KS

Keisuke Sugiyama

Ricoh Company: 59 patents #144 of 9,818Top 2%
Overall (All Time): #39,909 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 1–25 of 59 patents

Patent #TitleCo-InventorsDate
12264028 Sheet stacker, sheet laminator, image forming apparatus, and image forming system Sho ASANO, Tomohiro Furuhashi, Wataru Takahashi, Ruki Midorikawa, Shinya MONMA 2025-04-01
12248261 Thermal fixer, sheet laminator incorporating the thermal fixer, and image forming system incorporating the sheet laminator Yuichiro Kato, Kazuki SHIMODATE, Shota YOSHIDA, Takaya Ochiai, Naoki Takai +1 more 2025-03-11
12158719 Sheet laminator and image forming system incorporating the sheet laminator Naoki Takai, Yuichiro Kato, Kazuki SHIMODATE, Shota YOSHIDA, Takaya Ochiai +1 more 2024-12-03
12072658 Sheet laminator and image forming system incorporating the sheet laminator Shota YOSHIDA, Yuichiro Kato, Kazuki SHIMODATE, Takaya Ochiai, Naoki Takai +1 more 2024-08-27
11926133 Sheet laminator, image forming apparatus, and image forming system Shinya MONMA, Tomohiro Furuhashi, Wataru Takahashi, Ruki Midorikawa, Sho ASANO 2024-03-12
11886143 Sheet laminator, image forming apparatus, and sheet laminating method Tomohiro Furuhashi, Wataru Takahashi, Ruki Midorikawa, Shinya MONMA, Sho ASANO 2024-01-30
11530107 Sheet processing apparatus and image forming system incorporating the sheet processing apparatus Tomohiro Furuhashi 2022-12-20
11442391 Drive control device, driving device, sheet conveying device, and image forming apparatus Hidehiko Fujiwara, Jun Yamada, Takashi Saito, Ikuhisa Okamoto 2022-09-13
11117763 Sheet processing apparatus and image forming system incorporating the sheet processing apparatus 2021-09-14
10807372 Liquid droplet discharging unit, liquid droplet forming device, and stirring device Takeshi Akai, Hiroshi Fujie, Daisuke Takagi, Hiroki Somada, Manabu Yamanaka 2020-10-20
10023423 Sheet processing apparatus, image forming system, and method of additionally folding sheet bundle Kiyoshi Hata, Atsushi Kikuchi, Tomomichi Hoshino, Makoto Hidaka, Shohichi Satoh +2 more 2018-07-17
9950886 Sheet conveying device, image reading device incorporating the sheet conveying device, and image forming apparatus incorporating the sheet conveying device Takehisa Shimazu, Takeshi Akai, Takaya Ochiai 2018-04-24
9624061 Sheet processing device, image forming system, and computer-readable storage medium Shingo Matsushita, Kiyoshi Hata, Takashi Saito, Akihiro Musha, Ikuhisa Okamoto +8 more 2017-04-18
9604814 Sheet processing apparatus and image forming system Tomohiro Furuhashi, Masahiro Tamura, Shuuya Nagasako, Kazuya Yamamoto, Kyosuke Nakada +8 more 2017-03-28
9561927 Sheet discharging device, image forming system, and sheet discharging method Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Kyosuke Nakada +19 more 2017-02-07
9533852 Sheet ejecting device, image forming system, and sheet ejecting method Junya Suzuki, Kiichiro Goto, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi +8 more 2017-01-03
9387643 Sheet processing apparatus and image processing system Shohichi Satoh, Makoto Hidaka, Satoshi Saito, Mamoru Kambayashi, Tomomichi Hoshino +2 more 2016-07-12
9359167 Sheet processing device, image forming system, and method of additionally folding sheet bundle Akihiro Musha, Kiyoshi Hata, Takeshi Akai, Ikuhisa Okamoto, Jun Yamada +1 more 2016-06-07
9316986 Recording medium discharging device Shuuya Nagasako, Masahiro Tamura, Tomohiro Furuhashi, Yuusuke Shibasaki, Kyosuke Nakada +9 more 2016-04-19
9260264 Sheet discharging device, image forming system, and sheet discharging method Tomomichi Hoshino, Masahiro Tamura, Shuuya Nagasako, Tomohiro Furuhashi, Kyosuke Nakada +19 more 2016-02-16
9260268 Sheet processing apparatus, image forming system, and method of additionally folding sheet bundle Kiyoshi Hata, Atsushi Kikuchi, Tomomichi Hoshino, Makoto Hidaka, Shohichi Satoh +2 more 2016-02-16
9221648 Sheet processing device, image forming system, and method of additionally folding sheet bundle Kiyoshi Hata, Takeshi Akai, Ikuhisa Okamoto, Jun Yamada, Takao Watanabe +1 more 2015-12-29
9187287 Sheet processing apparatus and image processing system Atsushi Kikuchi, Kiyoshi Hata, Tomomichi Hoshino, Mamoru Kambayashi, Makoto Hidaka +2 more 2015-11-17
9181063 Sheet processing apparatus, image forming system, and sheet-bundle additional folding method Tomomichi Hoshino, Kiyoshi Hata, Atsushi Kikuchi, Mamoru Kambayashi, Makoto Hidaka +4 more 2015-11-10
9139395 Rotatable tray for sheet processing apparatus Yasuo Niikura 2015-09-22