AS

Akira Sakamaki

YS Yukiwa Seiko: 22 patents #1 of 10Top 10%
NC Nippon Seiki Co.: 2 patents #60 of 311Top 20%
Overall (All Time): #154,878 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
9752920 Liquid-surface detection device Tetsuya Sato, Takayuki Yamaura, Shigeki Koide 2017-09-05
9539648 Chuck device Kazuo Sakamaki, Tadashi Taniguchi 2017-01-10
9016699 Chuck device Kazuo Sakamaki, Tadashi Taniguchi 2015-04-28
9016988 Tool holder Kazuo Sakamaki, Koichi Takizawa, Tomokazu SEKI 2015-04-28
7845428 Rotating tool Kazuo Sakamaki, Tadashi Taniguchi, Kazuki Aoyagi 2010-12-07
D593390 Drill chuck Kazuo Sakamaki, Tadashi Taniguchi 2009-06-02
7497444 Chuck device Kazuo Sakamaki, Tadashi Taniguchi 2009-03-03
7207573 Chuck assembly Kazuo Sakamaki, Chokichi Sato 2007-04-24
7178216 Keyless chuck and associated method Kazuo Sakamaki, Chokichi Sato, Tadashi Taniguchi 2007-02-20
6959931 Keyless chuck and associated method Kazuo Sakamaki, Chokichi Sato, Tadashi Taniguchi 2005-11-01
6902171 Chuck device Kazuo Sakamaki, Chokichi Sato, Tadashi Taniguchi 2005-06-07
6843485 Chuck device Kazuo Sakamaki, Chokichi Sato, Tadashi Taniguchi 2005-01-18
6824141 Chuck device Kazuo Sakamaki, Chokichi Sato, Tadashi Taniguchi 2004-11-30
6711950 Liquid level detector Takayuki Yamaura, Tomoyuki Tanaka 2004-03-30
6659474 Chuck device Kazuo Sakamaki, Chokichi Sato, Tadashi Taniguchi 2003-12-09
6651534 NC circular table and NC circular table apparatus Kazuo Sakamaki, Kiyohiro Kinefuchi 2003-11-25
6584515 NC controlling system with independent programs for appended equipment Kazuo Sakamaki, Kiyohiro Kinefuchi 2003-06-24
6264208 Chuck assembly Kazuo Sakamaki, Tetuo Seki, Hisashi Ikehara 2001-07-24
6217033 Chuck device Kazuo Sakamaki, Choukichi Sato 2001-04-17
D426840 Drill chuck 2000-06-20
D423527 Drill chuck 2000-04-25
D423528 Drill chuck 2000-04-25
6022029 Chuck assembly 2000-02-08
D409067 Drill chuck 1999-05-04
5615899 Chuck apparatus 1997-04-01