% Expired Patents = 25.0

EPO Patents = 1

Forward Citations = 93

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9 inventors (with patents filed for the assignee):

Jacques Periard (2 out of 8 patents)

Thomas L Sidler (1 out of 3 patents)

Leo Diehm (1 out of 9 patents)

4. Michal T Judge (1 out of 2 patents)

5. Francis Fischer (1 out of 5 patents)

6. Laurent Fulcheri (1 out of 1 patent)

7. Pierre Willemez (1 out of 1 patent)

8. Hans-Rudolf Staub (1 out of 6 patents)

9. Yvan A Schwob (1 out of 3 patents)

10. Michael Spahr (22 patents)

11. Jonathan David Brereton Sharman (14 patents)

12. Sarah Caroline Ball (9 patents)

13. Marlene Rodlert (1 patent)

14. Graham Alan Hards (16 patents)

4 patents: Sort by Forward Citations

1. 9067817 - System and method to coat glass gobs with a lubricating dispersion during the drop to blank molds (2015-06-30),

2. 6099696 - Conversion of carbon or carbon-containing compounds in a plasma (2000-08-08),

3. 5691282 - Lubricant composition for use on workpieces in the hot forming of metals (1997-11-25),

4. 5661116 - Lubricant composition for preventing carborization in the production of (1997-08-26),

Company Overview

Timcal Ltd. is a leading manufacturer of graphite and carbon-based materials for various industrial applications. With over 30 years of experience, Timcal is known for its high-quality products and exceptional customer service. The company offers a wide range of products, including natural graphite, specialty carbon blacks, and conductive additives. Timcal is committed to sustainability and environmentally-friendly practices in its manufacturing processes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#3 in Bodio

#2,004 in Switzerland

Bodio, Switzerland

Timcal Ltd.

Forward Citations = 93

9 inventors:

Jacques Periard (2 out of 8 patents)

Thomas L Sidler (1 out of 3 patents)

Leo Diehm (1 out of 9 patents)

4. Michal T Judge (1 out of 2 patents)

5. Francis Fischer (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Timcal Ltd.. Retrieved from https://idiyas.com/company/timcal

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]