% Expired Patents = 100.0

EPO Patents = 2

Forward Citations = 11

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12 inventors (with patents filed for the assignee):

Kamel Ounadjela (4 out of 20 patents)

Fritz Kirscht (4 out of 13 patents)

Dieter Linke (4 out of 6 patents)

4. Scott Nichol (2 out of 19 patents)

5. Matthias Heuer (2 out of 9 patents)

6. Jean Patrice Rakotoniaina (2 out of 3 patents)

7. Vera Abrosimova (2 out of 5 patents)

8. Jean Patrice Rakotoniana (2 out of 4 patents)

9. Martin Kaes (1 out of 5 patents)

10. Anis Jouini (1 out of 3 patents)

11. Dan Smith (1 out of 5 patents)

12. Anthony Tummillo (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 8316745 - Semiconductor wafer pre-process annealing and gettering method and system for solar cell formation (2012-11-27),

2. 8273176 - Method for processing silicon powder to obtain silicon crystals (2012-09-25),

3. 8216539 - Cascading purification (2012-07-10),

4. 8008107 - Semiconductor wafer pre-process annealing and gettering method and system for solar cell formation (2011-08-30),

5. 7955433 - Method and system for forming a silicon ingot using a low-grade silicon feedstock (2011-06-07),

6. 7887633 - Germanium-enriched silicon material for making solar cells (2011-02-15),

Company Overview

Calisolar Inc. is a leading manufacturer of high-quality solar energy products. With a focus on sustainability and innovation, Calisolar is dedicated to providing clean, affordable energy solutions for residential, commercial, and industrial applications. Their advanced technology and dedication to customer satisfaction set them apart in the renewable energy industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

6 Patents

#431 in Sunnyvale, CA

#10,578 in California

#45,007 in US

Sunnyvale, CA, United States of America

Calisolar Inc.

Forward Citations = 11

12 inventors:

Kamel Ounadjela (4 out of 20 patents)

Fritz Kirscht (4 out of 13 patents)

Dieter Linke (4 out of 6 patents)

4. Scott Nichol (2 out of 19 patents)

5. Matthias Heuer (2 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Calisolar Inc.. Retrieved from https://idiyas.com/company/calisolar

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]

2 patents (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]