INTERNATIONAL PATENT: CENTRAL GLASS COMPANY, LIMITED, セントラル硝子株式会社 FILES APPLICATION FOR "N-TYPE 4H-SIC SINGLE CRYSTAL INGOT, N-TYPE 4H-SIC SINGLE CRYSTAL WAFER, METHOD FOR PRODUCING N-TYPE 4H-SIC SINGLE CRYSTAL INGOT AND METHOD FOR PRODUCING N-TYPE 4H-SIC SINGLE CRYSTAL WAFER"

GENEVA, Feb. 3 -- CENTRAL GLASS COMPANY, LIMITED (5253, Oaza Okiube, Ube-shi, Yamaguchi7550001), セントラル硝子株式会社 (山口県宇部市大字沖宇部５２５３番地) filed a patent application (PCT/JP2025/025873) for "n-TYPE 4H-SiC SINGLE CRYSTAL INGOT, n-TYPE 4H-SiC SINGLE CRYSTAL WAFER, METHOD FOR PRODUCING n-TYPE 4H-SiC SINGLE CRYSTAL INGOT, AND METHOD FOR PRODUCING n-TYPE 4H-SiC SINGLE CRYSTAL WAFER" on Jul 22, 2025. With publication no. WO/2026/023599, the details related to the patent application was published on Jan 29, 2026.

Notably, the patent application was submitted under...