TO

Tatsuhiko Okada

Ricoh Company: 28 patents #700 of 9,818Top 8%
Overall (All Time): #138,333 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
10674041 Image capturing unit, color measuring device, image forming apparatus, color measuring system and color measurement method for capturing a reference chart and a subject Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Suguru Yokozawa, Mamoru Yorimoto +2 more 2020-06-02
10244147 Image capturing device and color measurement method for capturing a reference chart and a subject Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Suguru Yokozawa, Mamoru Yorimoto +2 more 2019-03-26
9944103 Image forming apparatus with improved visibility for a print test pattern Mamoru Yorimoto, Daisaku Horikawa, Yuichi Sakurada, Makoto Moriwaki 2018-04-17
9906688 Image capturing apparatus, color measuring device, image forming apparatus, and color measuring system for capturing a reference chart and a subject Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Suguru Yokozawa, Mamoru Yorimoto +2 more 2018-02-27
9527278 Image forming apparatus, image forming method, and computer-readable storage medium Yuichi Sakurada, Mamoru Yorimoto, Daisaku Horikawa, Makoto Moriwaki 2016-12-27
9516179 Image capturing unit, color measuring device, image forming apparatus, color measuring system and color measurement method capturing a subject outside of the image capturing unit Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Suguru Yokozawa, Mamoru Yorimoto +2 more 2016-12-06
9290028 Image forming apparatus, pattern position determining method, and image forming system Mamoru Yorimoto, Daisaku Horikawa, Makoto Moriwaki 2016-03-22
9286551 Image capturing device that images a region including a reference chart and a subject Suguru Yokozawa, Nobuyuki Satoh, Yasuyuki Suzuki, Masato Kobayashi, Yuichi Sakurada +6 more 2016-03-15
9221284 Image forming apparatus, method for forming test pattern, and computer program product Mamoru Yorimoto, Daisaku Horikawa, Yuichi Sakurada, Makoto Moriwaki 2015-12-29
9162451 Image forming apparatus, program, and image forming system Mamoru Yorimoto, Daisaku Horikawa, Makoto Moriwaki 2015-10-20
9118874 Image capturing device, color measuring device, color measuring system, image forming apparatus, and color measuring method Hiroshi Matsumoto, Nobuyuki Satoh, Yasuyuki Suzuki, Mamoru Yorimoto, Masato Kobayashi +4 more 2015-08-25
9070052 Image capturing unit, color measuring device, image forming device, color measuring system, and color measuring method Nobuyuki Satoh, Yasuyuki Suzuki, Mamoru Yorimoto, Masato Kobayashi, Yuichi Sakurada +4 more 2015-06-30
9039118 Method and apparatus for determining pattern position and image forming system including the same Daisaku Horikawa, Mamoru Yorimoto, Makoto Moriwaki 2015-05-26
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 Mamoru Yorimoto, Daisaku Horikawa, 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, Mamoru Yorimoto, Daisaku Horikawa, 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 Daisaku Horikawa, Mamoru Yorimoto, Makoto Moriwaki 2014-09-23
8836992 Image forming apparatus, method of adjusting image positional deviation, and computer program product Mamoru Yorimoto, Yuichi Sakurada, Daisaku Horikawa, 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
8678537 Feed control apparatus, recording apparatus, control method, and recording medium Arata Suzuki, Nobuyuki Satoh, Masato Kobayashi, Yuichi Sakurada, Daisaku Horikawa 2014-03-25
8581944 Image forming apparatus and method for detecting position deviation Nobuyuki Satoh, Masato Kobayashi, Norikazu Taki, Daisuke Sawada, Daisaku Horikawa 2013-11-12
8534789 Recording apparatus and control method therefor Yuichi Sakurada, Nobuyuki Satoh, Masato Kobayashi, Arata Suzuki, Daisaku Horikawa 2013-09-17
8496312 Recording apparatus and control method therefor Yuichi Sakurada, Nobuyuki Satoh, Masato Kobayashi, Arata Suzuki, Daisaku Horikawa +2 more 2013-07-30