SASAKURA ENGINEERING CO., LTD.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 451
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 221
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
B01D SEPARATION 1133
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 127
 
  
 
F03G SPRING, WEIGHT, INERTIA, OR LIKE MOTORS; MECHANICAL-POWER-PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR 118
 
  
 
F24J PRODUCTION OR USE OF HEAT NOT OTHERWISE PROVIDED FOR 123
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 167
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0008,189 EVAPORATIVE TREATMENT METHOD FOR AQUEOUS SOLUTIONJul 07, 14Jan 08, 15[C02F, B01D]
2014/0299,461 EVAPORATIVE TREATMENT METHOD FOR AQUEOUS SOLUTIONApr 01, 14Oct 09, 14[C02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9739504 Steam generator and energy supply system using the sameDec 03, 10Aug 22, 17[F24J, H01L, F01K, F22B, F03G]
9048384 Steam generation apparatusFeb 06, 13Jun 02, 15[H01L, F22B, C02F]
8766084 Thermoelectric generation apparatusFeb 06, 13Jul 01, 14[H01L]
8051669 Liquid evaporation cooling apparatusJan 25, 08Nov 08, 11[F25B]
7351342 Method for recovering fluorine-containing emulsifierDec 16, 04Apr 01, 08[C02F]
6675876 Rotary cooling rollerNov 30, 00Jan 13, 04[F28D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7311799 Hydrofluoric acid wastewater treatment method and deviceExpiredNov 26, 03Dec 25, 07[B01D]
5156208 Heat pipe unit and partition panelExpiredMar 07, 91Oct 20, 92[F28D]
4929347 Concentrating apparatus with reverse osmosis membraneExpiredJul 10, 89May 29, 90[B01D]
4913809 Concentrating apparatus with reverse osmosis membraneExpiredJun 15, 89Apr 03, 90[B01D]
4805690 Cooling rollerExpiredMay 03, 88Feb 21, 89[F28D, F28F]
4795532 Aftertreatment method and apparatus for distilled waterExpiredFeb 13, 87Jan 03, 89[C02F, B01D]
4777539 Process of recording time codes onto a video disk including periodic adjustment of time codesExpiredSep 03, 86Oct 11, 88[H04N]
4724076 Centrifugal separator for separating sludge in waste waterExpiredJul 21, 86Feb 09, 88[B01D]
4537248 Air-cooled heat exchangerExpiredMay 25, 83Aug 27, 85[F28B]
4417619 Air-cooled heat exchangerExpiredDec 08, 80Nov 29, 83[F28B]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.