MN

Mitsuo Nagaoka

GJ Gradco Japan: 1 patents #22 of 46Top 50%
Overall (All Time): #1,970,837 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9538269 Speaker device 2017-01-03
5390597 Offset press Takao Hashimoto, Hiroshi Sato, Koichi Kamoi, Mamoru Mizuno 1995-02-21