IF

Ikuo Fujii

Ricoh Company: 19 patents #1,131 of 9,818Top 15%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
📍 Kasai, JP: #364 of 5,842 inventorsTop 7%
Overall (All Time): #195,492 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10865058 Sheet feeding device, image forming apparatus incorporating the sheet feeding device, and device attachment body of the sheet feeding device Mitsutaka Nakamura 2020-12-15
10196220 Sheet feeding device, image forming apparatus incorporating the sheet feeding device, and device attachment body of the sheet feeding device Mitsutaka Nakamura 2019-02-05
10160613 Sheet feeder and image forming apparatus incorporating the sheet feeder Tomoya Tanaka, Mizuna Tanaka, Toshikane Nishii, Hirofumi Horita 2018-12-25
9868601 Sheet feeder and image forming apparatus incorporating the sheet feeder Ippei Kimura, Mizuna Tanaka, Hirofumi Horita, Tomoya Tanaka 2018-01-16
9630788 Paper output tray, paper output unit incorporating same, and image forming apparatus incorporating same Hirofumi Horita, Ippei Kimura, Yasuo Matsuyama, Mizuna Tanaka 2017-04-25
9523955 Sheet feeder and image forming apparatus incorporating the sheet feeder Hirofumi Horita, Mizuna Tanaka, Toshikane Nishii, Tomoya Tanaka 2016-12-20
9511962 Sheet feeding device and image forming apparatus Mizuna Tanaka, Ippei Kimura, Hirofumi Horita, Tomoya Tanaka 2016-12-06
9487364 Sheet conveying device and image forming apparatus Ippei Kimura, Mizuna Tanaka, Hirofumi Horita 2016-11-08
9346640 Sheet feeder and image forming apparatus Hirofumi Horita, Mizuna Tanaka, Tomoya Tanaka, Toshikane Nishii, Masaki Narita +3 more 2016-05-24
9278823 Sheet feeding device and image forming apparatus incorporating same Ippei Kimura, Mizuna Tanaka, Hirofumi Horita 2016-03-08
9108818 Sheet discharger and image forming apparatus including same Ippei Kimura, Yasuo Matsuyama 2015-08-18
9085426 Feeding device and image forming apparatus Yasuo Matsuyama, Ippei Kimura, Mizuna Tanaka, Hirofumi Horita, Takamitsu Ikematsu +1 more 2015-07-21
8827259 Image forming apparatus Takamitsu Ikematsu, Ippei Kimura, Kaoru Tada 2014-09-09
8798517 Sheet supplying device and image forming apparatus incorporating same Yasuo Matsuyama, Ippei Kimura, Takamitsu Ikematsu, Masafumi Takahira, Kaoru Tada +5 more 2014-08-05
8770576 Sheet feed unit and image forming apparatus including same Ippei Kimura, Takamitsu Ikematsu, Yasuo Matsuyama, Kaoru Tada 2014-07-08
8684348 Sheet supplying device and image forming apparatus incorporating same Yasuo Matsuyama, Ippei Kimura, Takamitsu Ikematsu, Kaoru Tada 2014-04-01
8360418 Sheet supplying device and image forming apparatus incorporating same Yasuo Matsuyama, Takamitsu Ikematsu, Kaoru Tada, Ippei Kimura 2013-01-29
8240657 Sheet feeding device and image forming apparatus Mizuna Tanaka, Hiroshi Fujiwara, Yasuo Matsuyama, Kazuyoshi Kondo, Toshikane Nishii +5 more 2012-08-14
8118301 Sheet discharging device and image forming apparatus including same Yasuo Matsuyama, Ippei Kimura 2012-02-21
7399470 Sandwich immunoassay kits for detecting ciguatoxin CTX3C Masahiro Hirama, Hiroki Oguri, Takeshi Tsuburaya 2008-07-15
5885816 Catalytic antibodies enantioselectively hydrolysing amino acid ester derivatives Fujie Tanaka, Keiko Kinoshita 1999-03-23
5672489 Catalytic antibodies hydrolyzing acylated carbohydrates in a regioselective and stereoselective manner Yoshiharu Iwabuchi, Hideaki Miyashita 1997-09-30