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

Premium
February 26, 2026
Analysis: As new duties threaten to block PV producers from India, Laos and Indonesia from the US market, the outcome of the Section 232 polysilicon investigation could put an end to the question of who will be next.
February 26, 2026
US engineering and manufacturing company MacLean-Fogg has acquired solar PV tracker and fixed-tilt solutions manufacturer OMCO Solar.
February 26, 2026
Developers are forecast to add a record 43.4GW of new solar PV capacity to the US power system in 2026, according to the EIA.
February 26, 2026
Power loss at solar PV projects has more than doubled in the last five years despite maturing markets and advancing technology, according to new data from US-based  solar asset analysis firm Raptor Maps.
February 26, 2026
Indian solar manufacturer Premier Energies has unveiled a new zero busbar (0BB) TOPCon solar cell, a “first” in India, according to the company.
February 26, 2026
A round-up of several project stories in the US that have been announced this week, including OCI Energy, Arava Power, Arevon Energy and MN8.

Upcoming Events

Solar Media Events
March 24, 2026
Dallas, Texas
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