Patents by Inventor Kunio MURAI

Kunio MURAI 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).

  • Hydroponic system
    Patent number: 10412908
    Abstract: A hydroponic system (1) is provided with a light-collecting apparatus (3) having a pair of reflecting plates (31a) that are vertically arranged in parallel with a culture surface (23) of a culture panel (21) of a hydroponic unit (2). During a process in which natural light taken from a light-collecting opening (30) propagates while repeatedly reflected by opposing reflecting surfaces of a reflecting plates (31a), by allowing seedlings p that are transplanted into the culture panel (21) to be irradiated with the light through a light-emitting hole (32) bored in the reflecting plate (31a), a culture object can be grown efficiently at a low cost by taking natural light from the outside.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: September 17, 2019
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Jun Agari, Katsuhiro Muramoto, Kunio Murai, Takahiro Kamiya, Shinichirou Matsumoto, Kazuto Yoshimura, Akihiko Fujiwara, Shinji Kubo, Mari Nishi, Akane Itoh
  • HYDROPONIC SYSTEM
    Publication number: 20170311560
    Abstract: A hydroponic system (1) is provided with a light-collecting apparatus (3) having a pair of reflecting plates (31a) that are vertically arranged in parallel with a culture surface (23) of a culture panel (21) of a hydroponic unit (2). During a process in which natural light taken from a light-collecting opening (30) propagates while repeatedly reflected by opposing reflecting surfaces of a reflecting plates (31a), by allowing seedlings p that are transplanted into the culture panel (21) to be irradiated with the light through a light-emitting hole (32) bored in the reflecting plate (31a), a culture object can be grown efficiently at a low cost by taking natural light from the outside.
    Type: Application
    Filed: September 29, 2015
    Publication date: November 2, 2017
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Jun AGARI, Katsuhiro MURAMOTO, Kunio MURAI, Takahiro KAMIYA, Shinichirou MATSUMOTO, Kazuto YOSHIMURA, Akihiko FUJIWARA, Shinji KUBO, Mari NISHI, Akane ITOH