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Lübeck, Germany

Siegbert Tolk

USPTO Granted Patents = 5

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 9(Granted Patents)

Location History:

Oldenburg, DE (2010)
Lübeck, DE (2009 - 2021)

Company Filing History:

Dräger Safety Ag&co. Kgaa

Years Active: 2009-2025

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12396509 - Safety helmet with an intermediate piece for changing the center of gravity and arrangements with such a safety helmet and two alternative intermediate pieces (2025-08-26),

2. 11166527 - Detachable belt connector system (2021-11-09),

3. 7770581 - Breathing mask (2010-08-10),

4. 7770240 - Safety helmet with a breathing mask (2010-08-10),

5. 7575004 - Gas mask for normal pressure operation and overpressure operation (2009-08-18),

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