An advanced technology for the Apple Pencil has been spotted in a patent document that doesn't need a screen to function.

Learn how to create impressive pencil renderings in just 5 minutes! This quick and easy tutorial is perfect for architects ...

Learn how to create a quick and effective pencil rendering in under 5 minutes! Perfect for architects who need fast, polished sketches to communicate ideas clearly without spending hours. #Architectur ...

Technology for an advanced Apple Pencil has been spotted in a patent document, and it describes the use of a trackball tip and optical sensors.