YT

Yoshinobu Takeyama

Ricoh Company: 29 patents #656 of 9,818Top 7%
Overall (All Time): #130,981 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
11036203 Fabrication system, fabrication estimation system, information processing apparatus, fabricating apparatus, fabricating method, and recording medium Wataru Sugawara, Hiroshi Maeda, Tsukasa Matsuoka, Yoichi Ito, Shingo Nagatsuka 2021-06-15
9110425 Sheet binding device and image forming apparatus incorporating same Tetsuo Watanabe, Koichi Kudo, Takashi Hashimoto, Fumihito Masubuchi, Natsumi Matsue 2015-08-18
8570555 Image forming apparatus with an identification control unit having an identification signal line, a data line, and a period signal line 2013-10-29
8190038 Image formation apparatus capable of reducing the number of output signal lines 2012-05-29
8102550 Image-forming apparatus utilizing reduced signal lines 2012-01-24
7725045 Image forming apparatus to reduce a number of signal lines 2010-05-25
7656420 Controlling timing for starting image formation Shingo Suzuki, Nobuyuki Yanagawa 2010-02-02
7583281 Image forming apparatus Nobuyuki Yanagawa 2009-09-01
7515857 Image forming apparatus 2009-04-07
7502584 Image forming apparatus sensing displacement of an intermediate image transfer body 2009-03-10
7499066 Image forming apparatus with improved capability of image superposition Nobuyuki Yanagawa 2009-03-03
7450138 Controlling timing for starting image formation Shingo Suzuki, Nobuyuki Yanagawa 2008-11-11
7247840 Image forming apparatus, and method of correcting timing for generating laser beams Nobuyuki Yanagawa 2007-07-24
6919911 Image forming apparatus Nobuyuki Yanagawa 2005-07-19
6891554 Method and device for writing control and image forming device Nobuyuki Yanagawa, Nekka Matsuura 2005-05-10
6292641 Image forming apparatus selectively operating one of a plurality of developing units and a method for controlling a switching operation for the developing units Masanori Saitoh, Hideaki Kibune, Nobuyuki Yanagawa 2001-09-18
6263178 Method of applying a bias voltage for image development and method of switching the bias voltage in an image forming apparatus Nobuyuki Yanagawa 2001-07-17
6256461 Image forming apparatus with an intermediate transfer body including reference markers for controlling the same Nobuyuki Yanagawa, Masanori Saito, Hideaki Kibune, Tomoyoshi Takeuchi, Masatoshi Tanaka +1 more 2001-07-03
6222566 Image formation apparatus and method thereof Nobuyuki Yanagawa 2001-04-24
6157797 Image forming apparatus with integrated rotatable image carrier and writing device and method of assembling the same Masanori Saito, Nobuyuki Yanagawa, Hideaki Kibune 2000-12-05
5294944 Color image forming apparatus having means for properly superimposing image colors on each other Nobuaki Kubo, Susumu Imakawa, Norio Michiie 1994-03-15
5258780 Beam recorder forming low density dots Hidetoshi Ema, Hitoshi Hattori, Masaaki Ishida, Susumu Imakawa 1993-11-02
5122678 Image clock signal generating system with initial phase matching means in phase-locked loop 1992-06-16
5095315 Multipoint synchronization optical writing apparatus 1992-03-10
5059987 Synchronizing signal generating system Susumu Imakawa 1991-10-22