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Sontheim, Germany

Rohm Gmbh

USPTO Granted Patents = 362

CIPO Patents = 20

EPO Patents = 68

Trademarks = 19

Forward Citations = 4,240

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354 inventors (with patents filed for the assignee):

Werner Siol (32 out of 101 patents)

Ernst Pfleiderer (28 out of 30 patents)

Horst Pennewiss (24 out of 38 patents)

4. Hans-Dieter Mack (23 out of 37 patents)

5. Guenter Schroeder (23 out of 23 patents)

6. Rolf Monsheimer (20 out of 22 patents)

7. Steffen Krill (18 out of 58 patents)

8. Franz Wenzel (17 out of 17 patents)

9. Juergen Christner (16 out of 18 patents)

10. Peter J Arndt (16 out of 20 patents)

11. Heinz Vetter (15 out of 31 patents)

12. Hermann Plainer (14 out of 18 patents)

13. Herbert Fink (14 out of 19 patents)

14. Siegmund Besecke (14 out of 16 patents)

15. Werner Ude (13 out of 21 patents)

Core Competencies:

Semiconductor Device

Thermoplastic Polymer

Oxidative Esterification

Methacrylic Acid

Alkyl Methacrylates

Optical Molding Materials

Light Scattering Composition

Drill Chuck

Power Drill

Forged Prevention Labels

Mechanical Properties

Gripper Manufacturing

362 patents: Sort by Forward Citations

1. 12477788 - Semiconductor device (2025-11-18),

2. 12448520 - Process for colouring a thermoplastic polymer (2025-10-21),

3. 12297170 - Simplified workup of the reactor output from an oxidative esterification (2025-05-13),

4. 12017987 - Process for eliminating interfering by-products in the direct oxidative esterification of methacrolein (2024-06-25),

5. 11939288 - Process for producing alkyl methacrylates with improved water and acid management (2024-03-26),

6. 11919846 - Continuous process for preparing methacrolein (2024-03-05),

7. 11905239 - Process for producing methacrylic acid or methacrylic acid esters (2024-02-20),

8. 11866387 - Process for producing methacrylic acid or methacrylic acid esters (2024-01-09),

9. 11858890 - Reactor and process for producing alkyl (meth)acrylates (2024-01-02),

10. 11807699 - Acrylic composition having an increased resistance to alcohols, oils and fats (2023-11-07),

11. 11780944 - Process for producing optical molding materials (2023-10-10),

12. 11731931 - Process for purifying methyl methacrylate of low-boiling components (2023-08-22),

13. 11680033 - Process for preparing methacrolein from formaldehyde and propionaldehyde and preparation plant for the purpose (2023-06-20),

14. 11661395 - Reactor and process for producing alkyl methacrylates (2023-05-30),

15. 11661392 - Safe method for tandem C-4 oxidation to methacrylic acid (2023-05-30),

Rohm GmbH is a leading semiconductor manufacturing company that produces highly reliable electronic components and systems. With decades of experience, Rohm GmbH provides innovative solutions for a wide range of industries, including automotive, consumer electronics, telecommunications, and industrial equipment. Their product portfolio includes power management ICs, sensors, LED drivers, and discrete semiconductors. Rohm GmbH is committed to delivering high-quality products and enabling technological advancements in various fields.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

362 Patents

#1 in Sontheim

#171 in Germany

#2,454 in the World

Sontheim, Germany

Rohm Gmbh

Forward Citations = 4,240

354 inventors:

Werner Siol (32 out of 101 patents)

Ernst Pfleiderer (28 out of 30 patents)

Horst Pennewiss (24 out of 38 patents)

4. Hans-Dieter Mack (23 out of 37 patents)

5. Guenter Schroeder (23 out of 23 patents)

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