Company Filing History:

3 out of 8,777

Sanyo Electric Co., Ltd.

patents

Years Active: 1988-2010

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7672202 - Optical pickup apparatus (2010-03-02),

2. 5136565 - Optical device for reading and writing data on a recording medium (1992-08-04),

3. 4767921 - Optical pickup device wherein the astigmatic converged beam spot is (1988-08-30),

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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

Noriyoshi Ooyama

Location History:

Company Filing History:

Years Active: 1988-2010