Company Filing History:

4 out of 42,485

Hitachi, Ltd.

patents

2 out of 152

Hitachi Automotive Engineering Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1981-1993

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5231914 - Variable displacement compressor (1993-08-03),

2. 5105728 - Balanced variable-displacement compressor (1992-04-21),

3. 4815943 - Variable displacement wobble plate compressor with capacity control valve (1989-03-28),

4. 4274813 - Swash plate type compressor (1981-06-23),

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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

Toshio Sudo

Location History:

Company Filing History:

Years Active: 1981-1993