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Bad Abbach, Germany

Andreas Grassmann

USPTO Granted Patents = 3

Average Co-Inventor Count = 1.3

ph-index = 3

Forward Citations = 13(Granted Patents)

Company Filing History:

2 out of 30,045

Siemens Aktiengesellschaft

1 out of 52,735

Kabushiki Kaisha Toshiba

Siemens Microelectronics Limited

where one patent can have more than one assignee

Years Active: 2000

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6162564 - Mask blank and method of producing mask (2000-12-19),

2. 6063530 - Control of critical dimensions through measurement of absorbed radiation (2000-05-16),

3. 6025116 - Etching of contact holes (2000-02-15),

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