JA

Jumpei Aoyama

Ricoh Company: 28 patents #700 of 9,818Top 8%
Overall (All Time): #135,200 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
12338094 Image forming apparatus Manabu Nonaka, Hajime Nishida, Hideki Tobinaga, Junpei Kamichi, Satoshi Kuno +1 more 2025-06-24
11774659 Display device and image forming apparatus Satoshi Odanaka, Reo KOJIMA 2023-10-03
11667484 Image forming apparatus Manabu Nonaka, Hajime Nishida, Hideki Tobinaga, Junpei Kamichi, Satoshi Kuno +1 more 2023-06-06
11577519 Liquid discharge device, image forming apparatus incorporating the liquid discharge device, and method of supplying liquid Hiroaki Maeda 2023-02-14
11548748 Image forming apparatus 2023-01-10
11442390 Sheet conveying device, image reading device incorporating the sheet conveying device, image forming apparatus incorporating the sheet conveying device, and image forming system incorporating the sheet conveying device Yuuki Shiga, Hideto Higaki, Hirofumi Horita, Junpei Kamichi 2022-09-13
11267666 Drive transmitter, sheet feeding device incorporating the drive transmitter, and image forming apparatus incorporating the drive transmitter Hirofumi Horita 2022-03-08
10968061 Image forming apparatus Manabu Nonaka, Hajime Nishida, Hideki Tobinaga, Junpei Kamichi, Satoshi Kuno +1 more 2021-04-06
10865059 Sheet container, sheet conveying device incorporating the sheet container, and image forming apparatus incorporating the sheet conveying device Hirofumi Horita, Yuuki Shiga, Junpei Kamichi, Hideto Higaki, Fumihiro Tsunoda 2020-12-15
10486922 Sheet feeding device and image forming apparatus incorporating the sheet feeding device Hirofumi Horita 2019-11-26
10429786 Drive transmission device and image forming apparatus incorporating the drive transmission device Kenji Tomita, Junpei Kamichi, Hiroaki Nieda, Kimihiro Tanaka, Hideto Higaki +2 more 2019-10-01
10202250 Image forming apparatus Manabu Nonaka, Hajime Nishida, Hideki Tobinaga, Junpei Kamichi, Satoshi Kuno +1 more 2019-02-12
10167148 Image forming apparatus and dustproof cover Satoshi Kuno, Hajime Nishida, Hideki Tobinaga, Junpei Kamichi, Shun Kobayashi +1 more 2019-01-01
9869959 Image forming apparatus Hideki Tobinaga, Hajime Nishida, Junpei Kamichi, Satoshi Kuno, Shun Kobayashi +1 more 2018-01-16
9856099 Sheet feeder and image forming apparatus incorporating the sheet feeder Hajime Nishida, Manabu Nonaka, Junichi SUGITA, Kenji Ueda 2018-01-02
9625866 Image forming apparatus Hajime Nishida, Hideki Tobinaga, Junpei Kamichi, Satoshi Kuno, Shun Kobayashi +1 more 2017-04-18
9568879 Image forming apparatus Hideki Tobinaga, Hajime Nishida, Junpei Kamichi, Satoshi Kuno, Shun Kobayashi +1 more 2017-02-14
9487363 Sheet feeder and image forming apparatus incorporating same 2016-11-08
9448517 Image forming apparatus Hideki Tobinaga, Hajime Nishida, Satoshi Kuno, Junpei Kamichi, Shun Kobayashi 2016-09-20
9411294 Bypass feeder and door on an image forming apparatus 2016-08-09
9216867 Sheet feeder and image forming apparatus incorporating same 2015-12-22
9126781 Sheet feeder and image forming apparatus incorporating same 2015-09-08
9037073 Bypass feeder and door on an image forming apparatus 2015-05-19
8941849 Sheet positioning device, sheet holding receptacle incorporating same, and image forming apparatus incorporating same Rie Ohtsuka, Satoshi Araaki, Yosuke Eguchi 2015-01-27
8894063 Image forming apparatus and sheet positioning device using method of sheet positioning Satoshi Araaki, Yosuke Eguchi, Rie Ohtsuka 2014-11-25