KH

Kazuto Hirokawa

EB Ebara: 40 patents #36 of 1,611Top 3%
SH Shimadzu: 2 patents #805 of 2,007Top 45%
Overall (All Time): #79,350 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
11472001 Elastic membrane and substrate holding apparatus Cheng Cheng, Shingo Togashi, Makoto Fukushima 2022-10-18
8133380 Method for regenerating ion exchanger Takayuki Saito, Tsukuru Suzuki, Yuji Makita, Kaoru Yamada, Masayuki Kumekawa +5 more 2012-03-13
8002607 Polishing apparatus and polishing method Akira Fukuda, Yoshihiro Mochizuki 2011-08-23
7976358 Polishing apparatus and polishing method Akira Fukuda, Yoshihiro Mochizuki 2011-07-12
7967660 Polishing apparatus and polishing method Akira Fukuda, Yoshihiro Mochizuki 2011-06-28
7578920 Electrolytic processing method Ikutaro Noji, Hozumi Yasuda, Takeshi Iizumi, Itsuki Kobata 2009-08-25
7547242 Substrate polishing apparatus Yoichi Kobayashi, Shunsuke Nakai, Shinrou Ohta, Yasuo Tsukuda 2009-06-16
7507144 Substrate polishing apparatus Shunsuke Nakai, Shinrou Ohta, Yutaka Wada, Yoichi Kobayashi 2009-03-24
7476303 Electrolytic processing apparatus and electrolytic processing method Hozumi Yasuda, Ikutaro Noji, Takeshi Iizumi, Itsuki Kobata 2009-01-13
7427345 Method and device for regenerating ion exchanger, and electrolytic processing apparatus Takayuki Saito, Tsukuru Suzuki, Yuji Makita, Kaoru Yamada, Masayuki Kumekawa +5 more 2008-09-23
7361076 Method for estimating polishing profile or polishing amount, polishing method and polishing apparatus Kunihiko Sakurai, Tetsuji Togawa, Yoshihiro Mochizuki, Akira Fukuda, Hirokuni Hiyama +1 more 2008-04-22
7234999 Method for estimating polishing profile or polishing amount, polishing method and polishing apparatus Kunihiko Sakurai, Tetsuji Togawa, Yoshihiro Mochizuki, Akira Fukuda, Hirokuni Hiyama +1 more 2007-06-26
7214122 Substrate polishing apparatus Shunsuke Nakai, Shinrou Ohta, Yutaka Wada, Yoichi Kobayashi 2007-05-08
7150673 Method for estimating polishing profile or polishing amount, polishing method and polishing apparatus Kunihiko Sakurai, Tetsuji Togawa, Yoshihiro Mochizuki, Akira Fukuda, Hirokuni Hiyama +1 more 2006-12-19
7101257 Substrate polishing apparatus Yoichi Kobayashi, Shunsuke Nakai, Shinro Ohta, Yasuo Tsukuda 2006-09-05
6942548 Polishing method using an abrading plate Yutaka Wada, Hirokuni Hiyama, Hisanori Matsuo 2005-09-13
6899592 Polishing apparatus and dressing method for polishing tool Shunichiro Kojima, Akira Kodera 2005-05-31
6866565 Polishing tool and polishing apparatus Hiroshi Sakabe 2005-03-15
6712678 Polishing-product discharging device and polishing device Yutaka Wada, Hirokuni Hiyama, Hisanori Matsuo 2004-03-30
6672945 Polishing apparatus and dressing method Hisanori Matsuo, Hirokuni Hiyama, Yutaka Wada 2004-01-06
6626739 Polishing method and polishing apparatus Yutaka Wada, Hirokuni Hiyama, Hisanori Matsuo 2003-09-30
6595831 Method for polishing workpieces using fixed abrasives Hirokuni Hiyama, Yutaka Wada, Hisanori Matsuo, Noburu Shimizu 2003-07-22
6579148 Polishing apparatus Hirokuni Hiyama, Yutaka Wada, Hisanori Matsuo, Tetsuji Togawa 2003-06-17
6520845 Polishing apparatus Hirokuni Hiyama, Yutaka Wada, Hisanori Matsuo 2003-02-18
6458012 Polishing apparatus Hirokuni Hiyama, Yutaka Wada, Hisanori Matsuo, Tetsuji Togawa 2002-10-01