Pitney Bowes Inc.
2,975Patents
475Active
2,975Granted
53Portfolio score
Filing activity: Aug 29, 1877 → Aug 11, 2021 · 378 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5469506A | Apparatus for verifying an identification card and identifying a person by means of a biometric characteristic | Physics | 379 | Expired |
| US5781438A | Token generation process in an open metering system | Physics | 338 | Expired |
| US4713761A | System for centralized processing of accounting and payment functions | Physics | 337 | Expired |
| US4725718A | Postage and mailing information applying system | Physics | 320 | Expired |
| US4831555A | Unsecured postage applying system | Physics | 311 | Expired |
| US5586036A | Postage payment system with security for sensitive mailer data and enhanced carrier data functionality | Physics | 271 | Expired |
| US6457012B1 | Method and system of updating address records utilizing a clientserver interface | Emerging Cross-Sectional Technologies | 268 | Expired |
| US4775246A | System for detecting unaccounted for printing in a value printing system | Physics | 246 | Expired |
| US4757537A | System for detecting unaccounted for printing in a value printing system | Physics | 239 | Expired |
| US5724524A | Method and system for listing, brokering, and exchanging carrier capacity | Physics | 238 | Expired |
| US4743747A | Postage and mailing information applying system | Physics | 232 | Expired |
| US4812994A | Postage meter locking system | Physics | 225 | Expired |
| US4660221A | System for printing encrypted messages with bar-code representation | Physics | 223 | Expired |
| US5514860A | Document authentication system utilizing a transparent label | Emerging Cross-Sectional Technologies | 220 | Expired |
| US5153842A | Integrated circuit package label and/or manifest system | Physics | 219 | Expired |
| US3976198A | Method and apparatus for sorting currency | Physics | 215 | Expired |
| US5043908A | Mail delivery system with arrival monitoring | Physics | 213 | Expired |
| US4637051A | System having a character generator for printing encrypted messages | Physics | 207 | Expired |
| US4455562A | Control of a light emitting diode array | Emerging Cross-Sectional Technologies | 192 | Expired |
| US5884292A | System for smart card funds refill | Physics | 188 | Expired |
| US5923406A | Personal postage stamp vending machine | Physics | 186 | Expired |
| US5454038A | Electronic data interchange postage evidencing system | Physics | 183 | Expired |
| US4853961A | Reliable document authentication system | Physics | 179 | Expired |
| US4310720A | Computer accessing system | Emerging Cross-Sectional Technologies | 179 | Expired |
| US5796841A | Secure user certification for electronic commerce employing value metering system | Electricity | 173 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.