Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7433070 | Home printing from internet sources | George Koppich, Michael Yeung, Don Francis Purpura, Tapani Otala, Douglas Richard Barr | 2008-10-07 | $259,000 |
| 7406248 | Digital image retrieval and storage | Abhijit Rao, Donald Parke Gibson, Brian M. Keane, Jr., Lionel Gregory Croom, Costin Cozianu +1 more | 2008-07-29 | $1,527,000 |
| 7084994 | Home printing from internet sources | George Koppich, Michael Yeung, Don Francis Purpura, Tapani Otala, Douglas Richard Barr | 2006-08-01 | $360,000 |
| 6930788 | Secure printing over cable network to home printer | Neil Y. Iwamoto, Don Francis Purpura, George Koppich | 2005-08-16 | $195,000 |
| 6795205 | Third-party authorization for home-based printing | — | 2004-09-21 | $144,000 |
| 6636329 | Software architecture for cable television home printing | George Koppich, Michael Yeung, Don Francis Purpura, Tapani Otala, Douglas Richard Barr | 2003-10-21 | $134,000 |