David Matthew Fischer
23Patents
8h-index
44Co-inventors
75Inventor score
Filing activity: Apr 21, 1983 → Mar 1, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7494468B2 | Ultrasonic medical device operating in a transverse mode | Human Necessities | 429 | Expired |
| US6551337B1 | Ultrasonic medical device operating in a transverse mode | Human Necessities | 196 | Expired |
| US7717685B2 | High pressure pumping cartridges for medical and surgical pumping and infusion applications | Emerging Cross-Sectional Technologies | 79 | Active |
| US4546379A | Independent color adjustment for a video system | Electricity | 74 | Expired |
| US6535795B1 | Method for chemical addition utilizing adaptive optimization | Physics | 70 | Expired |
| US4873471A | High frequency ballast for gaseous discharge lamps | Emerging Cross-Sectional Technologies | 35 | Expired |
| US8857197B1 | Device and method for mixing viscous substances | Human Necessities | 24 | Active |
| US9433230B1 | Device and method for dosing cryogenic liquid | Performing Operations; Transporting | 22 | Active |
| US9723425B2 | Bass management for audio rendering | Electricity | 5 | Active |
| US10779084B2 | Automatic discovery and localization of speaker locations in surround sound systems | Electricity | 2 | Active |
| US11425503B2 | Automatic discovery and localization of speaker locations in surround sound systems | Electricity | 2 | Active |
| US9875751B2 | Audio processing systems and methods | Electricity | 2 | Active |
| US11115617B2 | Audio device for HDMI | Electricity | 1 | Active |
| US10341772B2 | Audio stick for controlling wireless speakers | Electricity | 1 | Active |
| US11264050B2 | Blind detection of binauralized stereo content | Electricity | 1 | Active |
| US10587982B2 | Dual-orientation speaker for rendering immersive audio content | Electricity | 0 | Active |
| US10491851B2 | Media stick for controlling wireless speakers | Electricity | 0 | Active |
| US10244775B1 | Device and method for dosing cryogenic liquid | Performing Operations; Transporting | 0 | Active |
| US11213045B1 | Device and method for dosing cryogenic liquid | Performing Operations; Transporting | 0 | Active |
| US11544032B2 | Audio connection and transmission device | Electricity | 0 | Active |
| US11166101B2 | Audio stick for controlling wireless speakers | Electricity | 0 | Active |
| US8460487B1 | Method for desensitizing liquid explosives and detonable flammable liquids | Chemistry; Metallurgy | 0 | Active |
| US11929091B2 | Blind detection of binauralized stereo content | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.