Patents Assigned to A.E. TECH CORPORATION
  • METHOD AND APPARATUS FOR FABRICATING FREESTANDING GaN SUBSTRATE
    Publication number: 20130276697
    Abstract: It is to suppress abnormal growth of GaN crystals around edge ends of a seed substrate. A susceptor is provided that has a pocket section in which a seed substrate is fixed, and a sub-susceptor provided between the susceptor and the seed substrate, the sub-susceptor being not reactive with the seed substrate, with a gap provided between the seed substrate and the sub-susceptor.
    Type: Application
    Filed: January 7, 2011
    Publication date: October 24, 2013
    Applicant: A.E. TECH CORPORATION
    Inventor: Hideki Goto
  • Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator
    Patent number: RE40320
    Abstract: A permanent magnet alternator including a stationary stator including a plurality of spaced stator poles projecting inwardly from the stator, a winding circuit wound through the spaces between the stator poles, a rotor assembly mounted for rotation within the stator, including a plurality of permanent magnets fixedly mounted on an outer circumferential surface of the rotor in alternating polarity, and a retaining shield for reducing the effects of centrifugal motion of the rotor during operation of the alternator.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: May 20, 2008
    Assignee: E-Tech Corporation
    Inventors: Julius J. Stevens, William C. Edmundson, Ronald E. Murray, Craig G. Young