MH

Masao Haruta

OC Osaka Gas Co.: 2 patents #129 of 689Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #1,306,967 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4610162 Fluidic flowmeter Makoto Okabayashi 1986-09-09
4602302 Automatic reversing mechanism for cassette tape recording and reproducing apparatus 1986-07-22
4405962 Cassette loading and unloading apparatus 1983-09-20
4246773 Combustion property of gas measuring apparatus 1981-01-27