
| M789 | TW | 150,744 | Panasonic | 2020-09-29 |
| M792 | TW | 168,229 | Panasonic | 2021-05-30 |
| M794 | JP | 3,199,250 | Panasonic | 2020-02-02 |
| M807 | JP | 3,285,337 | Panasonic | 2020-02-02 |
| M808 | JP | 3,285,338 | Panasonic | 2020-02-02 |
| M973 | MY | 122,541 | SAMSUNG | 2021-04-29 |
| MB23 | US | 6,560,181 | Toshiba | 2021-08-08 |
| MB23 | TW | 157,498 | Toshiba | 2020-11-01 |
| MB24 | DE | 10,007,781 | Mitsubishi | 2020-02-21 |
| MB26 | GB | 2,347,552 | Mitsubishi | 2020-02-16 |
| MB27 | KR | 356,402 | Mitsubishi | 2020-02-18 |
| MB28 | TW | 159,334 | Mitsubishi | 2020-02-15 |
| MC43 | CN | ZL0106565.3 | Hitachi C.E. | 2020-04-13 |
| MC43 | CN | ZL2003122245.5 | Hitachi C.E. | 2020-04-13 |
| MC43 | KR | 533,557 | Hitachi C.E. | 2020-02-28 |
| MC43 | TW | 167,543 | Hitachi C.E. | 2020-04-12 |
| 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 |
| MD31 | CN | ZL00816497.5 | Panasonic | 2020-09-29 |
| MD43 | US | 7,042,822 | Toshiba | 2021-05-20 |
| MD60 | MY | 135,200 | SAMSUNG | 2023-02-28 |
| ME14 | US | 6,782,487 | Panasonic | 2020-01-31 |
| ME22 | US | 7,016,276 | Panasonic | 2020-01-31 |
| ME37 | US | 7,206,268 | Panasonic | 2020-01-31 |
| MF37 | US | 6,581,167 | Panasonic | 2020-01-31 |
| MF48 | US | 6,741,534 | Toshiba | 2020-09-21 |
| MF61 | US | 7,154,826 | Hitachi C.E. | 2024-04-26 |
| MF63 | US | 7,190,647 | Hitachi C.E. | 2025-08-03 |
| MF88 | US | 7,009,923 | Hitachi C.E. | 2020-02-29 |
| MG1V | US | 7,499,384 | SAMSUNG | 2020-01-11 |
| MG2X | US | 7,911,894 | SAMSUNG | 2021-06-11 |
| MGDM | US | 7,916,604 | SAMSUNG | 2020-08-08 |
| 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 |
| MGJG | US | 7,269,110 | SAMSUNG | 2020-04-16 |
| MGJM | US | 7,319,643 | SAMSUNG | 2020-03-04 |
| MGJN | US | 7,362,678 | SAMSUNG | 2020-03-15 |
| MGJP | US | 7,376,861 | SAMSUNG | 2020-04-18 |
| MGJQ | US | 7,383,411 | SAMSUNG | 2020-09-12 |
| MGJR | US | 7,401,250 | SAMSUNG | 2020-08-17 |
| MGJU | US | 7,522,490 | SAMSUNG | 2020-10-14 |
| MGJX | US | 7,697,389 | SAMSUNG | 2020-07-12 |
| MGJY | US | 7,904,745 | SAMSUNG | 2021-02-19 |
| MGK0 | US | 7,609,602 | Hitachi C.E. | 2021-06-09 |
