ປະ​ເພດ​ຄຳ​ຮ້ອງ
Patent - Foreign
ປະ​ເພດ​ຄຳ​ຮ້ອງຍ່ອຍ
Patent - PCT National Phase
(10) ເລກທີ ແລະ ວັນທີການຈົດທະບຽນ
ສະຖານະ
Filed
(180) ມື້​ໝົດ​ອາຍຸ
(20) ​ເລກທີ ​ແລະ ມື້ ຍື່ນ​ຄຳ​ຮ້ອງ
LA P/720 20.12.2018
(40) ​ເລກທີ ​ແລະ ວັນ​ທີ​ເຜີຍ​ແຜ່
(86) ເລກທີ ແລະ ວັນທີ ເອກະສານ PCT
(87) and Date ເລກທີ ແລະ ວັນທີ່ ເຜີຍແຜ່ PCT
(85) ວັນ​ທີເອກະສານ​ເຂົ້າ
(30) ລາຍລະອຽດບຸລິມະສິດ
JP 2017 -251419
27.12.2017
(51) ການຈັດ​ໝວດ​ໝູ່ IPC
(71/73) ຜູ້​ຍື່ນ​ຄຳ​ຮ້ອງ
(72) ຜູ້​ປະດິດສ້າງ
(LA) Kashio NAKAYAMA : c/o 6-10-1 Nishi-Shinjuku, Shinjuku-ku' Tokyo 16083,17 JAPAN
(74) ຊຶ່ບໍລິສັດຕົວແທນ
(LA) Tilleke & Gibbins Lao Co.,Ltd : Road, Village, District, Vientiane Capital Lao PDR
(54) ຫົວຂໍ້
(LA) DISK-SHAPED GLASS SUBSTRATE MANUFACTURING METHOD, SHEET GLASS SUBSTRATE MANUFACTURING METHOD, LIGHT GUIDE PLATE MANUFACTURING METHOD, AND DISK-SHAPED GLASS SUBSTRATE
(57) ບົດສັງເຂບ
(LA)

A method for manufacturing a disk-shaped glassNsu bstrate is a method for manufacturing a disk-shaped glass substrate for cutting out one or more thin glass substrates. The method for manufacturing a disk-shaped glass substrate includes preparing a disk-shaped glass blank, which is a glass blank having two circular main surfaces (step 51), chamfering an outer edge portionof each of the two main surfaces of the disk-shaped glass blank (stepS2), grinding the two main surfaces of the chamfered disk-shaped glass blank, using a double-side grinding apparatus (step 53), and polishing the two main surfaces of the ground disk-shaped glass blank, using a double-side Bpolishing apparatus(step54).

(58) ການ​ຮຽກຮ້ອງ
ປະເພດຂອງເອກະສານ ວັນທີ ການດໍາເນີນການ
ຊື່ຂອງລາຍການວັນ​ທີສະຖານະ
Filing20.12.2018Filed
PCT National Phase Entry09.06.2020PCT National Phase