Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
KK

Kazuto Kumagai

CL Central Glass Company, Limited: 2 patents #3 of 36Top 9%
Overall (2025): #111,121 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12325934 Single-crystal silicon carbide wafer, and single-crystal silicon carbide ingot Tomonori Umezaki 2025-06-10
12325935 Single-crystal silicon carbide wafer, single-crystal silicon carbide ingot, and method for producing single-crystal silicon carbide Tomonori Umezaki, Gaku Kono 2025-06-10