Patents by Inventor Jiung-P'eng Lo

Jiung-P'eng Lo 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).

  • Door lock construction
    Patent number: 4363227
    Abstract: An improved door lock construction comprising a lock bolt formed in U-shape operable in association with an actuating mechanism, an interlocking device, a dog device and a hold-release device assembled in a box type housing to be mounted on the inner side of the door, capable of locking the door on closing and further locking with a key.
    Type: Grant
    Filed: May 14, 1980
    Date of Patent: December 14, 1982
    Inventor: Jiung-P'eng Lo