P

Inventor

NAKAZAWA TOSHIHARU

JP40 patents
⚠️ This page may combine multiple inventors who share the name “NAKAZAWA TOSHIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EBARA CORP

34 patents
US6700273B1Mar 2, 2004

Gas transfer machine

EBARA CORP24 citations92
US6464472B1Oct 15, 2002

Circulation fan apparatus and circulation-fan driving motor

EBARA CORP25 citations92
US5679992AOct 21, 1997

Bearing unit

EBARA CORP38 citations91
US5618167AApr 8, 1997

Vacuum pump apparatus having peltier elements for cooling the motor & bearing housing and heating the outer housing

EBARA CORP47 citations89
US6539043B1Mar 25, 2003

Discharge-pumped excimer laser device

EBARA CORP18 citations84
US6326712B1Dec 4, 2001

Magnetic bearing device

EBARA CORP17 citations84
US9614411B2Apr 4, 2017

Canned motor and vacuum pump

EBARA CORP7 citations83
US6617722B2Sep 9, 2003

Magnetic levitation rotating machine

EBARA CORP13 citations83
US6404088B1Jun 11, 2002

Magnetic bearing device

EBARA CORP19 citations83
US6220831B1Apr 24, 2001

Turbomolecular pump

EBARA CORP18 citations83
US7360454B2Apr 22, 2008

Flowmeter having a float and a displacement sensor

EBARA CORP18 citations82
US5107210AApr 21, 1992

Displacement sensing circuit with coil and band pass filter for attenuating external interference

EBARA CORP21 citations81
US6366039B1Apr 2, 2002

Excimer laser device

EBARA CORP12 citations74
US6062810AMay 16, 2000

Turbomolecular pump

EBARA CORP12 citations73
US9822974B2Nov 21, 2017

Vacuum pump with abatement function

EBARA CORP4 citations72
US6873075B2Mar 29, 2005

Magnetic bearing control device

EBARA CORP10 citations72
US6455966B1Sep 24, 2002

Magnetic bearing device for motor-combined structure

EBARA CORP12 citations72
US6398524B1Jun 4, 2002

Magnetic bearing control device and turbo-molecular pump device

EBARA CORP10 citations72
US6881268B2Apr 19, 2005

Method and apparatus for forming required gas atmosphere

EBARA CORP11 citations70
US6603787B1Aug 5, 2003

Discharge-pumped excimer laser device

EBARA CORP5 citations63
US9429166B2Aug 30, 2016

Sealing structure, vacuum pump motor including same sealing structure, and vacuum pump

EBARA CORP2 citations62
US9364786B2Jun 14, 2016

Exhaust gas abatement apparatus

EBARA CORP2 citations62
US7518332B2Apr 14, 2009

Brushless synchronous motor and driving control apparatus therefor

EBARA CORP4 citations61
US6809448B2Oct 26, 2004

Excimer laser apparatus

EBARA CORP6 citations61
US6092994AJul 25, 2000

Liquid delivery device, method of controlling such liquid delivery device, and liquid delivery pump

EBARA CORP6 citations60
US6785314B2Aug 31, 2004

Electric discharge gas laser

EBARA CORP2 citations59
US6404794B1Jun 11, 2002

Excimer laser apparatus

EBARA CORP4 citations59
US6307294B1Oct 23, 2001

Magnetic suspending device controlled by temperature of controlled object

EBARA CORP3 citations59
US10632419B2Apr 28, 2020

Vacuum pump with abatement function

EBARA CORP0 citations51
US10320260B2Jun 11, 2019

Canned motor and vacuum pump

EBARA CORP0 citations51
US9956524B2May 1, 2018

Vacuum pump with abatement function

EBARA CORP1 citations51
US9660496B2May 23, 2017

Canned motor and vacuum pump

EBARA CORP0 citations51
US9291155B2Mar 22, 2016

Vacuum pump motor and vacuum pump having balance rings

EBARA CORP1 citations51
US10143964B2Dec 4, 2018

Vacuum pump with abatement function

EBARA CORP0 citations41

CKD CORP

4 patents

SHINOHARA TOYOJI

1 patent

SUGIURA TETSURO

1 patent