KH

Kazuhiko Hatakawa

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,218,677 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6457963 Resin-sealing apparatus Masato Tawara, Toshiyuki Ebara, Sadayuki Ito 2002-10-01
5383077 Tape cassette having tape guides made of polyethylene Shinya Sato 1995-01-17