PalmSource Inc.
🏢 View company profile →153Patents
19Active
153Granted
44Portfolio score
Filing activity: May 29, 1998 → Apr 27, 2009 · 19 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6785542B1 | Resource proxy for mobile wireless electronic devices | Electricity | 412 | Expired |
| US7075512B1 | Method and system for navigating a display screen for locating a desired item of information | Physics | 336 | Expired |
| US6785868B1 | Method and apparatus for managing calendar information from a shared database and managing calendar information from multiple users | Electricity | 246 | Expired |
| US7551899B1 | Intelligent dialing scheme for telephony application | Electricity | 234 | Expired |
| US6707942B1 | Method and apparatus for using pressure information for improved computer controlled handwriting recognition, data entry and user authentication | Physics | 207 | Expired |
| US6567549B1 | Method and apparatus for immediate response handwriting recognition system that handles multiple character sets | Physics | 201 | Expired |
| US6839464B2 | Multiple pen stroke character set and handwriting recognition system with immediate response | Physics | 192 | Expired |
| US7346778B1 | Security method and apparatus for controlling the data exchange on handheld computers | Physics | 182 | Expired |
| US6671702B2 | Method and apparatus for synchronization of two computer systems by executing a synchronization process at a portable computer | Emerging Cross-Sectional Technologies | 164 | Expired |
| US6611849B1 | System for synchronizing databases on multiple devices utilizing a home base | Emerging Cross-Sectional Technologies | 153 | Expired |
| US6728786B2 | Method and apparatus for synchronizing a portable computer system with a desktop computer system | Emerging Cross-Sectional Technologies | 148 | Expired |
| US6671700B1 | Method and apparatus for parallel execution of conduits during simultaneous synchronization of databases | Emerging Cross-Sectional Technologies | 143 | Expired |
| US7025209B2 | Method and apparatus for wireless internet access | Electricity | 137 | Expired |
| US6956562B1 | Method for controlling a handheld computer by entering commands onto a displayed feature of the handheld computer | Physics | 131 | Expired |
| US6754895B1 | Method and system for automatic firmware updates in a portable hand-held device | Physics | 107 | Expired |
| US6836845B1 | Method and apparatus for generating queries for secure authentication and authorization of transactions | Electricity | 97 | Expired |
| US7418482B1 | Web-based task assistants for wireless personal devices | Electricity | 95 | Expired |
| US6868451B1 | Data exchange between a handheld device and another computer system using an exchange manager via synchronization | Emerging Cross-Sectional Technologies | 94 | Expired |
| US6813344B1 | Method and system for providing information for identifying callers based on a partial number | Electricity | 94 | Expired |
| US7490045B1 | Automatic collection and updating of application usage | Physics | 92 | Expired |
| US6701521B1 | Modular configuration and distribution of applications customized for a requestor device | Physics | 86 | Expired |
| US7289614B1 | Making a call from an address list or a call history list | Electricity | 81 | Expired |
| US7032229B1 | Automatic tracking of user progress in a software application | Physics | 76 | Expired |
| US7249325B1 | Automatically centered scrolling in a tab-based user interface | Physics | 75 | Expired |
| US6850986B1 | Method and system for implementing URL scheme proxies on a computer system | Electricity | 62 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.