William Chang
19Patents
7h-index
22Co-inventors
66Inventor score
Filing activity: May 31, 1995 → Oct 31, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5920854A | Real-time document collection search engine with phrase indexing | Emerging Cross-Sectional Technologies | 580 | Expired |
| US5845278A | Method for automatically selecting collections to search in full text searches | Emerging Cross-Sectional Technologies | 444 | Expired |
| US5983216A | Performing automated document collection and selection by providing a meta-index with meta-index values indentifying corresponding document collections | Emerging Cross-Sectional Technologies | 350 | Expired |
| US6070158A | Real-time document collection search engine with phrase indexing | Emerging Cross-Sectional Technologies | 294 | Expired |
| US6018733A | Methods for iteratively and interactively performing collection selection in full text searches | Emerging Cross-Sectional Technologies | 149 | Expired |
| US5701256A | Method and apparatus for biological sequence comparison | Physics | 133 | Expired |
| US8001469B2 | Automatic generation of interactive systems from a formalized description language | Physics | 13 | Active |
| US8606860B2 | System and method for providing filtering email messages | Physics | 6 | Active |
| US9626407B2 | Real-time saved-query updates for a large graph | Physics | 6 | Active |
| US7917483B2 | Search engine and method with improved relevancy, scope, and timeliness | Physics | 5 | Active |
| US8645345B2 | Search engine and method with improved relevancy, scope, and timeliness | Physics | 3 | Active |
| US10986051B1 | System and method for dynamic chat message customization | Electricity | 0 | Active |
| US9600639B2 | Method for automating the management and interpretation of digital documents and their owners rights metadata for generating digital rights management protected contents | Physics | 0 | Active |
| US9330066B2 | Dynamic display method of multi-layered PDF documents | Physics | 0 | Active |
| US11100813B2 | System and method for managing screen reader announcements on web pages | Electricity | 0 | Active |
| US9996581B2 | Real-time saved-query updates for a large graph | Physics | 0 | Active |
| US9645708B2 | User interface method for modifying a selection list of items to add or remove items while indicating original selection | Electricity | 0 | Active |
| US8886621B2 | Search engine and method with improved relevancy, scope, and timeliness | Physics | 0 | Active |
| US11227027B2 | Managing accessibility on customer web pages | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.