Patents by Inventor Mikihito IWAZAKI

Mikihito IWAZAKI 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).

  • WIPER SYSTEM CONTROL DEVICE
    Publication number: 20180141520
    Abstract: A wiper system 1 has wiper blades 4a and 4b driven by a wiper motor 7 and washer nozzles 16 for ejecting washer liquid in association with operation of a washer motor 18. The wiper motor 7 and the washer motor 18 are drive-controlled by a controller 9 housed in a motor unit 6. The controller 9 uses a FET module 10 for a three-phase motor provided with seven FETs. In the FET module 10, a battery reverse connection protection part 31 is provided with one FET (34a), a wiper motor drive part 32 is provided with four FETs (34b to 34e), and a washer motor drive part 33 is provided with two FETs (34f and 34g).
    Type: Application
    Filed: May 12, 2016
    Publication date: May 24, 2018
    Inventors: Toshiyuki AMAGASA, Mikihito IWAZAKI, Yasuhiro NAGAHARA, Kazuya TADENUMA, Hironori IKEDA, Narimitsu KOBORI