Here’s a sign that e-readers are struggling in the U.S.: E Ink Holdings, the Taiwan-based company that makes e-reader screens for companies such as Amazon (s AMZN), Barnes & Noble (s BKS) and Sony (s SNE), just had its worst quarter in four years. The company saw a net loss of NT $1.01 billion (USD $33.7 million) for the second quarter of 2013, and revenues were down 35 percent over the previous year to NT $2.93 billion (USD $98 million).

Market research companies have been forecasting the death of e-readers for awhile now as more consumers buy tablets. Nonetheless, E Ink Holdings sees growth ahead as e-readers become more popular outside the United States. “Customers [i.e., e-reader manufacturers] have put off their new product launches to the third quarter from the second quarter,” CFO Eddie Chen said (via the Taipei Times). In an investor presentation (PDF), E Ink noted that…