Company Filing History:

2 out of 42,485

Hitachi, Ltd.

patents

1 out of 1,112

Hitachi Maxell, Limited

patents

1 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 2000-2002

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6411591 - Optical recording medium and optical memory device (2002-06-25),

2. 6340555 - Information recording medium and information recording and reproducing apparatus using the same (2002-01-22),

3. 6132932 - Information recording medium and information recording and reproducing (2000-10-17),

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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

Koichi Moritani

Company Filing History:

Years Active: 2000-2002