Heraeus files patent infringement lawsuit against Giga Solar Materials

June 10, 2015
Facebook
Twitter
LinkedIn
Reddit
Email

Germany-based PV materials manufacturer Heraeus has filed a patent infringement lawsuit against Taiwan-based PV materials specialist Giga Solar Materials Corp for allegedly infringing a patent held by Heraeus over front-side metallisation paste materials used for solar cells.

In its complaint filed at the Intellectual Property Court in Taipei, Taiwan, the company claimed that Giga Solar sold three series of its patented front-side silver pastes to cell manufacturers in Taiwan.

This article requires Premium SubscriptionBasic (FREE) Subscription

Try Premium for just $1

  • Full premium access for the first month at only $1
  • Converts to an annual rate after 30 days unless cancelled
  • Cancel anytime during the trial period

Premium Benefits

  • Expert industry analysis and interviews
  • Digital access to PV Tech Power journal
  • Exclusive event discounts

Or get the full Premium subscription right away

Or continue reading this article for free

The patent TWI432539 covers the use of leaded and lead free tellurium glasses in the production of metallisation pastes.

Andreas Liebheit, head of Heraeus Photovoltaics Global Business Unit, said Heraeus invests heavily in developing innovative metallisation pastes and said the advances made by the company benefits the PV industry by improving solar cell technology.

He added: “Our in-depth paste manufacturing knowledge and expertise are protected with strong patents to ensure that our customers can rely on Heraeus as a long-term industry leading supplier for advanced metallisation solutions.”

Read Next

April 9, 2026
Origis Energy has secured US$118 million in tax equity financing for the Chalan solar-plus-storage project in Kern County, California.
April 9, 2026
French utility EDF has received a development consent order (DCO) from the UK government to build an 800MW solar PV plant in England.
April 9, 2026
Italy is the most attractive European country for solar development, according to the chief of staff of German independent power producer (IPP), Encavis.
Premium
April 9, 2026
PV Talk: JP Kock of IPP Encavis discusses why the competitive landscape of Europe's solar market is in store for a shake-up.
April 9, 2026
French renewables company Voltalia has fully commissioned the 148MW Bolobedu solar farm in Limpopo province, South Africa.
April 9, 2026
South Australia has opened applications for renewable energy feasibility licences across more than 11,000 square kilometres of land with some of the state's highest coincident wind and solar resources.

Upcoming Events

Solar Media Events
April 15, 2026
Milan, Italy
Solar Media Events
June 16, 2026
Napa, USA
Solar Media Events
October 13, 2026
San Francisco Bay Area, USA
Solar Media Events
November 3, 2026
Málaga, Spain
Solar Media Events
November 24, 2026
Warsaw, Poland