HS

Hironobu Sayama

MC Mitsubishi Steel Mfg. Co.: 1 patents #1 of 1Top 100%
Overall (2021): #432,745 of 548,734Top 80%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10987779 Hollow spring and manufacturing method thereof — 2021-04-27