David E. Cushing
19Patents
11h-index
21Co-inventors
68Inventor score
Filing activity: Jul 15, 1977 → Oct 5, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4161784A | Microprogrammable floating point arithmetic unit capable of performing arithmetic operations on long and short operands | Physics | 211 | Expired |
| US5003204A | Edge triggered D-type flip-flop scan latch cell with recirculation capability | Electricity | 94 | Expired |
| US4438493A | Multiwork memory data storage and addressing technique and apparatus | Physics | 41 | Expired |
| US4323967A | Local bus interface for controlling information transfers between units in a central subsystem | Physics | 40 | Expired |
| US4933909A | Dual read/write register file memory | Physics | 27 | Expired |
| US4980819A | Mechanism for automatically updating multiple unit register file memories in successive cycles for a pipelined processing system | Physics | 23 | Expired |
| US5134706A | Bus interface interrupt apparatus | Physics | 17 | Expired |
| US4455606A | Logic control system for efficient memory to CPU transfers | Physics | 13 | Expired |
| US4360869A | Control store organization for a data processing system | Physics | 13 | Expired |
| US5229999A | Method and apparatus for integrity testing of fault monitoring logic | Physics | 12 | Expired |
| US4451883A | Bus sourcing and shifter control of a central processing unit | Physics | 11 | Expired |
| US4130879A | Apparatus for performing floating point arithmetic operations using submultiple storage | Physics | 10 | Expired |
| US4460959A | Logic control system including cache memory for CPU-memory transfers | Physics | 10 | Expired |
| US4348724A | Address pairing apparatus for a control store of a data processing system | Physics | 9 | Expired |
| US4295202A | Hexadecimal digit shifter output control by a programmable read only memory | Physics | 6 | Expired |
| US4467416A | Logic transfer and decoding system | Physics | 3 | Expired |
| US4348723A | Control store test selection logic for a data processing system | Physics | 3 | Expired |
| US4467417A | Flexible logic transfer and instruction decoding system | Physics | 2 | Expired |
| US4349874A | Buffer system for supply procedure words to a central processor unit | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.