DH

Daisaku Horikawa

Ricoh Company: 43 patents #311 of 9,818Top 4%
Overall (All Time): #70,670 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
9039119 Method of detecting a pattern position in an image forming apparatus which reads a test pattern formed onto a recording medium to adjust an ejection timing of liquid droplets, image forming apparatus and image forming system Tatsuhiko Okada, Mamoru Yorimoto, Makoto Moriwaki 2015-05-26
9039118 Method and apparatus for determining pattern position and image forming system including the same Tatsuhiko Okada, Mamoru Yorimoto, Makoto Moriwaki 2015-05-26
8982408 Color image capturing, measuring, and formation using capture unit with specular reflection preventing member Yasuyuki Suzuki, Nobuyuki Satoh, Mamoru Yorimoto, Suguru Yokozawa, Masato Kobayashi +4 more 2015-03-17
8960835 Image forming apparatus, pattern position determining method, and image forming system Atsushi Yamazaki, Tatsuhiko Okada, Mamoru Yorimoto, Makoto Moriwaki 2015-02-24
8947731 Imaging unit, color measuring device, image forming apparatus, color measuring system, and color measuring method Yasuyuki Suzuki, Nobuyuki Satoh, Mamoru Yorimoto, Suguru Yokozawa, Yuichi Sakurada +6 more 2015-02-03
8947724 Image capturing unit, color measuring device, image forming device, color measuring system, and color measuring method Suguru Yokozawa, Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Yuichi Sakurada +6 more 2015-02-03
8840221 Image forming apparatus, pattern position determining method, and image forming system Mamoru Yorimoto, Tatsuhiko Okada, Makoto Moriwaki 2014-09-23
8836992 Image forming apparatus, method of adjusting image positional deviation, and computer program product Mamoru Yorimoto, Tatsuhiko Okada, Yuichi Sakurada, Makoto Moriwaki 2014-09-16
8817329 Color measuring device, image forming apparatus, color measuring method, and color measuring system Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Yuichi Sakurada, Suguru Yokozawa +3 more 2014-08-26
8678540 Image capturing device and recording apparatus Nobuyuki Satoh, Masato Kobayashi, Norikazu Taki 2014-03-25
8678537 Feed control apparatus, recording apparatus, control method, and recording medium Arata Suzuki, Nobuyuki Satoh, Masato Kobayashi, Yuichi Sakurada, Tatsuhiko Okada 2014-03-25
8581944 Image forming apparatus and method for detecting position deviation Tatsuhiko Okada, Nobuyuki Satoh, Masato Kobayashi, Norikazu Taki, Daisuke Sawada 2013-11-12
8534789 Recording apparatus and control method therefor Yuichi Sakurada, Nobuyuki Satoh, Masato Kobayashi, Arata Suzuki, Tatsuhiko Okada 2013-09-17
8496312 Recording apparatus and control method therefor Yuichi Sakurada, Nobuyuki Satoh, Masato Kobayashi, Arata Suzuki, Tatsuhiko Okada +2 more 2013-07-30
8465146 Roll paper conveying apparatus, inkjet printer, and roll paper conveying method Nobuyuki Satoh, Jun Yamane, Masato Kobayashi, Norikazu Taki, Tatsuhiko Okada +1 more 2013-06-18
8453828 Conveying apparatus, image forming apparatus including conveying apparatus, and conveying method Nobuyuki Satoh, Masato Kobayashi, Yuichi Sakurada, Arata Suzuki, Tatsuhiko Okada 2013-06-04
8287076 Conveying distance control device, recording apparatus, conveying distance control method, and storage medium Masato Kobayashi, Nobuyuki Satoh, Norikazu Taki, Tatsuhiko Okada, Daisuke Sawada 2012-10-16
7631866 Sheet processing apparatus, sheet aligner, and sheet aligning method Satoshi Otomo, Hideaki Hosoi 2009-12-15