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For the Inventor, By the Inventor

Wetzlar, Germany

Otto-Christian Geyer

USPTO Granted Patents = 5

Average Co-Inventor Count = 2.7

ph-index = 5

Forward Citations = 261(Granted Patents)


Location History:

  • Wetzlar, DE (1983 - 1989)
  • Braunfels, DE (1991)

Company Filing History:

goldMedal5 out of 12,157 
 
Bayer Aktiengesellschaft
 patents

Years Active: 1983-1991

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5 patents (USPTO):Explore Patents
1. 5077335 - Optically clear silicone compositions (1991-12-31),
2. 4866148 - Hydrophilic copolymers, the use thereof as biomedical materials and (1989-09-12),
3. 4703097 - Optical contact objects (1987-10-27),
4. 4533397 - Use of polymer alloys based on cellulose esters in contact ophthalmics, (1985-08-06),
5. 4384097 - Contact lenses of methyl methacrylate copolymers (1983-05-17),
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