Patents by Inventor Alvin Sitoh

Alvin Sitoh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Three way video camera base
    Patent number: 7066664
    Abstract: A base for supporting a camera or other electronic device includes a body member connected by a hinge mechanism to a support member and configured to rotate about a camera tilt axis. The support member is attachable to the base of a video camera. Two front legs are fixed in position relative to the body member. A rear leg is attached by a pivot connection to the body member. The base is configured such that the rear leg may be moved by pivoting the rear leg about the rear leg pivot axis to engage a back surface of a laptop screen or flat monitor or onto a flat horizontal surface. The camera tilt axis and the rear leg pivot axis are substantially parallel.
    Type: Grant
    Filed: February 2, 2006
    Date of Patent: June 27, 2006
    Assignee: Creative Technology Ltd
    Inventors: Yu Weng Alvin Sitoh, Weng Hong Benjamin Ng
  • Three way video camera base
    Patent number: 7048454
    Abstract: A base for supporting a camera or other electronic device includes a body member connected by a hinge mechanism to a support member and configured to rotate about a camera tilt axis. The support member is attachable to the base of a video camera. Two front legs are fixed in position relative to the body member. A rear leg is attached by a pivot connection to the body member. The base is configured such that the rear leg may be moved by pivoting the rear leg about the rear leg pivot axis to engage a back surface of a laptop screen or flat monitor or onto a flat horizontal surface. The camera tilt axis and the rear leg pivot axis are substantially parallel.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: May 23, 2006
    Assignee: Creative Technology Ltd
    Inventors: Yu Weng Alvin Sitoh, Weng Hong Benjamin Ng
  • Loudspeaker unit
    Patent number: D506745
    Type: Grant
    Filed: March 23, 2004
    Date of Patent: June 28, 2005
    Assignee: Creative Technology Ltd.
    Inventor: Yu Weng Alvin Sitoh
  • Camera
    Patent number: D507007
    Type: Grant
    Filed: May 6, 2004
    Date of Patent: July 5, 2005
    Assignee: Creative Technology Ltd.
    Inventors: Yu Weng Alvin Sitoh, Weng Hong Benjamin Ng
  • Media player
    Patent number: D507277
    Type: Grant
    Filed: June 23, 2004
    Date of Patent: July 12, 2005
    Assignee: Creative Technology Ltd.
    Inventor: Yu Weng Alvin Sitoh
  • Loudspeaker unit
    Patent number: D507559
    Type: Grant
    Filed: March 29, 2004
    Date of Patent: July 19, 2005
    Assignee: Creative Technology Ltd.
    Inventor: Yu Weng Alvin Sitoh
  • Media player
    Patent number: D520515
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: May 9, 2006
    Assignee: Creative Technology Ltd.
    Inventor: Yu Weng Alvin Sitoh
  • Camera
    Patent number: D523887
    Type: Grant
    Filed: January 5, 2005
    Date of Patent: June 27, 2006
    Assignee: Creative Technology Ltd
    Inventors: Yu Weng Alvin Sitoh, Wee Min Alfred Lau
  • Loudspeaker
    Patent number: D578511
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: October 14, 2008
    Assignee: Creative Technology Ltd
    Inventors: Chien Mei Linda Ang, Nicholas Stephen Marchand, Yu Weng Alvin Sitoh
  • Docking loudspeaker for media player
    Patent number: D584732
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: January 13, 2009
    Assignee: Creative Technology Ltd
    Inventors: Mei San Gigi Cho, Kian Choon Janie Lim, Soo Beng Damien Khoo, Chien Mei Linda Ang, Yu Weng Alvin Sitoh
  • Loudspeaker
    Patent number: D585051
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: January 20, 2009
    Assignee: Creative Technology Ltd
    Inventors: Nicholas Stephen Marchand, Mei San Gigi Cho, Yu Weng Alvin Sitoh
  • Loudspeaker
    Patent number: D588106
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: March 10, 2009
    Assignee: Creative Technology Ltd
    Inventors: Soo Beng Damien Khoo, Chien Mei Linda Ang, Yu Weng Alvin Sitoh
  • Loudspeaker
    Patent number: D588107
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: March 10, 2009
    Assignee: Creative Technology Ltd
    Inventors: Soo Beng Damien Khoo, Chien Mei Linda Ang, Yu Weng Alvin Sitoh
  • Loudspeaker
    Patent number: D606974
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: December 29, 2009
    Assignee: Creative Technology Ltd
    Inventors: Mei San Gigi Cho, Kian Choon Janie Lim, Yu Weng Alvin Sitoh
  • Display device
    Patent number: D826879
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: August 28, 2018
    Assignee: Dell Products L.P.
    Inventors: Alvin Sitoh, Toshiyuki Tanaka, Tiak Hooy Sim