Category:Andrew Trippier Holt

Andrew Trippier Holt

Executive Summary

Andrew Trippier Holt is an inventor who has filed 3 patents. Their primary areas of innovation include LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS (generating mechanical vibrations in general (2 patents), {Positioning or centering articles in the mould} (1 patents), SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms (1 patents), and they have worked with companies such as Tymphany HK Limited (3 patents). Their most frequent collaborators include (3 collaborations), (3 collaborations), (3 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• H04R2400/11 (LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS (generating mechanical vibrations in general): 2 patents
• B29C45/14065 ({Positioning or centering articles in the mould}): 1 patents
• B29C2045/14131 (SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms): 1 patents
• B29L2031/3418 (INDEXING SCHEME ASSOCIATED WITH SUBCLASS): 1 patents
• H04R7/26 (Damping by means acting directly on free portion of diaphragm or cone (air damping): 1 patents
• H04R7/12 (LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS (generating mechanical vibrations in general): 1 patents
• H04R7/18 (at the periphery): 1 patents
• H04R31/003 ({for diaphragms or their outer suspension}): 1 patents
• H04R9/045 ({Mounting (): 1 patents
• H04R9/06 (Loudspeakers): 1 patents
• H04R2209/024 (Manufacturing aspects of the magnetic circuit of loudspeaker or microphone transducers): 1 patents

Companies

List of Companies

• Tymphany HK Limited: 3 patents

Collaborators

• Wen-Hong WANG (3 collaborations)
• Chia-Chien CHEN (3 collaborations)
• Yi-Hui HSIAO (3 collaborations)
• Chih-Ming FAN (1 collaborations)