YN

Yamada Nobuyuki

TO Toto: 1 patents #620 of 1,113Top 60%
Overall (All Time): #3,736,219 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5491388 Power regulator of discharge lamp and variable color illumination apparatus using the regulator Douke Takahiro, Tsuji Hidetoshi 1996-02-13