YH

Yasuaki Hamada

SE Seiko Epson: 52 patents #186 of 7,774Top 3%
AT Advanced Material Technologies: 1 patents #8 of 16Top 50%
YC Youtec Co.: 1 patents #13 of 19Top 70%
Overall (All Time): #44,027 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
8851635 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element 2014-10-07
8721054 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element 2014-05-13
8714712 Piezoelectric element, liquid ejection head, and liquid ejection device 2014-05-06
8641174 Liquid ejection head, liquid ejection device 2014-02-04
8395302 Piezoelectric material and piezoelectric element Takeshi Kijima 2013-03-12
8102100 Piezoelectric material and piezoelectric element Takeshi Kijima 2012-01-24
8075795 Piezoelectrics, piezoelectric element, and piezoelectric actuator Akio Konishi, Takeshi Kijima 2011-12-13
7778060 Ferroelectric memory 2010-08-17
7713348 Precursor composition, method of manufacturing precursor composition, inkjet coating ink, method of manufacturing ferroelectric film, piezoelectric device, semiconductor device, piezoelectric actuator, inkjet recording head, and inkjet printer Takeshi Kijima, Setsuya Iwashita 2010-05-11
7710004 Insulating target material, method of manufacturing insulating target material, conductive complex oxide film, and device Koji Ohashi, Setsuya Iwashita, Takeshi Kijima 2010-05-04
7646073 Ferroelectric capacitor and ferroelectric memory 2010-01-12
7569400 Ferroelectric film, method of manufacturing ferroelectric film, ferroelectric capacitor, and ferroelectric memory Takeshi Kijima, Tomokazu Kobayashi, Hiromu Miyazawa 2009-08-04
7524451 Method of manufacturing an insulating target material Koji Ohashi, Setsuya Iwashita, Takeshi Kijima 2009-04-28
7504682 Polarization transfer device and control method therefor Masami Hashimoto, Takeshi Kijima, Akio Konishi, Tatsuya Shimoda 2009-03-17
7485182 Precursor composition, method for manufacturing precursor composition, method for manufacturing ferroelectric film, piezoelectric element, semiconductor device, piezoelectric actuator, ink jet recording head, and ink jet printer Takeshi Kijima, Mayumi Ueno 2009-02-03
7428162 Memory device including a plurality of capacitors Takeshi Kijima, Tatsuya Shimoda 2008-09-23
7371473 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor Takeshi Kijima, Eiji Natori, Koji Ohashi 2008-05-13
7368774 Capacitor and its manufacturing method, ferroelectric memory device, actuator, and liquid jetting head Takeshi Kijima 2008-05-06
7303828 Ferroelectric film, method of manufacturing the same, ferroelectric memory and piezoelectric device Takeshi Kijima, Hiromu Miyazawa, Eiji Natori 2007-12-04
7266007 Device structure of ferroelectric memory and nondestructive reading method Takeshi Kijima 2007-09-04
7262450 MFS type field effect transistor, its manufacturing method, ferroelectric memory and semiconductor device Takeshi Kijima 2007-08-28
7255941 Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor Takeshi Kijima, Eiji Natori, Koji Ohashi 2007-08-14
7214977 Ferroelectric thin film, method of manufacturing the same, ferroelectric memory device and ferroelectric piezoelectric device Takeshi Kijima, Eiji Natori 2007-05-08
7187025 Ferroelectric material, ferroelectric film and method of manufacturing the same, ferroelectric capacitor and method of manufacturing the same, ferroelectric memory, and piezoelectric device Takeshi Kijima, Junichi Karasawa, Koji Ohashi, Eiji Natori 2007-03-06
7142445 Ferroelectric memory device, method of driving the same, and driver circuit Takeshi Kijima, Eiji Natori 2006-11-28