Robert D. Morrison
24Patents
11h-index
9Co-inventors
68Inventor score
Filing activity: Sep 19, 1974 → Aug 10, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5601070A | Convection oven | Mechanical Engineering; Lighting; Heating | 51 | Expired |
| US8446156B2 | Rock analysis apparatus and method | Physics | 21 | Active |
| US3956782A | Contour mattress cover | Human Necessities | 18 | Expired |
| US5438353A | Clock signal generator for electrophotographic printers | Electricity | 16 | Expired |
| US4823623A | Device for transfer of fluid into sealable vials | Physics | 16 | Expired |
| US4132229A | Safety belt for restraining bed patients | Human Necessities | 16 | Expired |
| US5941995A | Reloading state analyzer | Physics | 15 | Expired |
| US5990923A | High resolution dynamic pulse width modulation | Electricity | 15 | Expired |
| US5073968A | Method and apparatus for marking emulation analysis states | Physics | 14 | Expired |
| US5729277A | System and method for modifying an output image signal to compensate for drum velocity variations in a laser printer | Electricity | 14 | Expired |
| US5760816A | Variable phase clock generator for an electrophotographic printer | Electricity | 12 | Expired |
| US6236427A | Edge placement device | Electricity | 10 | Expired |
| US6366307B1 | Clock independent pulse width modulation | Electricity | 7 | Expired |
| US3978853A | Ankle hitch | Human Necessities | 7 | Expired |
| US6437553B1 | Method for delay line linearity testing | Electricity | 7 | Expired |
| US5521625A | Propagation-delay-transparent video-signal interface | Physics | 5 | Expired |
| US6373515B1 | Variable resolution transition placement device | Electricity | 4 | Expired |
| US6340986B1 | Method and device for time shifting transitions in an imaging device | Electricity | 4 | Expired |
| US6335751B1 | System and method for rendering an output image onto an image transfer surface using multiple optical scan paths | Physics | 4 | Expired |
| US6842055B1 | Clock adjustment | Electricity | 0 | Expired |
| US7359832B2 | Method of time-in-service reliability concern resolution | Physics | 0 | Active |
| US7106111B2 | Clock adjustment | Electricity | 0 | Expired |
| US7061519B2 | Scaling an image | Physics | 0 | Expired |
| US6856340B2 | System and method for clock independent pulse width modulation | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.