Wayne F. Covington
35Patents
7h-index
23Co-inventors
61Inventor score
Filing activity: May 30, 1974 → Sep 29, 1982
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4012725A | Programmable calculator | Physics | 29 | Expired |
| US4075679A | Programmable calculator | Physics | 26 | Expired |
| US4028538A | Programmable calculator employing algebraic language | Physics | 22 | Expired |
| US4145742A | Programmable calculator including user-definable keys | Physics | 20 | Expired |
| US4126898A | Programmable calculator including terminal control means | Physics | 12 | Expired |
| US4437156A | Programmable calculator | Physics | 10 | Expired |
| US4322816A | Programmable calculator having structure for controlling an x-y plotter | Physics | 9 | Expired |
| US4366553A | Electronic computing apparatus employing basic language | Physics | 7 | Expired |
| US4156917A | Programmable calculator including separate user program and data memory areas | Physics | 6 | Expired |
| US4178633A | Programmable calculator including multifunction keys | Physics | 6 | Expired |
| US4152769A | Programmable calculator including means for permitting data entry during program execution | Physics | 6 | Expired |
| US4145752A | Programmable calculator including separate line numbering means for user-definable functions | Physics | 6 | Expired |
| US4181965A | Programmable calculator including program trace means | Physics | 5 | Expired |
| US4456964A | Calculator including means for displaying alphanumeric prompting messages to the operator | Physics | 5 | Expired |
| US4152771A | Programmable calculator including display means for signalling the user to indicate the exhaustion of a printer paper supply | Physics | 5 | Expired |
| US4156918A | Programmable calculator including means for performing computed jumps during program execution | Physics | 5 | Expired |
| US4161031A | Programmable calculator including boolean flag variable means | Physics | 4 | Expired |
| US4615015A | Self-contained electronic computer including means for immediately executing or storing alphanumeric statements entered into the computer | Physics | 4 | Expired |
| US4187547A | Programmable calculator including means for controllably introducing blank lines on a printed record during program execution | Physics | 3 | Expired |
| US4127897A | Programmable calculator having extended input/output capability | Physics | 3 | Expired |
| US4158233A | Programmable calculator including means for performing implied multiply operations | Physics | 3 | Expired |
| US4177518A | Programmable calculator including scrolling alphanumeric display means | Physics | 3 | Expired |
| US4159525A | Programmable calculator employing computed memory addresses | Physics | 2 | Expired |
| US4152770A | Programmable calculator including means for programmably controlling magnetic storage units | Physics | 2 | Expired |
| US4281390A | Programmable calculator including means for performing computed and uncomputed relative branching during program execution | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.