TK

Takao Kumagai

SO Sony: 2 patents #50 of 577Top 9%
Overall (1989): #15,000 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4870517 Magnetic tape cassette loading mechanism in recording and/or reproducing apparatus Masanori Maehara, Shuji Yoshida, Manabu Tsuyama 1989-09-26
4796115 Tape loading device for a cassette type tape recording and/or reproducing apparatus Eiji Ohshima, Hiromitsu Baba 1989-01-03