Patents by Inventor Hisashi Miyasawa

Hisashi Miyasawa 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).

  • Ink cartridge and ink-jet recording apparatus
    Publication number: 20060114300
    Abstract: An ink cartridge has pivotable levers connected to walls of a container, and both pawls and protruded guide portions formed on the levers. The pawls are engageable with an ink cartridge holder. The protruded guide portions contact the ink cartridge holder to move the levers in the opening direction. Further, protruded stopper portions are formed to permit pivoting movement of the levers to such a degree as to disengage the pawls from the ink cartridge holder.
    Type: Application
    Filed: January 13, 2006
    Publication date: June 1, 2006
    Inventors: Takeo Seino, Satoshi Shinada, Hisashi Miyasawa, Yasuto Sakai, Masaki Shimomura, Satoshi Nakata