HF

Hirotake Fujii

Ngk Spark Plug Co.: 1 patents #13 of 73Top 20%
Overall (2023): #425,685 of 537,848Top 80%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11658082 Wiring substrate and method of manufacturing the same Yutaka Kachi 2023-05-23