Company Filing History:

4 out of 30,028

Siemens Aktiengesellschaft

where one patent can have more than one assignee

Years Active: 1990-1997

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5650363 - Method for processing thin wafers and solar cells of crystalline silicon (1997-07-22),

2. 5579388 - Network-independent electrical energy user with additional, photovoltaic (1996-11-26),

3. 5340410 - Method for manufacturing polycrystalline silicon thin-film solar cells (1994-08-23),

4. 4914044 - Method of making tandem solar cell module (1990-04-03),

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Location History:

Company Filing History:

Years Active: 1990-1997