David E. Washburn
16Patents
9h-index
19Co-inventors
65Inventor score
Filing activity: Mar 31, 1995 → Jan 27, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5687903A | Envelope sheet and method of processing | Performing Operations; Transporting | 77 | Expired |
| US6409871B1 | Method of making a business form including a label | Emerging Cross-Sectional Technologies | 72 | Expired |
| US6053535A | Business form including a label | Emerging Cross-Sectional Technologies | 70 | Expired |
| US5756175A | Construction for a business form having a removable label | Emerging Cross-Sectional Technologies | 58 | Expired |
| US6358596B1 | Multi-functional transparent secure marks | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5794409A | Method of processing and stuffing an envelope | Performing Operations; Transporting | 17 | Expired |
| US6607813B2 | Simulated security thread by cellulose transparentization | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6686014B1 | Reduction of adhesive ooze by pattern overcoating | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6409075B1 | Mailer intermediate | Performing Operations; Transporting | 10 | Expired |
| US5961152A | Security paper having an embedded and deformed security thread and a process for making the security paper | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6139065A | Process for making security paper | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6303202A | Secure sticker and integrated label/form | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6541091B2 | Secure sticker and integrated label/form | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6677022B2 | Integrated waterproof card or label and method thereof | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8388024B2 | Double mailer intermediate | Performing Operations; Transporting | 1 | Active |
| US6573216B1 | Laser imageable carbonless form | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.