Most of the cases are important in setting precedents though the plaintiffs weren't big names like Viacom: Perfect 10 v. Google - A porn site sued them over cr

Most of the cases are important in setting precedents though the plaintiffs weren't big names like Viacom: Perfect 10 v. Google - A porn site sued them over creating thumbnails of their images for image search. Google won, and set an important fair use precedent. Geico v. Google - Geico sued over Google allowing competitors to buy keywords on Geico's trademark. Google won - this mostly affects keyword advertising. Field v. Google - Writer sued Google for caching a page with his work. Google won. There are others...