IDiyas

For the Inventor, By the Inventor

Tokyo, Japan

Jiro Fujiwara

USPTO Granted Patents = 8 

Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Kanagawa, JP (1988 - 1989)
  • Tokyo, JP (2006 - 2019)

Company Filing History:

goldMedal8 out of 58,129 
 
Sony Corporation
 patents

Years Active: 1988-2019

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8 patents (USPTO):Explore Patents
1. 10497392 - Disk holder for disk cartridge (2019-12-03),
2. 9261899 - Electronic apparatus (2016-02-16),
3. 8978054 - Cartridge for accomodating a disc-shaped recording medium (2015-03-10),
4. 7154705 - Magnetic head for rotary head drum (2006-12-26),
5. 7016148 - Magnetic head for rotary head drum (2006-03-21),
6. 4814902 - Apparatus for recording and/or reproducing with video and multiple audio (1989-03-21),
7. 4786011 - Loading device for directing a tape-like element from a supply reel to a (1988-11-22),
8. 4779818 - Tape-like element loading device (1988-10-25),
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