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Smoltek has received a new patent for improving the capacitance density of our CNF-MIM capacitors. This innovation, a type of capacitor, can increase the capacitance density by two to three times, which is crucial for Smoltek's business and technology growth.
The patent is the first one in a new category called Multilayer Cap, and describes a method for creating a layered capacitor using a metal-insulator-metal (MIM) structure. This method involves stacking conductor-insulator layers to enhance capacitance density, a key feature of Smoltek’s CNF-MIM capacitor technology.
Capacitance density is one of the most important KPIs of our CNF-MIM capacitor technology. In this new patent, we propose a technique that doubles or triples the capacitance density through an innovating multi-layer structure.
Farzan Ghavanini, CTO at Smoltek.
The patent discloses a discrete metal-insulator-metal (MIM) capacitor component based on the proprietary carbon nanofiber technology developed at Smoltek. It also describes the structure of such capacitor and the related microfabrication processes to realize it
The patent includes two main claims: one for the structure of the capacitor and another for the manufacturing process. This invention focuses on improving metal-insulator-metal (MIM) capacitors and batteries, including capacitors and batteries, through a new, innovative multi-layer structure.
Smoltek’s patent portfolio now globally comprises 90 granted patents. Read more about our IP and patents.
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News
October 20, 2026
Smoltek has engaged Dr. Philip Lessner, formerly Executive Vice President and Chief Technology Officer (CTO) of Yageo Group, as a senior advisor to strengthening Smoltek Semi’s industrial expertise and the effort to commercialize CNF-MIM technology for ultra-thin capacitors within the semiconductor sector.
News
October 14, 2026
Smoltek Semi participated in the IEEE Electronics System-Integration Technology Conference (IEEE ESTC 2026), a leading European forum for the development of next-generation semiconductor and electronic systems.
News
October 5, 2026
Smoltek Semi attended the European technology conference ECOC 2026 to identify how the company’s ultra-thin capacitor technology, CNF-MIM, can create value within optical communication applications.
News
September 16, 2026
Between September 7–9, Smoltek’s CTO, Farzan Ghavanini, participated in the Business Sweden semiconductor delegation to Japan, meeting with leading companies and organizations across the Japanese semiconductor ecosystem.
News
May 15, 2026
Smoltek has been granted an additional patent within its Interposer patent family, further protecting the company’s CNF-MIM capacitor technology for advanced semiconductor packaging. With this European patent approval, the company has secured Interposer IP in all major global markets.
News
March 27, 2026
Our CNF-MIM technology has demonstrated stable electrical performance after 2,000 hours in an independent life test conducted by a global capacitor manufacturer. This further strengthens confidence in the reliability of the technology and supports Smoltek's development of advanced capacitors for AI, RF and optoelectronics, among other applications.