Company Filing History:

6 out of 30,028

Siemens Aktiengesellschaft

patents

2 out of 642

Metallgesellschaft Aktiengesellschaft

patents

where one patent can have more than one assignee

Years Active: 1977-1995

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5471377 - Process for controlling a power supply which supplies power to an (1995-11-28),

2. 4873620 - Voltage supply with recovery protection for a thyristor (1989-10-10),

3. 4670829 - Method and apparatus for supplying an electrostatic precipitator with (1987-06-02),

4. 4470095 - Coil excitation arrangement for producing a pulse-shaped field of (1984-09-04),

5. 4413225 - Method of operating an electrostatic precipitator (1983-11-01),

6. 4063302 - Protection arrangement for an inverter (1977-12-13),

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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

Gerhard Donig

Company Filing History:

Years Active: 1977-1995