PT. Hartono Istana Teknologi

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1106

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7676054 Contoured passive radiator and loudspeaker incorporating sameSep 15, 05Mar 09, 10[H04R]
7177676 System and method for analyzing biofeedback information for performance of an individual in a groupJan 20, 04Feb 13, 07[A61B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0086,145 THIN LOUDSPEAKER SYSTEM WITH SEPARATE CONTOURED PASSIVE RADIATOR USING TRANSMISSION LINEAbandonedOct 02, 08Apr 08, 10[H04B, H04R]
2008/0008,346 Dynamic reflection 4pi steradian omni directional tweeterAbandonedJul 06, 06Jan 10, 08[H04R]
2007/0098,209 Integrated multi yoke for multi polar loudspeakersAbandonedOct 27, 05May 03, 07[H04R]
2007/0030,995 Loudspeaker with natural hair leather diaphragmAbandonedJul 31, 06Feb 08, 07[H04R]
2006/0029,249 Loudspeaker with hair leather diaphragmAbandonedAug 05, 04Feb 09, 06[H04R]

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