David E. Keefer
4Patents
2h-index
7Co-inventors
41Inventor score
Filing activity: Dec 1, 1977 → Jan 16, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4155120A | Apparatus and method for controlling microinstruction sequencing by selectively inhibiting microinstruction execution | Physics | 35 | Expired |
| US7958012B2 | System and method for enabling online research, publication, promotion and management of user goods | Physics | 26 | Active |
| US12392518B2 | Intelligent commissioning of building automation controllers | Physics | 0 | Active |
| US11874011B2 | Intelligent commissioning of building automation controllers | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.