Q-Dot, Inc.
29Patents
0Active
29Granted
34Portfolio score
Filing activity: Feb 14, 1973 → Oct 26, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6987474B2 | Beamformed ultrasonic imager with delta-sigma feedback control | Electricity | 50 | Expired |
| US5964708A | Beamformed ultrasonic imager with delta-sigma feedback control | Electricity | 44 | Expired |
| US5334962A | High-speed data supply pathway systems | Electricity | 44 | Expired |
| US4751193A | Method of making SOI recrystallized layers by short spatially uniform light pulses | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4640347A | Heat pipe | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US4103433A | Home laundry dryer | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5614740A | High-speed peristaltic CCD imager with GaAs fet output | Electricity | 24 | Expired |
| US4621681A | Waste heat boiler | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4426959A | Waste heat recovery system having thermal sleeve support for heat pipe | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4020898A | Heat pipe and method and apparatus for fabricating same | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US6208189A | Beamformed ultrasonic imager with delta-sigma feedback control | Electricity | 20 | Expired |
| US4326344A | Laundry drying system and method | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4440215A | Heat pipe | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4706355A | Method of making an internally grooved and expanded tubular heat exchanger apparatus | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4314212A | Transient data recorder systems | Physics | 16 | Expired |
| US4586010A | Charge splitting sampler systems | Electricity | 16 | Expired |
| US4482004A | Waste heat boiler | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5061927A | Floating point analog to digital converter | Electricity | 11 | Expired |
| US4488344A | Waste heat recovery system having thermal sleeve support for heat pipe | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5327138A | Charge-mode analog to digital converter | Electricity | 6 | Expired |
| US6377514B1 | Acoustic lens-based swimmer's sonar | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4393357A | High speed transient recorder systems | Electricity | 6 | Expired |
| US6954168B2 | Active load clamp for a track-and-hold circuit | Physics | 5 | Expired |
| US5923061A | CCD charge splitter | Electricity | 4 | Expired |
| US4485865A | Waste heat recovery system having thermal sleeve support for heat pipe | Mechanical Engineering; Lighting; Heating | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.