YA

Yoshikazu Akiyama

Ricoh Company: 30 patents #620 of 9,818Top 7%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #118,943 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
9950524 PZT-film laminated structure, liquid discharge head, liquid discharge device, liquid discharge apparatus, and method of making PZT-film laminated structure Masaru Shinkai, Satoshi Mizukami 2018-04-24
9834853 PZT precursor solution, method for producing PZT precursor solution, method for producing PZT film, method for producing electromechanical transducer element, and method for producing liquid discharge head Akira Shimofuku, Keiji Ueda 2017-12-05
9595660 Method of manufacturing electromechanical transducer, electromechanical transducer, droplet discharge head, droplet discharge apparatus, and image forming apparatus Naoya Kondo, Satoshi Mizukami 2017-03-14
9583270 Complex oxide, thin-film capacitive element, liquid droplet discharge head, and method of producing complex oxide Xianfeng Chen 2017-02-28
9401471 Electromechanical transducing device and manufacturing method thereof, and liquid droplet discharging head and liquid droplet discharging apparatus Satoshi Mizukami, Masaru Shinkai, Osamu Machida 2016-07-26
8960866 Electromechanical transducer element, liquid discharge head, liquid discharge device, and image forming apparatus Osamu Machida, Ryo Tashiro, Akira Shimofuku, Eiichi Ohta, Kenichi Ogata 2015-02-24
8919926 Inkjet head and inkjet plotter Satoshi Mizukami, Masaki Kato, Takahiko Kuroda, Kanshi Abe 2014-12-30
8833921 Thin-film forming apparatus, thin-film forming method, piezoelectric-element forming method, droplet discharging head, and ink-jet recording apparatus Takakazu Kihira, Osamu Machida, Masahiro Yagi, Ryoh Tashiro 2014-09-16
8733906 Electromechanical conversion element, liquid drop ejection head, liquid drop ejection device, and image forming apparatus Satoshi Mizukami, Masaru Shinkai, Masahiro Ishimori 2014-05-27
8727505 Electromechanical transducer element, droplet discharge head, and droplet discharge device Satoshi Mizukami, Masaru Shinkai, Keiji Ueda, Kanshi Abe, Takakazu Kihira +1 more 2014-05-20
8690297 Sol-gel liquid, electromechanical conversion element, liquid discharge head and inkjet recorder Keiji Ueda, Osamu Machida, Akira Shimofuku, Takakazu Kihira 2014-04-08
8646180 Method for producing electromechanical transducer, electromechanical transducer produced by the method, liquid-droplet jetting head, and liquid-droplet jetting apparatus Takakazu Kihira, Keiji Ueda, Akira Shimofuku, Osamu Machida 2014-02-11
8602530 Ink-jet head and ink-jet recording apparatus Satoshi Mizukami, Masaki Kato, Takahiko Kuroda, Kanshi Abe 2013-12-10
8454133 Inkjet head, inkjet recording apparatus, liquid droplet ejecting apparatus, and image forming apparatus Satoshi Mizukami, Masaki Kato, Takahiko Kuroda, Kanshi Abe 2013-06-04
8425026 Electromechanical transducer film and method for manufacturing electromechanical transducer film Osamu Machida, Keiji Ueda, Akira Shimofuku 2013-04-23
8071432 Organic transistor active substrate, manufacturing method thereof, and electrophoretic display Takumi Yamaga, Takanori Tano, Hidenori Tomono, Akishige Murakami, Hitoshi Arita +1 more 2011-12-06
7999253 Organic transistor and active matrix display Takumi Yamaga, Ikue Kawashima 2011-08-16
7816672 Wiring pattern, electronic device, organic semiconductor device, layered wiring pattern, and layered wiring substrate using the wiring pattern Hidenori Tomono, Ikue Kawashima, Koei Suzuki 2010-10-19
7765686 Multilayer wiring structure and method of manufacturing the same Akishige Murakami, Ikue Kawashima 2010-08-03
7550554 Aryl amine polymer, thin film transistor using the new aryl amine polymer, and method of manufacturing the thin film transistor Toshiya Sagisaka, Masaomi Sasaki, Masafumi Torii, Shinichi Kawamura, Takashi Okada +4 more 2009-06-23
7422964 Manufacturing method of the active matrix substrate, and an electro-optical apparatus having the active matrix substrate 2008-09-09
7420204 Organic transistor Hiroyuki Iechi, Hiroshi Kondoh, Takanori Tano 2008-09-02
7316964 Active matrix substrate, a manufacturing method of the active matrix substrate 2008-01-08
7166689 Aryl amine polymer, thin film transistor using the aryl amine polymer, and method of manufacturing the thin film transistor Toshiya Sagisaka, Masaomi Sasaki, Masafumi Torii, Shinichi Kawamura, Takashi Okada +4 more 2007-01-23
7126153 Organic transistor Hiroyuki Iechi, Hiroshi Kondoh, Takanori Tano 2006-10-24