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Class Number Class Name Patents
137 Fluid handling 87,088
405 Hydraulic and earth engineering 35,790
438 Semiconductor device manufacturing: process 374,693
  Recently Added Patents
System and method for secure power systems infrastructure communications
Persistent luminescence nanoparticles used in the form of a diagnosis agent for in vivo optical imaging
Photovoltaic system with integrated photovoltaic panel and battery
System and method for storing redundant information
Peered proctoring
Variety corn line LIC7382
Pet grooming brush and vacuum attachment
  Randomly Featured Patents
Homeopathic pharmaceutical compositions
Performance estimation for adjusting processor parameter to execute a task taking account of resource available task inactive period
Wire organizer
Combination toothbrush and tongue scraper
Switching-over, automatic matching filter for radio transmitter and/or receiver
Composite concrete shear wall for heat insulation
Pipeline distribution network systems for transportation of liquefied natural gas
Vacuum molding apparatus
Fiber-optic backplane method and apparatus
Electronic camera