Inventor · Boston, MA, US

Brett L. Bachman

14Patents
9h-index
28Co-inventors
61Inventor score

Filing activity: May 22, 1981 → Feb 8, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4445177A Digital data processing system utilizing a unique arithmetic logic unit for handling uniquely identifiable addresses for operands and instructions Physics 112 Expired
US4498132A Data processing system using object-based information and a protection scheme for determining access rights to such information and using multilevel microcode techniques Physics 23 Expired
US4493025A Digital data processing system using unique means for comparing operational results and locations at which such results are to be stored Physics 17 Expired
US4656579A Digital data processing system having a uniquely organized memory system and means for storing and accessing information therein Physics 13 Expired
US4493024A Digital data processing system Physics 12 Expired
US4498131A Data processing system having addressing mechanisms for processing object-based information and a protection scheme for determining access rights to such information Physics 11 Expired
US4516203A Improved apparatus for encaching data whose value does not change during execution of an instruction sequence Physics 10 Expired
US4499535A Digital computer system having descriptors for variable length addressing for a plurality of instruction dialects Physics 9 Expired
US4455604A Digital data processing system having addressing means for translating operands into descriptors identifying data, plural multilevel microcode control means, and ability to execute a plurality of internal language dialects Physics 9 Expired
US4939640A Data processing system having unique microinstruction control and stack means Physics 4 Expired
US4480306A Digital data processing system using unique ALU register files and micro-instruction stacks Physics 4 Expired
US4493023A Digital data processing system having unique addressing means and means for identifying and accessing operands Physics 3 Expired
US4532586A Digital data processing system with tripartite description-based addressing multi-level microcode control, and multi-level stacks Physics 2 Expired
US4519030A Unique memory for use in a digital data system Physics 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.