Resources Contact Us Home
Browse by Category: Main > Communications

Class Number Class Name Patents
181 Acoustics 22,432
367 Communications, electrical: acoustic wave systems and devices 22,380
342 Communications: directive radio wave systems and devices (e.g., radar, radio navigation) 56,320
340 Communications: electrical 193,252
343 Communications: radio wave antennas 45,511
329 Demodulators 4,439
358 Facsimile and static presentation processing 106,314
D10 Measuring, testing, or signalling instruments 26,331
370 Multiplex communications 270,401
398 Optical communications 48,849
331 Oscillators 35,139
375 Pulse or digital communications 143,800
346 Recorders 6,169
D14 Recording, communication, or information retrieval equipment 60,080
116 Signals and indicators 11,510
455 Telecommunications 281,696
178 Telegraphy 6,274
379 Telephonic communications 107,707
386 Television signal processing for dynamic recording or reproducing 30,805
334 Tuners 817
  Recently Added Patents
Structure of circuit board and method for fabricating the same
Image forming apparatus with static elimination
Apparatus and method for scrolling a screen of a portable terminal having a touch screen
Detecting mirrors on the web
Method for spore detection
Optimized delivery of web application code
Remedy for overactive bladder comprising acetic acid anilide derivative as the active ingredient
  Randomly Featured Patents
Separator for producing aromatic carboxylic acids
Method and device for monitoring sensors in a vehicle
Firearm construction employing three point bearing
Pair of hand signaling gloves
Arrangement for butt-welding plastic material components
Information storage medium containing subtitles and processing apparatus therefor
Means of enhancing laser processing efficiency of metals
Ice cream cone automatic vending machine
Vaginal drug dispensing device
Bearing removal system