MM

Masami Murai

SE Seiko Epson: 50 patents #205 of 7,774Top 3%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
Overall (All Time): #46,305 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 1–25 of 55 patents

Patent #TitleCo-InventorsDate
8167481 Timepiece wheel train and timepiece Masao Takeuchi, Shigeaki Seki, Tomokazu Yoshida 2012-05-01
7708389 Liquid ejection head 2010-05-04
7562451 Method of manufacturing actuator device for ink jet head Maki Ito, Xin Li, Toshinao Shinbo 2009-07-21
7514854 Piezoelectric element, liquid-jet head using piezoelectric element and liquid-jet apparatus Xin Li, Koji Sumi, Tsutomu Nishiwaki 2009-04-07
7479728 Piezoelectric element, method of manufacturing the same, liquid-jet head, method of manufacturing the same, and liquid-jet apparatus Xin Li 2009-01-20
7475461 Method and manufacturing a piezoelectric thin film element 2009-01-13
7411339 Manufacturing method of actuator device and liquid jet apparatus provided with actuator device formed by manufacturing method of the same Li Xin-Shan, Hironobu Kazama, Koji Sumi, Maki Ito, Toshiaki Yokouchi 2008-08-12
7357490 Actuator device, liquid jet head and liquid jet apparatus Maki Ito, Xin Li 2008-04-15
7328490 Method for manufacturing a liquid jetting head Xin Li 2008-02-12
7320163 Method of manufacturing an actuator device Li Xin-Shan, Toshinao Shinbo, Maki Ito 2008-01-22
7291520 Piezoelectric element and liquid jet head using the piezoelectric element 2007-11-06
7279823 Piezoelectric actuator and liquid jet head Takamitsu Higuchi, Setsuya Iwashita, Koji Sumi 2007-10-09
7268472 Piezoelectric device, liquid jetting head, ferroelectric device, electronic device and methods for manufacturing these devices Takamitsu Higuchi, Setsuya Iwashita, Hiromu Miyazawa, Koji Sumi, Maki Ito +1 more 2007-09-11
7254877 Method for the manufacture of a piezoelectric element 2007-08-14
7252354 Liquid ejecting head drive method and liquid ejection device Maki Ito, Shiro Yazaki 2007-08-07
7226151 Piezoelectric element, liquid ejection head and process for manufacturing them 2007-06-05
7156500 Liquid-jet head, method for manufacturing the liquid-jet head, and liquid-jet apparatus Miyuki Muramoto, Takeshi Yasoshima 2007-01-02
7089636 Method of manufacturing a piezoelectric thin film element 2006-08-15
7089451 Computer management system Ichiro Ote, Hiroshi Furukawa, Hiroaki Washimi, Yuichi Kobayashi, Shigeru Sakurai +3 more 2006-08-08
7083269 Piezoelectric element, liquid jetting head, and method for manufacturing thereof 2006-08-01
7065847 Method for the manufacture of a piezoelectric element 2006-06-27
6987349 Piezoelectric thin film element, manufacturing method thereof, and liquid ejecting head and liquid ejecting apparatus employing same 2006-01-17
6955927 Method for manufacturing ferroelectric thin film device, ink jet recording head and ink jet printer 2005-10-18
6925712 Method of fabricating a liquid-jet head 2005-08-09
6883901 Piezoelectric element, liquid jetting head, and method for manufacturing thereof Xin Li 2005-04-26