KY

Keisuke Yuasa

Ricoh Company: 23 patents #910 of 9,818Top 10%
Overall (All Time): #180,949 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12043053 Coating device, liquid discharge apparatus, and printer Jun Matsushima, Yuji Karikusa, Teiichiro Ishikawa, Toshiya Satoh, Tetsuya Ohba 2024-07-23
10082768 Image forming apparatus Hiromitsu Fujiya, Susumu Tateyama, Yuusuke Kumagawa 2018-09-25
9864334 Cooling device and image forming apparatus including same Keisuke Ikeda, Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Yasuaki Toda +4 more 2018-01-09
9513598 Cooling device and image forming apparatus Keisuke Ikeda, Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya 2016-12-06
9483018 Cooling device and image forming apparatus including same Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Yasuaki Toda, Yutaka Shoji +6 more 2016-11-01
9465358 Cooling device and image forming apparatus including same Keisuke Ikeda, Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Yasuaki Toda +4 more 2016-10-11
9400485 Cooling device having a turbulence generating unit Satoshi Okano, Takayuki Nishimura, Kenichi Takehara, Yasuaki Iijima, Hiromitsu Fujiya +4 more 2016-07-26
9360837 Air-conditioning unit, image forming apparatus incorporating same, and air-conditioning channel switching method Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Yasuaki Toda, Keisuke Ikeda 2016-06-07
9354601 Liquid cooling device that arranges a coolant flowing direction in accordance with a temperature gradient of a cooling airflow and image forming apparatus incorporating the same Tomoyasu Hirasawa, Hiromitsu Fujiya, Yasuaki Toda, Kenji Ishii, Susumu Tateyama +2 more 2016-05-31
9296235 Cooling device and image forming apparatus Keisuke Ikeda, Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya 2016-03-29
9217979 Cooling device and image forming apparatus including same Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Yasuaki Toda, Yutaka Shoji +6 more 2015-12-22
9044982 Cooling device and image forming apparatus Keisuke Ikeda, Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya 2015-06-02
9046858 Cooling device and image forming apparatus including same Keisuke Ikeda, Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Yasuaki Toda +4 more 2015-06-02
9046872 Cooling device and image forming apparatus incorporating same Keisuke Ikeda, Makoto Nakura, Susumu Tateyama, Hiroaki Miyagawa, Yasuaki Toda +6 more 2015-06-02
8977159 Image forming apparatus Kenichi Takehara, Hiromitsu Fujiya, Tomoyasu Hirasawa, Keisuke Ikeda, Yasuaki Toda 2015-03-10
8879945 Cooling device and image forming apparatus Hiomitsu Fujiya, Satoshi Okano, Tomoyasu Hirasawa, Masanori Saitoh, Keisuke Ikeda +2 more 2014-11-04
8805231 Cooling device and image forming apparatus including the same Shingo Suzuki, Satoshi Okano, Masanori Saitoh, Tomoyasu Hirasawa, Keisuke Ikeda +3 more 2014-08-12
8687999 Cooling device and image forming apparatus Satoshi Okano, Kenichi Takehara, Yasuaki Iijima, Hiromitsu Fujiya, Tomoyasu Hirasawa +3 more 2014-04-01
8682205 Cooling device, cooling method, and image forming apparatus Yasuaki Iijima, Satoshi Okano, Tomoyasu Hirasawa, Masanori Saitoh, Shingo Suzuki +3 more 2014-03-25
8682204 Image forming apparatus having heat radiating unit Hiromitsu Fujiya, Kenichi Takehara, Yasuaki Iijima, Satoshi Okano, Masanori Saitoh +2 more 2014-03-25
8606138 Cooling device having a turbulence generating unit Satoshi Okano, Takayuki Nishimura, Kenichi Takehara, Yasuaki Iijima, Hiromitsu Fujiya +4 more 2013-12-10
8571437 Cooling device and image forming apparatus Tomoyasu Hirasawa, Satoshi Okano, Masanori Saitoh, Shingo Suzuki, Kenichi Takehara +2 more 2013-10-29
8351817 Cooling device and image forming device Masanori Saitoh, Satoshi Okano, Tomoyasu Hirasawa, Shingo Suzuki, Kenichi Takehara +3 more 2013-01-08