Ewatt Technology Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B64C AEROPLANES; HELICOPTERS 569
 
  
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS266
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 2240
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02K JET-PROPULSION PLANTS 137
 
  
 
F16H GEARING199
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1104
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 196
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0030,887 MULTI-SHAFT POWER SOURCE UNMANNED FLIGHT EQUIPMENTJul 27, 17Feb 01, 18[F02B, B64C, F16H]
2017/0297,706 HAND-LAUNCHED UNMANNED AERIAL VEHICLEOct 31, 16Oct 19, 17[B64C]
2017/0297,733 Unmanned HelicopterSep 28, 16Oct 19, 17[F02K, B64D, B64C]
2017/0152,035 Multi-Rotor Structure Applied to Unmanned Aerial VehicleNov 30, 16Jun 01, 17[B64C]
2017/0154,203 Ranging Obstacle Avoidance Instrument and Ranging Obstacle Avoidance Method for Unmanned Aerial VehicleNov 30, 16Jun 01, 17[H04N, G01C, G06K]

Recent Patents

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Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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