KN

Katsuhiro Nagasawa

HM Hitachi Via Mechanics: 10 patents #3 of 109Top 3%
Overall (All Time): #516,507 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8356961 Machining apparatus and machining method Norishige Kumagai, Tamio Otani, Jun Wakamatsu, Hiroyuki Kamata, Tomoaki Ozaki 2013-01-22
7959385 Printed circuit board machining apparatus Hirofumi Kado, Hiroyuki Kamata, Shintaro Takahashi 2011-06-14
7637702 Drilling method Takao Furukawa, Hiroshi Kawasaki, Toshiyuki Iwata, Takahiko Yamashita 2009-12-29
7507058 Tool positioning device and machining tool Takayuki Hashimoto, Shintarou Takahashi 2009-03-24
7488676 Manufacturing method of a multi-layered circuit board Yasuhiko Kanaya, Akira Irie, Toru Yuki 2009-02-10
7476065 Printed board drilling method and printed board machining apparatus Nobuhiko Suzuki 2009-01-13
7249485 Substrate processing apparatus Yuji Honda 2007-07-31
7130715 Machining method and machining apparatus Kazuo Watanabe, Takahiko Yamashita, Yasushi Ito 2006-10-31
6623219 Printed board processing machine Tamio Otani, Akira Irie 2003-09-23
6217265 Printed circuit board drilling machine and its maintenance method Atsushi Katayama, Kenta Kumagai, Norio Michigami 2001-04-17