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Krefeld, Germany

Wolfgang Oehlert

USPTO Granted Patents = 8

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 24(Granted Patents)

Location History:

Wheeling, WV (US) (2000)
Krefeld, DE (1997 - 2007)
Shanghai, CN (2019)

Company Filing History:

6 out of 12,160

Bayer Aktiengesellschaft

Lanxess Deutschland Gmbh

Years Active: 1997-2019

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10221326 - Production of red iron oxide pigment (2019-03-05),

2. 7294192 - Heat-stable zinc ferrite colour pigments, process for preparing them and their use (2007-11-13),

3. 6117228 - Heat-stable iron oxide yellow pigments (2000-09-12),

4. 6086846 - Use of synthetic, iron raw materials for preparing iron oxide pigments (2000-07-11),

5. 5837216 - Use of synthetic, iron raw materials for preparing iron oxide pigments (1998-11-17),

6. 5730794 - Use of synthetic, bainite-rich iron raw materials for preparing iron (1998-03-24),

7. 5667579 - Thermally stable iron oxide pigments, a process for their preparation (1997-09-16),

8. 5665157 - Clean color shade, yellow-tinged red iron oxide pigments, and a process (1997-09-09),

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