Inventor
NONAKA MANABU
JP84 patents
⚠️ This page may combine multiple inventors who share the name “NONAKA MANABU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
14 patentsUS7515866B2Apr 7, 2009
Image forming apparatus
RICOH KK25 citations91
US7758044B2Jul 20, 2010
Image forming apparatus, sheet conveying device, and sheet conveying method
RICOH KK11 citations84
US7635123B2Dec 22, 2009
Image forming apparatus, image forming method, and bypass sheet supplier capable of regulating and supplying recording medium
RICOH KK18 citations84
US7506948B2Mar 24, 2009
Image formation apparatus
RICOH KK11 citations84
US7505714B2Mar 17, 2009
Image forming device
RICOH KK8 citations83
US7418235B2Aug 26, 2008
Method and apparatus for image forming
RICOH KK15 citations83
US6948710B2Sep 27, 2005
Method and apparatus for sheet feeding and image forming apparatus incorporating the same
RICOH KK18 citations81
US7611138B2Nov 3, 2009
Paper feeder and image forming apparatus using the same
RICOH KK7 citations74
US7431422B2Oct 7, 2008
Head cleaner and image forming apparatus
RICOH KK6 citations73
US7673984B2Mar 9, 2010
Image forming apparatus having a removable output unit
RICOH KK6 citations63
US7731353B2Jun 8, 2010
Image forming apparatus
RICOH KK2 citations62
US7712892B2May 11, 2010
Image forming apparatus
RICOH KK2 citations62
US7445330B2Nov 4, 2008
Image forming apparatus
RICOH KK2 citations62
US7367667B2May 6, 2008
Image forming apparatus with conveying part arranged to allow drying
RICOH KK2 citations62
SEIKO INSTR INC
8 patentsUS6617733B1Sep 9, 2003
Magnetic bearing apparatus and vacuum pump having magnetic bearing apparatus
SEIKO INSTR INC43 citations93
US6499942B1Dec 31, 2002
Turbomolecular pump and vacuum apparatus
SEIKO INSTR INC29 citations93
US6672827B2Jan 6, 2004
Vacuum pump
SEIKO INSTR INC14 citations84
US6454524B1Sep 24, 2002
Vacuum pump and vacuum apparatus
SEIKO INSTR INC11 citations74
US6419444B1Jul 16, 2002
Screw groove type vacuum pump, complex vacuum pump and vacuum pump system
SEIKO INSTR INC7 citations74
US6364604B1Apr 2, 2002
Vacuum pump and vacuum apparatus equipped with vacuum pump
SEIKO INSTR INC8 citations74
US6290457B1Sep 18, 2001
Vacuum pump
SEIKO INSTR INC14 citations74
US6315517B1Nov 13, 2001
Vacuum pump
SEIKO INSTR INC3 citations63
EDWARDS JAPAN LTD
6 patentsUS11009040B2May 18, 2021
Vacuum pump
EDWARDS JAPAN LTD2 citations73
US10662957B2May 26, 2020
Vacuum exhaust mechanism, compound type vacuum pump, and rotating body part
EDWARDS JAPAN LTD4 citations73
US10280937B2May 7, 2019
Vacuum pump component, siegbahn type exhaust mechanism and compound vacuum pump
EDWARDS JAPAN LTD2 citations73
US10267321B2Apr 23, 2019
Stator disk and vacuum pump
EDWARDS JAPAN LTD4 citations73
US10364814B2Jul 30, 2019
Vacuum pump
EDWARDS JAPAN LTD2 citations72
US12228951B2Feb 18, 2025
Vacuum exhaust system
EDWARDS JAPAN LTD0 citations63
AOYAMA JUMPEI
5 patentsUS9856099B2Jan 2, 2018
Sheet feeder and image forming apparatus incorporating the sheet feeder
AOYAMA JUMPEI9 citations83
US10968061B2Apr 6, 2021
Image forming apparatus
AOYAMA JUMPEI3 citations72
US9625866B2Apr 18, 2017
Image forming apparatus
AOYAMA JUMPEI4 citations72
US12338094B2Jun 24, 2025
Image forming apparatus
AOYAMA JUMPEI0 citations61
US11667484B2Jun 6, 2023
Image forming apparatus
AOYAMA JUMPEI0 citations61
BOC TECHNOLOGIES LTD
4 patentsUS6910850B2Jun 28, 2005
Vacuum pump
BOC TECHNOLOGIES LTD15 citations84
US6851848B2Feb 8, 2005
Turbo-molecular pump having radiation temperature apparatus
BOC TECHNOLOGIES LTD14 citations83
US6832888B2Dec 21, 2004
Molecular pump for forming a vacuum
BOC TECHNOLOGIES LTD16 citations83
US6779969B2Aug 24, 2004
Vacuum pump
BOC TECHNOLOGIES LTD19 citations83
BOC EDWARDS JAPAN LTD
2 patentsRICOH CO LTD
2 patentsISHIKAWA YOSHIKUNI
2 patentsHIGAKI HIDETO
2 patentsTAKAHASHI TOSHIAKI
1 patentOHTACHI YOSHINOBU
1 patentKUNO SATOSHI
1 patentTOYOOKA TSUGUNAO
1 patentSHI YONGWEI
1 patentShowing the top 50 of 84 patents by PatentIndex Score.