TO

Takehisa Ohkawa

TA Tdk Electronics Ag: 7 patents #24 of 503Top 5%
Overall (All Time): #769,629 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4579780 Magnetic recording medium Kuniichi Shinomiya, Masahiro Takizawa 1986-04-01
4436786 Magnetic recording medium Kuniichi Yoda 1984-03-13
4416947 Magnetic recording medium Kuniichi Yoda 1983-11-22
4416948 Magnetic recording medium Kuniichi Yoda 1983-11-22
4409300 Magnetic recording medium Kuniichi Yoda 1983-10-11
4400435 Magnetic recording medium Kuniichi Yoda, Hitoshi Azegami 1983-08-23
4352859 Magnetic recording medium Kuniichi Yoda, Hitoshi Azegami 1982-10-05