Danny A. Grant
275Patents
40h-index
95Co-inventors
93Inventor score
Filing activity: Jan 16, 2002 → Oct 20, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7742036B2 | System and method for controlling haptic devices having multiple operational modes | Physics | 1,264 | Active |
| US7161580B2 | Haptic feedback using rotary harmonic moving mass | Physics | 1,143 | Expired |
| US8754757B1 | Automatic fitting of haptic effects | Physics | 188 | Active |
| US7791588B2 | System and method for mapping instructions associated with haptic feedback | Physics | 164 | Active |
| US8264465B2 | Haptic feedback for button and scrolling action simulation in touch input devices | Physics | 160 | Active |
| US7979146B2 | System and method for automatically producing haptic events from a digital audio signal | Physics | 155 | Active |
| US8390594B2 | Haptic feedback using composite piezoelectric actuator | Electricity | 151 | Active |
| US8164573B2 | Systems and methods for adaptive interpretation of input from a touch-sensitive input device | Physics | 140 | Active |
| US7639232B2 | Systems and methods for controlling a resonant device for generating vibrotactile haptic effects | Electricity | 137 | Active |
| US7283120B2 | Method and apparatus for providing haptic feedback having a position-based component and a predetermined time-based component | Physics | 134 | Expired |
| US7890863B2 | Haptic effects with proximity sensing | Emerging Cross-Sectional Technologies | 124 | Active |
| US7369115B2 | Haptic devices having multiple operational modes including at least one resonant mode | Electricity | 108 | Expired |
| US9582178B2 | Systems and methods for multi-pressure interaction on touch-sensitive surfaces | Physics | 100 | Active |
| US8378965B2 | Vibration actuator with a unidirectional drive | Performing Operations; Transporting | 99 | Active |
| US6750877B2 | Controlling haptic feedback for enhancing navigation in a graphical environment | Electricity | 97 | Expired |
| US9448713B2 | Electro-vibrotactile display | Physics | 95 | Active |
| US8325144B1 | Digital envelope modulator for haptic feedback devices | Physics | 94 | Active |
| US8352643B2 | Haptically enhanced interactivity with interactive content | Physics | 94 | Active |
| US7280095B2 | Hierarchical methods for generating force feedback effects | Physics | 91 | Expired |
| US9164587B2 | Haptic spatialization system | Human Necessities | 78 | Active |
| US9405369B2 | Simulation of tangible user interface interactions and gestures using array of haptic cells | Physics | 73 | Active |
| US8754758B1 | Automatic fitting of haptic effects | Physics | 69 | Active |
| US9513709B2 | Haptic feedback generation based on resonant frequency | Electricity | 63 | Active |
| US8156809B2 | Systems and methods for resonance detection | Physics | 60 | Active |
| US8593269B2 | System and method for controlling haptic devices having multiple operational modes | Physics | 57 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.