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

Kouji Kai

KG Koyo Giken: 1 patents #1 of 4Top 25%
Overall (2025): #314,047 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12417873 Welding transformer Kazuki Houzan, Tuyosi Shinozaki, Mitoshi KAI 2025-09-16