YH

Yoshiro Hirai

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
RG Rakuten Group: 1 patents #217 of 553Top 40%
Overall (All Time): #1,919,641 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10793935 Carbon-containing steel material and method for producing same Haruko Yamazaki 2020-10-06
9503531 Region identification server, region identification method, region identification program, and computer readable recording medium storing the program Takayuki Oura, Shinsuke Nakano 2016-11-22