DN

Daisuke Nikaku

Ricoh Company: 13 patents #1,714 of 9,818Top 20%
Overall (All Time): #373,019 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11750753 Image reading device, image forming apparatus, and image reading method Hideki Hashimoto, Yutaka OHMIYA 2023-09-05
11477342 Reading device, image forming apparatus, and method detecting and correcting reading-depth change based by reading image in first and second wavelength range Hideki Hashimoto, Masamoto Nakazawa, Yutaka OHMIYA 2022-10-18
11381702 Image reading device, image reading method, and computer-readable medium Tatsuya Ishii, Hideki Hashimoto, Yutaka OHMIYA, Takayuki Kawamoto 2022-07-05
11360422 Position detector, image forming apparatus, position detecting method, and non-transitory recording medium storing position detecting program code Masamoto Nakazawa, Ryohma Ikemoto, Osamu Inage, Tatsuya Ishii, Satoshi Iwanami +4 more 2022-06-14
11223768 Position detection device, image forming apparatus, and position detection method Yutaka OHMIYA, Hideki Hashimoto 2022-01-11
10931845 Reading device, image forming apparatus, correction value calculating method, and storage medium storing program code Tatsuya Ishii, Satoshi Iwanami, Masamoto Nakazawa, Osamu Inage, Shinichiroh Wada +1 more 2021-02-23
10771646 Reading device, image forming apparatus, reference pattern reading method, and storage medium storing program code Tatsuya Ishii, Yoshiko Niki, Satoshi Iwanami, Osamu Inage, Shinichiroh Wada +2 more 2020-09-08
10757280 Image reader, image forming apparatus, and image density correcting method Osamu Inage, Masamoto Nakazawa, Ryohma Ikemoto, Hideki Hashimoto, Shinichiroh Wada 2020-08-25
10735625 Information detecting device to perform a color conversion operation on image read by a reading sensor Masamoto Nakazawa, Hideki Hashimoto 2020-08-04
10674027 Position detecting device, image forming apparatus, and method Masamoto Nakazawa, Ryohma Ikemoto 2020-06-02
10616429 Position detecting device, image forming apparatus, and position detecting method Ryohma Ikemoto, Masamoto Nakazawa 2020-04-07
9100510 Image reading apparatus and image forming apparatus 2015-08-04
8970861 Document reading method and apparatus which positions a read unit according to whether a cover is open or closed 2015-03-03