Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9716972 | System, method and device to interrogate for the presence of objects | James D. Logan, Heng Pan, Charles G. Call, Teeporn Paul Tanpitukpongse, Jeffrey Logan +1 more | 2017-07-25 |
| 8570168 | System, method and device to interrogate for the presence of objects | James D. Logan, Heng Pan, Charles G. Call, T. Paul Tanpitukpongse, Jeffrey Logan +1 more | 2013-10-29 |
| 8411829 | System, method and device for managing messages | James D. Logan, Charles G. Call, Jeffrey Logan, Daniel Opalacz | 2013-04-02 |
| 5198976 | Multifunction interactive automatic bowling alley system utilizing a touch screen console | Gene L. Greystone, Charles L. Housman | 1993-03-30 |
| 4827412 | Pinfall detector using video camera | — | 1989-05-02 |