KK

Katsuyuki Kitajima

FI Fujifilm Business Innovation: 34 patents #505 of 1,659Top 35%
Overall (All Time): #101,123 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
12346048 Image forming apparatus Naoki Ota, Masataka Kuribayashi, Yusuke Fukuda, Yasuhisa Morooka, Tatsuhiro Igarashi +2 more 2025-07-01
11796939 Conveying device and image forming apparatus Yasuhisa Morooka, Naoki Ota, Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda +4 more 2023-10-24
11630402 Particle conveying device and image forming apparatus Yusuke Fukuda, Naoki Ota, Masataka Kuribayashi, Takafumi Koide, Makoto Kamisaki +4 more 2023-04-18
10948848 Image forming apparatus and toner cartridge Naoki Ota, Yusuke Fukuda, Masataka Kuribayashi 2021-03-16
10719041 Image forming apparatus Tatsuhiro Igarashi, Naoki Ota, Yusuke Fukuda, Makoto Kamisaki, Yasuhisa Morooka +5 more 2020-07-21
10656558 Image forming apparatus and toner cartridge Yasuhisa Morooka, Takafumi Koide, Yusuke Fukuda 2020-05-19
10613466 Image forming apparatus Yusuke Fukuda, Takafumi Koide, Yasuhisa Morooka 2020-04-07
10564565 Electrophotographic image forming apparatus Masataka Kuribayashi, Takafumi Koide, Teppei Yawada, Shota OSHIMA 2020-02-18
10558150 Image forming apparatus Masataka Kuribayashi, Takafumi Koide, Teppei Yawada, Shota OSHIMA 2020-02-11
10488773 Image forming apparatus comprising a supplying device including a storage and a transport unit Takafumi Koide, Masataka Kuribayashi, Yusuke Fukuda, Teppei Yawada, Shota OSHIMA 2019-11-26
10466607 Image forming apparatus Takafumi Koide, Masataka Kuribayashi, Yusuke Fukuda, Teppei Yawada, Shota OSHIMA +1 more 2019-11-05
10394179 Image forming apparatus with cleaning unit Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda, Makoto Kamisaki, Teppei Yawada +1 more 2019-08-27
10180650 Image forming apparatus Masataka Kuribayashi, Masahiro Uchida, Takafumi Koide, Yusuke Fukuda, Koji FUNABA +2 more 2019-01-15
10175612 Image forming apparatus Takafumi Koide, Masataka Kuribayashi, Masahiro Uchida, Yusuke Fukuda, Koji FUNABA +2 more 2019-01-08
10152008 Image forming apparatus Kana Yoshida, Masataka Kuribayashi, Masahiro Uchida, Takafumi Koide, Yusuke Fukuda +2 more 2018-12-11
10133221 Image forming apparatus Masahiro Uchida, Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda, Satomi HARA +2 more 2018-11-20
10120295 Image forming apparatus Naoki Ota, Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda, Yasuhisa Morooka 2018-11-06
9983494 Image forming apparatus Yusuke Fukuda, Masataka Kuribayashi, Naoki Ota, Takafumi Koide, Yasuhisa Morooka 2018-05-29
9983517 Image forming apparatus Takafumi Koide, Naoki Ota, Masataka Kuribayashi, Yusuke Fukuda, Yasuhisa Morooka 2018-05-29
9964877 Image forming apparatus Masataka Kuribayashi, Naoki Ota, Takafumi Koide, Yusuke Fukuda, Yasuhisa Morooka 2018-05-08
9874836 Image forming apparatus using a developer containing a specific toner Naoki Ota, Masataka Kuribayashi, Takafumi Koide, Yusuke Fukuda, Yasuhisa Morooka 2018-01-23
9720356 Image forming apparatus and image forming method Naoki Ota, Nagahito Ichijo 2017-08-01
9547256 Developing device, image forming apparatus, and process cartridge Naoki Ota, Nagahito Ichijo 2017-01-17
9529291 Image forming apparatus and image forming method Naoki Ota 2016-12-27
9389581 Toner for developing electrostatic image, developer for electrostatic image, toner cartridge, process cartridge, and image forming apparatus Yutaka Saito, Michio Take, Yoshifumi Iida, Motoko Sakai 2016-07-12