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Gross-Zimmern, Germany

Friedrich Hanstein

USPTO Granted Patents = 10

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 94(Granted Patents)

Company Filing History:

Roehm Gmbh Chemische Fabrik

American Cyanamid Company

4. 1 out of 104

Rohm Gmbh Chemische Fabrik

Years Active: 1977-1990

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4948548 - Method of forming reducing formation of impressions from the forming tool (1990-08-14),

2. 4663094 - Process for the production of a cupola shaped plastic piece with a flat (1987-05-05),

3. 4596190 - Method for concurrently forming and hot-transfer printing a synthetic (1986-06-24),

4. 4490948 - Polishing plate and method for polishing surfaces (1985-01-01),

5. 4278723 - Shaped body of extruded acrylic glass (1981-07-14),

6. 4223493 - Multi-layered skylight (1980-09-23),

7. 4222210 - Conversion muntins for glazing frames (1980-09-16),

8. 4219910 - Clamping device for sheet materials (1980-09-02),

9. 4188425 - Double-walled shaped plastic articles (1980-02-12),

10. 4038360 - Method for contouring the surface of thermoplastic synthetic resins (1977-07-26),

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