Patents by Inventor Shoji Ekuan

Shoji Ekuan 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).

  • Patent number: 7854568
    Abstract: Diving equipment easily operable by disabled persons, aged persons, etc. and wearable by oneself. The diving equipment such as buoyancy controlling device (BCD) has the function to hold a tank on the shoulder of a wearer and the function as a life jacket providing buoyancy to the wearer. In the diving equipment (BCD) of which the overall is formed in a vest-like shape, a tank holding part (2), shoulder parts (3) positioned at the both shoulder portions of a diver, and the portion (4) positioned at the center of the thoracabdominal part of the diver are formed continuously to each other so as to constitute rigid structural members. Most or all operating portions (5) are installed at the portion (4) positioned at the center of the thoracoabdominal part of the diver.
    Type: Grant
    Filed: February 15, 2007
    Date of Patent: December 21, 2010
    Assignee: Nihon University
    Inventors: Shoji Ekuan, Masayuki Kurokawa, Atsushi Tashiro
  • Publication number: 20100003083
    Abstract: Diving equipment easily operable by disabled persons, aged persons, etc. and wearable by oneself. The diving equipment such as buoyancy controlling device (BCD) has the function to hold a tank on the shoulder of a wearer and the function as a life jacket providing buoyancy to the wearer. In the diving equipment (BCD) of which the overall is formed in a vest-like shape, a tank holding part (2), shoulder parts (3) positioned at the both shoulder portions of a diver, and the portion (4) positioned at the center of the thoracabdominal part of the diver are formed continuously to each other so as to constitute rigid structural members. Most or all operating portions (5) are installed at the portion (4) positioned at the center of the thoracoabdominal part of the diver.
    Type: Application
    Filed: February 15, 2007
    Publication date: January 7, 2010
    Applicant: NIHON UNIVERSITY
    Inventors: Shoji Ekuan, Masayuki Kurokawa, Atsushi Tashiro