Inventor
SIMPSON RICHARD O
US9 patents
⚠️ This page may combine multiple inventors who share the name “SIMPSON RICHARD O”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
5 patentsUS4680700AJul 14, 1987
Virtual memory address translation mechanism with combined hash address table and inverted page table
IBM137 citations96
US5241656AAug 31, 1993
Depth buffer clipping for window management
IBM83 citations95
US4794522ADec 27, 1988
Method for detecting modified object code in an emulator
IBM37 citations92
US4604710AAug 5, 1986
System for converting data processing information to text processing format and vice versa
IBM45 citations87
US4458311AJul 3, 1984
Text processor having an interactive display terminal which alternately functions as a data processing terminal
IBM19 citations78