Assignee
JAPAN PIONICS
JP62 patents
Top patents by PatentIndex Score
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Dust removing apparatus and dust removing method
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Process for cleaning harmful gas
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US4516564AMay 14, 1985
Heat generating body
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US5589148ADec 31, 1996
Process for purifying halogen-containing gas
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US5975074ANov 2, 1999
Sheet type heating element and method of manufacturing the same
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US5670445ASep 23, 1997
Cleaning agent of harmful gas and cleaning method
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Sheet-shaped heat-generating body
JAPAN PIONICS81 citations92
US5378444AJan 3, 1995
Process for cleaning harmful gas
JAPAN PIONICS33 citations92
US5261241ANov 16, 1993
Refrigerant
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US4743435AMay 10, 1988
Method for cleaning exhaust gases
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US6666921B2Dec 23, 2003
Chemical vapor deposition apparatus and chemical vapor deposition method
JAPAN PIONICS23 citations91
US6473563B2Oct 29, 2002
Vaporizer and apparatus for vaporizing and supplying
JAPAN PIONICS22 citations91
US6261345B1Jul 17, 2001
Process and apparatus for recovering ammonia
JAPAN PIONICS41 citations91
US6155540ADec 5, 2000
Apparatus for vaporizing and supplying a material
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Sheet shaped heat generating body and method of manufacturing same
JAPAN PIONICS37 citations91
US6106898AAug 22, 2000
Process for preparing nitride film
JAPAN PIONICS27 citations91
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Cleaning process for harmful gas
JAPAN PIONICS19 citations91
US5489327AFeb 6, 1996
Process for purifying hydrogen gas
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Cooling agent
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US6331281B1Dec 18, 2001
Process and apparatus for cleaning exhaust gas
JAPAN PIONICS37 citations89
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Process for purification of rare gas
JAPAN PIONICS35 citations89
US4996030AFeb 26, 1991
Method for cleaning exhaust gases
JAPAN PIONICS40 citations89
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Method for cleaning gas containing toxic component
JAPAN PIONICS34 citations89
US6749819B2Jun 15, 2004
Process for purifying ammonia
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US7036801B2May 2, 2006
Vaporizer and apparatus for vaporizing and supplying
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Self-contained closed-circuit oxygen-generating breathing apparatus
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US8889090B2Nov 18, 2014
Method of recovering ammonia and method of recycling ammonia by using the same
JAPAN PIONICS7 citations81
US6579509B1Jun 17, 2003
Method of cleaning of harmful gas and cleaning apparatus
JAPAN PIONICS15 citations80
US5882615AMar 16, 1999
Cleaning agent and cleaning process for harmful gas
JAPAN PIONICS13 citations74
US5756060AMay 26, 1998
Process for cleaning harmful gas
JAPAN PIONICS9 citations73
US5019364AMay 28, 1991
Method for purifying gaseous hydrides
JAPAN PIONICS7 citations73
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Method for purifying gaseous hydrides
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US6638489B2Oct 28, 2003
Cleaning process and cleaning agent for harmful gas
JAPAN PIONICS10 citations72
US6461407B2Oct 8, 2002
Method and apparatus for supplying liquid raw material
JAPAN PIONICS10 citations72
US6100415AAug 8, 2000
Purified alkoxide and process for purifying crude alkoxide
JAPAN PIONICS10 citations72
US5662872ASep 2, 1997
Process for cleaning harmful gas
JAPAN PIONICS8 citations72
US5512262AApr 30, 1996
Process for cleaning harmful gas
JAPAN PIONICS10 citations72
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Process for cleaning harmful gas
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US6447576B1Sep 10, 2002
Cleaning agent and cleaning process of harmful gas
JAPAN PIONICS11 citations71
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Heat generator for footwear and manufacturing method thereof
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Process for purification of rare gas
JAPAN PIONICS13 citations71
US6592674B2Jul 15, 2003
Chemical vapor deposition apparatus and chemical vapor deposition method
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Method for vaporizing and supplying
JAPAN PIONICS8 citations69
US5470555ANov 28, 1995
Process for purification of gaseous organometallic compound
JAPAN PIONICS16 citations69
US6327892B1Dec 11, 2001
Apparatus and method for measuring oxygen diffusing capacity and heating packet
JAPAN PIONICS8 citations66
US5632964AMay 27, 1997
Cleaning method for exhaust gas containing ammonia and silane
JAPAN PIONICS15 citations66
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Method for detecting gaseous hydrides
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US6325841B1Dec 4, 2001
Purifying agent and purification method for halogen-containing exhaust gas
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US7489857B2Feb 10, 2009
Process and apparatus for producing powders of metal compound containing oxygen, and the powders produced by the process
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US6716403B2Apr 6, 2004
Method of recovering a cleaning agent
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Showing the top 50 of 62 patents by PatentIndex Score.