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For the Inventor, By the Inventor

Darmstadt, Germany

Rohm Gmbh Chemische Fabrik


USPTO Granted Patents = 104


Forward Citations = 1,539

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145 inventors (with patents filed for the assignee):

goldMedal Werner Siol (37 out of 101 patents)

silverMedal Ulrich Terbrack (16 out of 31 patents)

bronzeMedal Jens-Dieter Fischer (12 out of 18 patents)

4.  Heinz Gross (8 out of 21 patents)

5.  Winfried Wunderlich (6 out of 15 patents)

6.  Heinz Vetter (5 out of 31 patents)

7.  Joachim Wendorff (5 out of 5 patents)

8.  Manfred Munzer (5 out of 12 patents)

9.  Manfred Eich (5 out of 5 patents)

10.  Michael Muller (5 out of 6 patents)

11.  Hans Lorenz (4 out of 12 patents)

12.  Klaus Lehmann (4 out of 22 patents)

13.  Klaus Langerbeins (4 out of 12 patents)

14.  Thomas Rhein (4 out of 9 patents)

15.  Hans-Ulrich Petereit (3 out of 55 patents)


Core Competencies:
Comb Polymers
Enzymatic Degumming
Transparent Composite Plates
Light-Scattering Polystyrene
High Impact Strength Polymers
Polymer Blends
Liquid Crystal Layers
Aqueous Polyacrylate Dispersion
Polymer Composites
Elastomeric Acrylic Resins
Impact-Resistant Methacrylate
Optical Data Storage

104 patents:

1. 5565130 - Comb polymers based on olefin copolymer macromonomers (1996-10-15),
2. 5558781 - Process for enzymatically degumming vegetable oil (1996-09-24),
3. 5523168 - Transparent composite plate system (1996-06-04),
4. 5446095 - Compatible polymer blends (1995-08-29),
5. 5395882 - Light-scattering polystyrene molding compounds, and molded articles (1995-03-07),
6. 5380801 - Miscible blends of polyphenylene ether and polyaryl (meth)acrylate (1995-01-10),
7. 5380797 - High impact strength polymer blends (1995-01-10),
8. 5349025 - Heat sealable plastic film (1994-09-20),
9. 5344889 - Polystyrene adhering heat-sealable plastic film (1994-09-06),
10. 5342691 - Polyester-polycarbonate substrate coated with UV protecting layer (1994-08-30),
11. 5322900 - Compatible polymer blends (1994-06-21),
12. 5306633 - Bacterial xylanase, method for its production, bacteria producing a (1994-04-26),
13. 5296512 - Water-soluble pressure-sensitive skin adhesive, its use, and agents (1994-03-22),
14. 5286436 - Producing extruded solid plastic sheet and film (1994-02-15),
15. 5280073 - Elastomeric arcylic resins (1994-01-18),
Rohm GmbH Chemische Fabrik is a chemical manufacturing company that specializes in the production of high-quality specialty chemicals. With over 100 years of experience, Rohm GmbH has established itself as a leading provider of innovative solutions for various industries including automotive, electronics, and healthcare. The company's commitment to research and development, along with its focus on sustainability, enables Rohm GmbH to deliver cutting-edge products that meet the evolving needs of its diverse customer base.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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104 Patents

#8 in Darmstadt

#603 in Germany

#7,308 in the World

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Darmstadt, Germany

Rohm Gmbh Chemische Fabrik

Forward Citations = 1,539

145 inventors:

goldMedal Werner Siol (37 out of 101 patents)

silverMedal Ulrich Terbrack (16 out of 31 patents)

bronzeMedal Jens-Dieter Fischer (12 out of 18 patents)

4.  Heinz Gross (8 out of 21 patents)

5.  Winfried Wunderlich (6 out of 15 patents)

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