Inventor
HIRASAWA TOMOYASU
JP52 patents
⚠️ This page may combine multiple inventors who share the name “HIRASAWA TOMOYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IKEDA KEISUKE
12 patentsUS9372465B2Jun 21, 2016
Cooling device and image forming apparatus including same
IKEDA KEISUKE4 citations73
US9063482B2Jun 23, 2015
Cooling device and image forming apparatus
IKEDA KEISUKE3 citations62
US9046858B2Jun 2, 2015
Cooling device and image forming apparatus including same
IKEDA KEISUKE3 citations62
US9046872B2Jun 2, 2015
Cooling device and image forming apparatus incorporating same
IKEDA KEISUKE2 citations62
US9098024B2Aug 4, 2015
Cooling device and image forming apparatus including same
IKEDA KEISUKE2 citations61
US8725026B2May 13, 2014
Cooling device and image forming apparatus including same
IKEDA KEISUKE3 citations61
US9864334B2Jan 9, 2018
Cooling device and image forming apparatus including same
IKEDA KEISUKE0 citations51
US9513598B2Dec 6, 2016
Cooling device and image forming apparatus
IKEDA KEISUKE0 citations51
US9465358B2Oct 11, 2016
Cooling device and image forming apparatus including same
IKEDA KEISUKE0 citations51
US9296235B2Mar 29, 2016
Cooling device and image forming apparatus
IKEDA KEISUKE0 citations51
US9044982B2Jun 2, 2015
Cooling device and image forming apparatus
IKEDA KEISUKE0 citations51
US9423730B2Aug 23, 2016
Cooling device and image forming apparatus including same
IKEDA KEISUKE0 citations50
RICOH CO LTD
7 patentsUS7869754B2Jan 11, 2011
Bubble creating method, bubble creating device, bubbly fixation fluid producing method, bubbly fixation fluid producing device, fixation fluid, image forming method, and image forming apparatus
RICOH CO LTD8 citations84
US8351817B2Jan 8, 2013
Cooling device and image forming device
RICOH CO LTD6 citations73
US8019267B2Sep 13, 2011
Fixer, fixing device, and image forming apparatus
RICOH CO LTD4 citations63
US11187468B2Nov 30, 2021
Loop heat pipe wick, loop heat pipe, cooling device, and electronic device, and method for manufacturing porous rubber and method for manufacturing loop heat pipe wick
RICOH CO LTD0 citations61
US7989133B2Aug 2, 2011
Fixing liquid, fixing device using the fixing liquid, and image forming apparatus comprising the fixing device
RICOH CO LTD0 citations52
US11371783B2Jun 28, 2022
Loop heat pipe, cooling device, and electronic device
RICOH CO LTD0 citations51
US12566365B2Mar 3, 2026
Image projection apparatus
RICOH CO LTD0 citations47
RICOH KK
6 patentsUS7813689B2Oct 12, 2010
Fixing device and image forming apparatus
RICOH KK9 citations84
US7773932B2Aug 10, 2010
Fixation device, fixation method, image forming apparatus, image forming method and fixation fluid
RICOH KK13 citations84
US7713673B2May 11, 2010
Fixing liquid, toner fixing method, toner fixing device, image forming method, and image forming apparatus
RICOH KK10 citations84
US7655374B2Feb 2, 2010
Fixing liquid, toner fixing method and apparatus, and image forming method and apparatus
RICOH KK18 citations84
US7743776B2Jun 29, 2010
Dry cleaning apparatus and method capable of cleaning the cleaning agent
RICOH KK10 citations83
US7758700B2Jul 20, 2010
Powder container, cleaning method and cleaning apparatus for cleaning the power container
RICOH KK7 citations72
HIRASAWA TOMOYASU
6 patentsUS9360837B2Jun 7, 2016
Air-conditioning unit, image forming apparatus incorporating same, and air-conditioning channel switching method
HIRASAWA TOMOYASU2 citations61
US9217979B2Dec 22, 2015
Cooling device and image forming apparatus including same
HIRASAWA TOMOYASU3 citations61
US9483018B2Nov 1, 2016
Cooling device and image forming apparatus including same
HIRASAWA TOMOYASU0 citations51
US9354601B2May 31, 2016
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
HIRASAWA TOMOYASU1 citations51
US9707792B2Jul 18, 2017
Cooling device, laser device, and image processing apparatus
HIRASAWA TOMOYASU0 citations41
US8571437B2Oct 29, 2013
Cooling device and image forming apparatus
HIRASAWA TOMOYASU0 citations40
OKANO SATOSHI
4 patentsUS9400485B2Jul 26, 2016
Cooling device having a turbulence generating unit
OKANO SATOSHI2 citations62
US8606138B2Dec 10, 2013
Cooling device having a turbulence generating unit
OKANO SATOSHI4 citations62
US8515303B2Aug 20, 2013
Liquid-cooling type cooling device and image forming apparatus
OKANO SATOSHI2 citations62
US8687999B2Apr 1, 2014
Cooling device and image forming apparatus
OKANO SATOSHI0 citations51
FUJIYA HIROMITSU
3 patentsUS8254803B2Aug 28, 2012
Image forming apparatus including a cooling device
FUJIYA HIROMITSU2 citations62
US8792800B2Jul 29, 2014
Cooling device and image forming apparatus including same
FUJIYA HIROMITSU0 citations51
US8682204B2Mar 25, 2014
Image forming apparatus having heat radiating unit
FUJIYA HIROMITSU1 citations51
MIYAGAWA HIROAKI
2 patentsKATANO YASUO
2 patentsIIJIMA YASUAKI
2 patentsTAKEHARA KENICHI
2 patentsFUJIYA HIOMITSU
1 patentWATANABE TAKESHI
1 patentSUZUKI SHINGO
1 patentENDOH TAKESHI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.