Derek Richards
18Patents
6h-index
5Co-inventors
59Inventor score
Filing activity: May 8, 1975 → Sep 28, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5022106A | Invalid hoists | Human Necessities | 54 | Expired |
| US5103509A | Apparatus for assisting physically disabled persons into and out of a bath | Human Necessities | 24 | Expired |
| US5369821A | Invalid hoist | Human Necessities | 18 | Expired |
| US3969778A | Toilet aids | Human Necessities | 16 | Expired |
| US5146638A | Bath | Human Necessities | 16 | Expired |
| US5412820A | Invalid hoist with laterally adjustable base | Human Necessities | 13 | Expired |
| USD338059S | Combined bathtub and invalid chair hoist | General | 6 | Expired |
| USD337443S | Hoist chair | General | 2 | Expired |
| US10693613B2 | Telecommunications apparatus and methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US9179372B2 | Optimizing parameter setting for handover of mobile terminals on a transportation platform | Electricity | 1 | Active |
| US8849286B2 | Optimizing parameter setting for handover of mobile terminals on a transportation platform | Electricity | 1 | Active |
| US9913218B2 | Communications device and methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US10085293B2 | Telecommunications apparatus and methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US10383052B2 | Infrastructure equipment, mobile communications network and method for reducing overhead of signaling transmissions and processing | Emerging Cross-Sectional Technologies | 0 | Active |
| US10117176B2 | Infrastructure equipment, mobile communications network and method for reducing overhead of signaling transmissions and processing | Emerging Cross-Sectional Technologies | 0 | Active |
| US10645652B2 | Communications device and methods for controlling stasis state transition for a mobile terminal | Emerging Cross-Sectional Technologies | 0 | Active |
| US9439113B2 | Optimizing parameter setting for handover of mobile terminals on a transportation platform | Electricity | 0 | Active |
| US10531383B2 | Communications system, infrastructure equipment, communication terminal and method | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.