Patents by Inventor Akimasa Tsunoda

Akimasa Tsunoda 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).

  • Electronic part and method for inhibiting intrusion of soldering flux
    Patent number: 5922989
    Abstract: An electronic part capable of preventing a flux from intruding thereinto without using a sealing material can be provided. In the electronic part 1, terminals 3 to be inserted through electrode holes of a circuit board are projected from a casing 1a. In the terminals 3, there are provided cut-in portions 8 extending to a space formed between the casing 1a and the circuit board when the terminals 3 are inserted through the electrode holes.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: July 13, 1999
    Assignee: Mitsuba Electric Manufacturing Co., Ltd.
    Inventors: Akimasa Tsunoda, Yuichi Nagase, Seiichi Katagiri, Shigeo Suzuki, Kiyohumi Nakayama, Kenji Hirota, Noboru Sato, Tatsuya Tsukagoshi