LUCENT TECHNOLOGIES INC.
9,436Patents
105Active
9,436Granted
49Portfolio score
Filing activity: Mar 3, 1987 → Nov 21, 2007 · 101 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6173074A | Acoustic signature recognition and identification | Physics | 1,066 | Expired |
| US5559957A | File system for a data storage device having a power fail recovery mechanism for write/replace operations | Physics | 965 | Expired |
| US6301609A | Assignable associate priorities for user-definable instant messaging buddy groups | Emerging Cross-Sectional Technologies | 935 | Expired |
| US6389462B1 | Method and apparatus for transparently directing requests for web objects to proxy caches | Electricity | 911 | Expired |
| US5559991A | Incremental computer file backup using check words | Emerging Cross-Sectional Technologies | 894 | Expired |
| US5961593A | System and method for providing anonymous personalized browsing by a proxy system in a network | Electricity | 809 | Expired |
| US5640193A | Multimedia service access by reading marks on an object | Electricity | 768 | Expired |
| US5619991A | Delivery of medical services using electronic data communications | Emerging Cross-Sectional Technologies | 766 | Expired |
| US5649118A | Smart card with multiple charge accounts and product item tables designating the account to debit | Physics | 743 | Expired |
| US6964374B1 | Retrieval and manipulation of electronically stored information via pointers embedded in the associated printed material | Physics | 726 | Expired |
| US5619648A | Message filtering techniques | Physics | 719 | Expired |
| US6271752A | Intelligent multi-access system | Electricity | 683 | Expired |
| US5890055A | Method and system for connecting cells and microcells in a wireless communications network | Electricity | 668 | Expired |
| US6147678A | Video hand image-three-dimensional computer interface with multiple degrees of freedom | Physics | 657 | Expired |
| US6647383B1 | System and method for providing interactive dialogue and iterative search functions to find information | Emerging Cross-Sectional Technologies | 645 | Expired |
| US6222465A | Gesture-based computer interface | Physics | 606 | Expired |
| US6012090A | Client-side parallel requests for network services using group name association | Electricity | 584 | Expired |
| US5903641A | Automatic dynamic changing of agents' call-handling assignments | Electricity | 567 | Expired |
| US6034621A | Wireless remote synchronization of data between PC and PDA | Physics | 565 | Expired |
| US5911132A | Method using central epidemiological database | Emerging Cross-Sectional Technologies | 544 | Expired |
| US5696898A | System and method for database access control | Emerging Cross-Sectional Technologies | 536 | Expired |
| US6363421B1 | Method for computer internet remote management of a telecommunication network element | Electricity | 536 | Expired |
| US6226277A | Method for admitting new connections based on usage priorities in a multiple access system for communications networks | Electricity | 527 | Expired |
| US5892962A | FPGA-based processor | Physics | 526 | Expired |
| US6976210B1 | Method and apparatus for web-site-independent personalization from multiple sites having user-determined extraction functionality | Physics | 511 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.