NON-MAGNETIC SUBSTRATE FOR MAGNETIC DISK, AND MAGNETIC DISK
「NON-MAGNETIC SUBSTRATE FOR MAGNETIC DISK, AND MAGNETIC DISK」对应一条老挝专利公开记录,由 HOYA CORPORATION 于 2018-04-02 提交申请,当前状态为已注册。公开档案中可核验:申请号 P/679,DIP 编号 LAP679,主管局代码 LA,保护类型 Patent - PCT National Phase。时间线要点:公开/公告日 2022-10-07;授权日 2022-10-04;届满/失效参考日 2038-04-02。技术或外观分类记载为 G11B 5/73、G11B 5/82。发明人 / 设计人包括 OSAKABE, Kinobu。代理机构 / 代理人记载为 Tilleke & Gibbins Lao Co., Ltd。公开摘要提示:A non-magnetic substrate for a magnetic disk includes a substrate main body having two opposing main surfaces, and a metal film that is pro…。
This Laos patent “NON-MAGNETIC SUBSTRATE FOR MAGNETIC DISK, AND MAGNETIC DISK” is a public DIP intellectual-property record, filed by HOYA CORPORATION on 2018-04-02; current status: Registered. Identifiers include application No. P/679; DIP id LAP679; protection kind Patent - PCT National Phase. Key dates: publication 2022-10-07; grant 2022-10-04; expiry reference 2038-04-02. Classification: G11B 5/73、G11B 5/82. Inventor(s)/designer(s): OSAKABE, Kinobu. Abstract hint: A non-magnetic substrate for a magnetic disk includes a substrate main body having two opposing main surfaces, and a metal film that is pro…. Use LaoBiz to hop between this IP record, related filings by the same applicant, and the matched company profile when present.
ສິດທິບັດ «NON-MAGNETIC SUBSTRATE FOR MAGNETIC DISK, AND MAGNETIC DISK» ເປັນຂໍ້ມູນຊັບສິນທາງປັນຍາເປີດເຜີຍຂອງ DIP, ຍື່ນໂດຍ HOYA CORPORATION ໃນວັນທີ 2018-04-02; ສະຖານະ ຈົດທະບຽນແລ້ວ. ຕົວລະບຸ: ເລກທີຄຳຮ້ອງ P/679; ລະຫັດ DIP LAP679; ປະເພດການປົກປ້ອງ Patent - PCT National Phase. ວັນທີສຳຄັນ: ວັນເຜີຍແຜ່ 2022-10-07; ວັນຈົດທະບຽນ/ອະນຸຍາດ 2022-10-04; ວັນໝົດອາຍຸ 2038-04-02. ປະເພດ/ຫ້ອງ: G11B 5/73、G11B 5/82. ນັກປະດິດ/ນັກອອກແບບ: OSAKABE, Kinobu. ສະຫຼຸບ: A non-magnetic substrate for a magnetic disk includes a substrate main body having two opposing main surfaces, and a metal film that is pro…. ຂໍ້ມູນເພື່ອອ້າງອີງເທົ່ານັ້ນ ບໍ່ແມ່ນຄຳແນະນຳທາງກົດໝາຍ ຫຼື ໃບຢັ້ງຢືນສິດ.
P/679
图样
基础信息
- 类型
- 专利
- 申请号
P/679- 状态
- 已注册
- 申请人
- HOYA CORPORATION
- 代理机构
- Tilleke & Gibbins Lao Co., Ltd
- 申请日期
- 2018-04-02
- 注册号
P/679- 公开/公告日
- 2022-10-07
- 注册/授权日
- 2022-10-04
- 届满日
- 2038-04-02
- 国际分类
- G11B 5/73 · G11B 5/82
- 商品 / 服务
- —
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摘要
A non-magnetic substrate for a magnetic disk includes a substrate main body having two opposing main surfaces, and a metal film that is provided on the main surfaces and is made of a material having a loss factor of 0.01 or more. The non. magnetic substrate has a thickness (T+D) of 0.700 mm or less, the thickness (T+D) being the sum of a thickness T of the substrate main body and a thickness D of the metal film, and a ratio D/T of the thickness D of the metal film to the thickness T of the substrate main body is 0.025 or more.