Patents by Inventor Masayuki Murashita

Masayuki Murashita 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).

  • Editing system for rearranging allocation of information units on an information recording medium
    Patent number: 4970608
    Abstract: An editing system, an embodiment of which is a still video floppy disk system, including a temporary storage means for evacuating recorded information in a track of a floppy disk before the track is placed under erasing operation. Utilizing the temporary storage means, self-editing operation in a regular sequence is performed so as to rearrange or relocate recorded tracks in such a manner that the recorded tracks are consecutively allocated from the outer side of the disk without including unrecorded tracks. No system other than a single self-editing system of the invention is necessary to perform the self-editing operation.
    Type: Grant
    Filed: March 16, 1989
    Date of Patent: November 13, 1990
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Yoshio Fukuda, Hiroyuki Watanabe, Tetsuya Kawasaki, Yasuo Arisawa, Masayuki Murashita