KY

Kenya Yokoi

Ricoh Company: 24 patents #864 of 9,818Top 9%
Overall (All Time): #175,190 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
7924676 Multilayer information recording medium, information recorder, and information reproducer Tetsuya Ogata 2011-04-12
7885155 Data readout method, data readout device, and optical disk Ryosuke Kasahara 2011-02-08
7848201 Information recording apparatus that can achieve uniform signal characteristics and overwriting characteristics over an entire surface of an optical disk medium 2010-12-07
7751294 Information recording method, information recording apparatus, optical disk, program and computer readable recording medium Kohji Takeuchi, Yukiko Katoh 2010-07-06
7512050 Information recording method, information recording device, and recording medium containing a program, with recording marks formed by emitting light Naruhiro Masui 2009-03-31
7426166 Information recording method and information recording apparatus that can achieve uniform signal characteristics and overwriting characteristics over an entire surface of an optical disk medium 2008-09-16
7420901 Information recording method, recording optical disc, and information recording/recording/reproducing apparatus 2008-09-02
7388821 Information recording device 2008-06-17
7313075 Optical information recording method and apparatus Naruhiro Masui 2007-12-25
7239602 Optical information recording medium with a partition wall between an information tracks groove and a preformat pit encoding information therefor Akihiko Shimizu 2007-07-03
7019273 Optical information recording employing improved recording power control scheme 2006-03-28
7006419 Information recording device 2006-02-28
6801240 Information recording with effective pulse control scheme Michiharu Abe, Michiaki Shinotsuka 2004-10-05
6781105 Optical information recording employing improved recording power control scheme 2004-08-24
6771577 Information recording apparatus and method 2004-08-03
6664526 Optical information recording employing improved recording power control scheme 2003-12-16
6600712 Optical information recording method and apparatus Naruhiro Masui 2003-07-29
6487149 Optical recording and reproducing methods for optical disk Akihiko Shimizu, Hiroshi Koide 2002-11-26
6459666 Information recording apparatus and method 2002-10-01
6426929 Information recording method Teruyasu Watabe 2002-07-30
5732062 Information recording apparatus, method and computer program product Ikuo Aoki 1998-03-24
5056896 Liquid crystal display device with dielectric anisotropy Haruo Iimura, Yasuyuki Takiguchi, Akihiko Kanemoto, Takamichi Enomoto 1991-10-15
4984873 Liquid crystal display device Yasuyuki Takiguchi, Akihiko Kanemoto, Haruo Iimura, Takamichi Enomoto, Sumio Kamoi 1991-01-15
4818074 Projection device for irradiating a light to a display device and optically magnifying and projecting a reflection light therefrom Takamichi Enomoto, Fuyuhiko Matsumoto, Wasaburo Ohta, Toru Miyabori, Akihiko Kanemoto +2 more 1989-04-04