Company Filing History:

4 out of 42,485

Hitachi, Ltd.

patents

1 out of 46

Hitachi Video and Information System, Inc.

patents

where one patent can have more than one assignee

Years Active: 1993-2001

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6171641 - Vacuum processing apparatus, and a film deposition apparatus and a film deposition method both using the vacuum processing apparatus (2001-01-09),

2. 5815396 - Vacuum processing device and film forming device and method using same (1998-09-29),

3. 5707500 - Vacuum processing equipment, film coating equipment and deposition method (1998-01-13),

4. 5206760 - Multiprojection apparatus (1993-04-27),

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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

Akira Okamoto

Location History:

Company Filing History:

Years Active: 1993-2001