Apple has filed a countersuit in its ongoing legal fight with Qualcomm, claiming Qualcomm’s Snapdragon mobile chips infringe on Apple patents, Reuters reports. Qualcomm filed a lawsuit in July claiming Apple infringed on several of its patents that help mobile phones get better battery life, and Apple’s new counterclaim is that it owns eight patents pertaining to battery life that Qualcomm is violating. Apple claims its innovations that…