Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9201556 | Touch location sensing system and method employing sensor data fitting to a predefined curve | M. Benton Free, Bernard O. Geaghan, Billy L. Weaver | 2015-12-01 |
| 8159474 | Untethered stylus employing multiple reference frequency communication | — | 2012-04-17 |
| 8040330 | Untethered stylus empolying multiple reference frequency communication | — | 2011-10-18 |
| 7916501 | Magnetic shield for use in a location sensing system | M. Benton Free, Bernard O. Geaghan, Albert H. Libbey, Billy L. Weaver | 2011-03-29 |
| 7787259 | Magnetic shield for use in a location sensing system | M. Benton Free, Bernard O. Geaghan, Albert H. Libbey, Billy L. Weaver | 2010-08-31 |
| 7639238 | Method for simulating a touch on a touch screen | — | 2009-12-29 |
| 7254775 | Touch panel system and method for distinguishing multiple touch inputs | Bernard O. Geaghan, Robert S. Moshrefzadeh, Craig A. Cordeiro, Edward S. Hagermoser, James Hart +4 more | 2007-08-07 |
| 6977646 | Touch screen calibration system and method | Luke David Ronald Hares | 2005-12-20 |
| 4347091 | Apparatus for the production of jackets for recording disks | Hubert Fehrenbach, Dieter Mayer, Herbert Wagner, Kurt Zwintzscher | 1982-08-31 |
| 4333418 | Apparatus for the production of magnetic recording media in tape form | Peter Nagel, Klaus Schoettle, Reinrich Wittkamp | 1982-06-08 |
| 4310371 | Process for the manufacture of a jacket for a flexible disk for data recording | Hans Appoldt, Werner Wagner, Reinhold Baur | 1982-01-12 |
| 4304621 | Apparatus for the manufacture of a jacket for a flexible disk for data recording | Hans Appoldt, Werner Wagner, Reinhold Baur | 1981-12-08 |