Patent List

Last update: July 2, 2021

09. DVD (Recordable Disc) Drive

DVD-RAM

Archive

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
M792 TW 168,229 Panasonic 2021-05-30
M973 MY 122,541 SAMSUNG 2021-04-29
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
MD43 US 7,042,822 Toshiba 2021-05-20
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
MG2X US 7,911,894 SAMSUNG 2021-06-11
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
MGJY US 7,904,745 SAMSUNG 2021-02-19
MGK0 US 7,609,602 Hitachi C.E. 2021-06-09

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