Company Filing History:

3 out of 58,129

Sony Corporation

patents

Years Active: 1993-1995

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5402271 - Video tape recorder monitors recording errors and rerecords video (1995-03-28),

2. 5343334 - Video tape that records, plays back, and rerecords video signals to (1994-08-30),

3. 5274521 - Planar thin film magnetic head (1993-12-28),

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.

For the Inventor, By the Inventor

Kiyoshi Yamakawa

Company Filing History:

Years Active: 1993-1995