David S. Register
18Patents
17h-index
7Co-inventors
63Inventor score
Filing activity: Dec 26, 1991 → Oct 4, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5661632A | Hand held computer with dual display screen orientation capability controlled by toggle switches having first and second non-momentary positions | Emerging Cross-Sectional Technologies | 467 | Expired |
| US5455466A | Inductive coupling system for power and data transfer | Electricity | 289 | Expired |
| US5606594A | Communication accessory and method of telecommunicating for a PDA | Electricity | 229 | Expired |
| US5440502A | Stylus operable computer with wireless keyboard in storage bay | Physics | 107 | Expired |
| US5241303A | Portable computer with physical reconfiguration of display connection for stylus and keyboard entry | Physics | 97 | Expired |
| US5579528A | Computer system employing docking bay with spring loaded connector pins and file coherency method | Physics | 97 | Expired |
| US5590021A | Secondary display system for computer | Emerging Cross-Sectional Technologies | 64 | Expired |
| US5452180A | Docking apparatus for a portable data processing unit including an arcuate support member with a card extension pivotally mounted on a base member | Physics | 64 | Expired |
| US5960440A | Kitchen information and database management method and apparatus | Emerging Cross-Sectional Technologies | 61 | Expired |
| US5673170A | Secondary display system for computer | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5515305A | PDA having chord keyboard input device and method of providing data thereto | Physics | 52 | Expired |
| US5469559A | Method and apparatus for refreshing a selected portion of a dynamic random access memory | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5396400A | Convertible computer apparatus acting as a desk-top computer or a docking station | Physics | 40 | Expired |
| US5524248A | Random access memory power management system | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5465038A | Battery charging/data transfer apparatus for a handheld computer | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5526481A | Display scrolling system for personal digital assistant | Physics | 28 | Expired |
| USD360195S | Handheld computing device | General | 27 | Expired |
| US5594620A | Secondary display system having a plurality of clamping devices for mounting on a computer monitor | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.