Nippon Aleph Co. Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 144
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 156
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9175712 Fixing member and mounting structure of a proximity sensorOct 02, 09Nov 03, 15[F16B, F15B, H01H]
6142007 Shock sensorJun 11, 98Nov 07, 00[H01H]
D421403 Passive sensorApr 01, 99Mar 07, 00[1005]
5880351 Vibration sensing element and vibration sensorJul 25, 97Mar 09, 99[G01P]
D401876 Acceleration sensorOct 01, 97Dec 01, 98[1004]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6256139 Plastic optical fiber continuous optical amplifier and excitation tubeExpiredApr 06, 99Jul 03, 01[H01S]
6031456 DetectorExpiredMay 13, 98Feb 29, 00[G08B]
5770792 Shock sensorsExpiredOct 28, 96Jun 23, 98[G01P, H01H]
5440084 Shock detecting systemExpiredJan 07, 94Aug 08, 95[H01H]
5184149 Combination of magnetic card and printing apparatus thereforExpiredOct 16, 91Feb 02, 93[G11B, G01D]
4837537 Reed switch deviceExpiredFeb 02, 88Jun 06, 89[H01H]
4630074 Multiple-stylus electrode for discharge printingExpiredMar 13, 85Dec 16, 86[H05B, G01D]

Top Inventors for This Owner

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