# Chris Blumenberg — Patents explained on PatentBrief

Chris Blumenberg has 2 landmark patents explained in plain English on PatentBrief.

- [How the iPhone Switches and Adds Mobile Web Browser Tabs](https://patentbrief.org/patent/us/8214768/ios-notification-center) — granted 2012
  Apple's 2007 patent on using swipes, edge taps, and dedicated buttons to create and flip through multiple full-screen windows in a mobile web browser.
- [How Touchscreens Understand Your Finger Swipes and Scrolls](https://patentbrief.org/patent/us/7479949/iphone-multi-touch) — granted 2009
  This patent describes how touchscreens use smart rules, called heuristics, to figure out if your finger movement means scrolling up, moving around a map, or flipping to the next photo, especially by looking at how you start your swipe.

**Full profile:** https://patentbrief.org/inventor/chris-blumenberg

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._