Patents by Inventor Yoshiharu Yasuhara

Yoshiharu Yasuhara 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).

  • Sewer system
    Publication number: 20060108294
    Abstract: The present invention provides a sewer system having a means to quickly disinfect rainwater-incorporated sewage and pollutant-incorporated rainwater, that is, combined sewer overflow (CSO), separated sewer rainwater overflow and separated sanitary sewer overflow before being discharged to public water body without passing through a sewage treatment plant, and a method and an apparatus for disinfecting rainwater-incorporated sewage and pollutant-incorporated rainwater.
    Type: Application
    Filed: November 19, 2004
    Publication date: May 25, 2006
    Applicant: EBARA CORPORATION
    Inventors: Sakae Kosanda, Yuichi Fuchu, Norio Makita, Yoshiharu Yasuhara, Hideyuki Yoshida, Shojiro Watanabe
  • Sewage treatment apparatus and method thereof
    Publication number: 20060108270
    Abstract: The present invention provides a sewer system having a means to quickly disinfect rainwater-incorporated sewage and pollutant-incorporated rainwater, that is, combined sewer overflow (CSO), separated sewer rainwater overflow and separated sanitary sewer overflow before being discharged to public water body without passing through a sewage treatment plant, and a method and an apparatus for disinfecting rainwater-incorporated sewage and pollutant-incorporated rainwater.
    Type: Application
    Filed: August 25, 2005
    Publication date: May 25, 2006
    Applicant: EBARA CORPORATION
    Inventors: Sakae Kosanda, Yuichi Fuchu, Norio Makita, Yoshiharu Yasuhara, Hideyuki Yoshida, Shojiro Watanabe
  • Method and apparatus for disinfecting drainage
    Patent number: 6562244
    Abstract: A method and an apparatus for disinfecting drainage are provided. A bromine-based or iodine-based disinfectant is added to water to obtain disinfecting water, and the disinfecting water is added to predetermined drainage. The apparatus has a device for producing disinfecting water from a disinfectant and drainage, a sand basin, and a channel for introducing the disinfecting water into the sand basin, and the drainage is disinfected while the drainage is dwelling in the sand basin.
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: May 13, 2003
    Assignee: Ebara Corporation
    Inventors: Yoshiharu Yasuhara, Kazuhiro Hasegawa, Kazunari Tanaka, Yuichi Fuchu, Yutaka Niida, Hideyuki Yoshida, Hiromasa Kaihatsu, Hiroshi Toriumi, Hiroshi Takasu, Tadashi Nagawa, Sumio Komine
  • Gas absorber
    Patent number: 4826805
    Abstract: An absorber that is capable of efficient absorption of SiF.sub.4 and/or BCl.sub.3 present in gases that are discharged from semiconductor fabrication plants, ceramic producing plants and other plants is disclosed. The absorber contains an alkali agent, water and a superabsorbent as effective components. This absorber, when used to treat an effluent gas, attains as high reaction rate as in the conventional wet process and can be handled as easily as in the dry process.
    Type: Grant
    Filed: October 7, 1987
    Date of Patent: May 2, 1989
    Assignees: Ebara Research Co., Ltd., Ebara Corporation
    Inventors: Akira Fukunaga, Hidenobu Arimitsu, Yoshiharu Yasuhara, Toshihiko Shiota