Patents Assigned to Komyo Rikagaku Kogyo K.K.
  • Patent number: 7905137
    Abstract: A measurement device measures engine oil consumption of an engine lubricated by engine oil. The measurement device includes a sensing pipe housing in which a sulfur dioxide sensing pipe arranged to sense the sulfur dioxide is disposed, an exhaust gas introduction passage connecting the engine and a first end of the sulfur dioxide sensing pipe, and arranged to introduce the exhaust gas from the engine to the sulfur dioxide sensing pipe, and a flow amount measurement device arranged to measure the flow amount of the exhaust gas flowing in the sulfur dioxide sensing pipe. The engine oil measurement device is small in size and able to measure engine oil consumption easily.
    Type: Grant
    Filed: April 9, 2008
    Date of Patent: March 15, 2011
    Assignees: Yamaha Hatsudoki Kabushiki Kaisha, Komyo Rikagaku Kogyo K.K.
    Inventors: Jun Taue, Hiroaki Honma
  • Publication number: 20080250846
    Abstract: A measurement device measures engine oil consumption of an engine lubricated by engine oil. The measurement device includes a sensing pipe housing in which a sulfur dioxide sensing pipe arranged to sense the sulfur dioxide is disposed, an exhaust gas introduction passage connecting the engine and a first end of the sulfur dioxide sensing pipe, and arranged to introduce the exhaust gas from the engine to the sulfur dioxide sensing pipe, and a flow amount measurement device arranged to measure the flow amount of the exhaust gas flowing in the sulfur dioxide sensing pipe. The engine oil measurement device is small in size and able to measure engine oil consumption easily.
    Type: Application
    Filed: April 9, 2008
    Publication date: October 16, 2008
    Applicants: YAMAHA HATSUDOKI KABUSHIKI KAISHA, KOMYO RIKAGAKU KOGYO K.K.
    Inventors: Jun TAUE, Hiroaki HONMA
  • Patent number: D467334
    Type: Grant
    Filed: August 17, 2001
    Date of Patent: December 17, 2002
    Assignee: Komyo Rikagaku Kogyo K.K.
    Inventor: Hiroaki Homma