KN

Kazuo Niizaka

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #1,513,255 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9511545 Method of manufacturing structural object Takeshi Matsui, Nobuhiro Kihara, Junichi Kuzusako, Tatsuya Minakawa 2016-12-06
5764458 Disk cartridge and a method of manufacturing same Takatsugu Funawatari, Hiroyuki Ishikawa, Hiroyuki Abe 1998-06-09
5691868 Disk cartridge with shutter and slider, and method of connecting them Takatsugu Funawatari, Hiroyuki Ishikawa, Hiroyuki Abe 1997-11-25