MS

Masaru Shinkai

Ricoh Company: 39 patents #374 of 9,818Top 4%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
📍 Yokohama, JP: #197 of 480 inventorsTop 45%
Overall (All Time): #73,623 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
9969161 Electromechanical transducer element, liquid discharge head, liquid discharge device, and liquid discharge apparatus Satoshi Mizukami, Toshiaki Masuda 2018-05-15
9950524 PZT-film laminated structure, liquid discharge head, liquid discharge device, liquid discharge apparatus, and method of making PZT-film laminated structure Yoshikazu Akiyama, Satoshi Mizukami 2018-04-24
9586401 Piezoelectric thin film element, inkjet recording head, and inkjet image-forming apparatus Masahiro Ishimori, Toshiaki Masuda 2017-03-07
9401471 Electromechanical transducing device and manufacturing method thereof, and liquid droplet discharging head and liquid droplet discharging apparatus Satoshi Mizukami, Yoshikazu Akiyama, Osamu Machida 2016-07-26
9196821 Electromechanical transducer, droplet ejection head, and method for manufacturing electromechanical transducer Tsutoh Aoyama, Masahiro Ishimori, Keiji Ueda, Kanshi Abe, Manabu Nishimura +1 more 2015-11-24
8960867 Electromechanical conversion element, manufacturing method thereof, piezoelectric type actuator, liquid droplet jetting head, and inkjet recording apparatus Masahiro Ishimori, Satoshi Mizukami, Takahiko Kuroda 2015-02-24
8926069 Piezoelectric thin film element and method of manufacturing the same, droplet discharge head and inkjet recording device using the piezoelectric thin film element Masahiro Ishimori, Satoshi Mizukami 2015-01-06
8733906 Electromechanical conversion element, liquid drop ejection head, liquid drop ejection device, and image forming apparatus Satoshi Mizukami, Masahiro Ishimori, Yoshikazu Akiyama 2014-05-27
8727505 Electromechanical transducer element, droplet discharge head, and droplet discharge device Satoshi Mizukami, Yoshikazu Akiyama, Keiji Ueda, Kanshi Abe, Takakazu Kihira +1 more 2014-05-20
8449965 Multilayer optical recording medium and optical recording method Hiroyoshi Sekiguchi, Michiaki Shinotsuka, Eiko Hibino 2013-05-28
8084113 Multi-layered phase-change optical recording medium Hiroyoshi Sekiguchi, Michiaki Shinotsuka, Masaki Kato 2011-12-27
8034426 Two-layered optical recording medium Michiaki Shinotsuka, Hiroyoshi Sekiguchi, Masaki Kato 2011-10-11
8000198 Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium Michiaki Shinotsuka, Hiroyoshi Sekiguchi, Eiko Hibino, Masaki Kato, Katsuyuki Yamada +1 more 2011-08-16
7920454 Optical recording medium, and method and apparatus for optical recording and reproducing thereof Hiroyuki Iwasa, Michiaki Shinotsuka 2011-04-05
7894315 Optical disk, recording method, recording medium, and optical disk unit, for recording information on multilayer optical disk Masaki Kato, Katsuyuki Yamada, Kazunori Ito, Michiaki Shinotsuka, Eiko Hibino +1 more 2011-02-22
7848196 Power determining method, single-sided multilayer optical disk, recording method, computer program product, computer-readable medium, and optical disk apparatus Hiroyoshi Sekiguchi, Michiaki Shinotsuka, Eiko Hibino, Masaki Kato, Katsuyuki Yamada 2010-12-07
7773478 Optical recording medium, multi-layered optical recording medium, and optical recording method and recording apparatus using the same Eiko Hibino, Hiroshi Miura, Kazunori Ito, Makoto Harigaya, Hiroyoshi Sekiguchi +3 more 2010-08-10
7767284 Optical recording medium, and, method for manufacturing the same, and method and apparatus for optical recording and reproducing thereof Michiaki Shinotsuka, Hiroyuki Iwasa, Tatsuo Mikami, Yuki Nakamura, Tohru Yashiro 2010-08-03
7613091 Method for identifying double-layer disc and optical disc apparatus Michiaki Shinotsuka, Hiroyuki Iwasa 2009-11-03
7601481 Multilayer phase-change information recording medium, and method for recording and reproducing using the same Michiaki Shinotsuka, Hiroyuki Iwasa 2009-10-13
7491436 Optical information recording medium Michiaki Shinotsuka, Hiroyuki Iwasa 2009-02-17
7464390 Optical information recording medium, and recording and reproducing apparatus of the same Michiaki Shinotsuka, Hiroyuki Iwasa 2008-12-09
7438965 Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatus Hiroko Ohkura, Kazunori Ito, Hiroshi Deguchi, Masaki Kato, Mikiko Abe +2 more 2008-10-21
7439007 Phase change information recording medium having multiple layers and recording and playback method for the medium Hiroyuki Iwasa, Michiaki Shinotsuka 2008-10-21
7384678 Optical recording medium and process for producing the same, sputtering target, using process of optical recording medium, and optical recording apparatus Hiroshi Miura, Kazunori Ito, Makoto Harigaya, Eiko Hibino, Hiroko Ohkura 2008-06-10