Complex sentence: Piezo inkjet technology is often used on production lines to mark products--for instance the "use-before" date is often applied to products with this technique; in this application the head is stationary and the product moves past.
Split into simpler sentences: Piezo inkjet technology is often used on production lines to mark products. For instance, the "use-before" date is often applied to products with this technique; in this application the head is stationary and the product moves past.