YI

Yasuaki Iijima

Ricoh Company: 17 patents #1,283 of 9,818Top 15%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #231,330 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
D1090393 Instrument panel for an automobile Hidemasa Komatsu 2025-08-26
D993077 Restroom trailer 2023-07-25
9400485 Cooling device having a turbulence generating unit Satoshi Okano, Takayuki Nishimura, Kenichi Takehara, Hiromitsu Fujiya, Tomoyasu Hirasawa +4 more 2016-07-26
8879945 Cooling device and image forming apparatus Hiomitsu Fujiya, Satoshi Okano, Tomoyasu Hirasawa, Masanori Saitoh, Keisuke Ikeda +2 more 2014-11-04
8861985 Cooling device and image forming apparatus incorporating same 2014-10-14
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, Hiromitsu Fujiya, Keisuke Yuasa, Tomoyasu Hirasawa +3 more 2014-04-01
8682205 Cooling device, cooling method, and image forming apparatus Satoshi Okano, Tomoyasu Hirasawa, Masanori Saitoh, Shingo Suzuki, Keisuke Ikeda +3 more 2014-03-25
8682204 Image forming apparatus having heat radiating unit Hiromitsu Fujiya, Kenichi Takehara, Keisuke Yuasa, Satoshi Okano, Masanori Saitoh +2 more 2014-03-25
8606138 Cooling device having a turbulence generating unit Satoshi Okano, Takayuki Nishimura, Kenichi Takehara, Hiromitsu Fujiya, Tomoyasu Hirasawa +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
8521053 Cooling device and image forming apparatus Kenichi Takehara, Hiromitsu Fujiya, Takayuki Nishimura, Satoshi Okano, Tomoyasu Hirasawa +2 more 2013-08-27
8412068 Cooling device including a water-absorbing member and image forming device Takayuki Nishimura, Kenichi Takehara, Hiromitsu Fujiya, Satoshi Okano, Tomoyasu Hirasawa +3 more 2013-04-02
8351817 Cooling device and image forming device Masanori Saitoh, Satoshi Okano, Tomoyasu Hirasawa, Shingo Suzuki, Kenichi Takehara +3 more 2013-01-08
8254803 Image forming apparatus including a cooling device Hiromitsu Fujiya, Kenichi Takehara, Takayuki Nishimura, Satoshi Okano, Tomoyasu Hirasawa +2 more 2012-08-28
8068759 Image forming apparatus and cooling method used therein Kenichi Takehara, Hiromitsu Fujiya, Takayuki Nishimura, Satoshi Okano, Tomoyasu Hirasawa +2 more 2011-11-29
7400842 Heat exhaustion apparatus and image forming apparatus using same Kenichi Takehara, Junya Takigawa, Tomoaki Suga 2008-07-15
7356277 Apparatus for cooling an electrophotographic image forming apparatus Kenichi Takehara, Junya Takigawa, Katsuya Kondoh 2008-04-08
7224921 Image forming apparatus capable of effectively removing heated air undesirable to image reproduction Kenichi Takehara, Junya Takigawa, Keisuke Uchida 2007-05-29