Rambus, the small company whose memory-chip technology is inside virtually every personal computer, won a major court victory in its decade-long effort to get royalties from the world's major chip makers. After a seven-week trial, a San Jose jury deliberated just a few hours before deciding that Rambus didn't violate antitrust or fraud laws when it patented technologies that an industry group ultimately adopted into the standards for dynamic random access memory (DRAM) chips.