NICHIAS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 144

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7160362 Method and device for cleaning airJun 26, 02Jan 09, 07[F24F]
D498826 Metal ring gasketAug 12, 03Nov 23, 04[2301]
6767391 Air filterJul 09, 02Jul 27, 04[B01D]
6703103 Biologically soluble honeycomb structureSep 26, 02Mar 09, 04[B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6748751 Air cooling device and air cooling methodExpiredDec 31, 02Jun 15, 04[F28C]
6727201 Slurry for carrying zeolite and method for manufacturing zeolite-carrying adsorption elementExpiredSep 24, 01Apr 27, 04[B01J]
6666939 Member for oil application device, method of manufacturing the member, and oil application deviceExpiredFeb 21, 03Dec 23, 03[B32B]
6519440 Oil application device having oil application amount control layer bonded to oil retaining member for retaining application-use silicone oil using mixture of adhesive and mixture-use silicone oilExpiredAug 16, 01Feb 11, 03[G03G]
2002/0177,520 Chemical filterAbandonedMar 15, 02Nov 28, 02[B01J]
6480694 Oil application rollerExpiredApr 18, 01Nov 12, 02[G03G]
2002/0056,506 Member for oil application device, method of manufacturing the member, and oil application deviceAbandonedOct 16, 01May 16, 02[B32B]
2001/0029,843 Chemical filter and manufacturing method thereofAbandonedJan 23, 01Oct 18, 01[B01D]

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