Tidenet, Inc.
7Patents
0Active
7Granted
28Portfolio score
Filing activity: Mar 5, 1997 → Jul 26, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6414673B1 | Transmitter pen location system | Physics | 87 | Expired |
| US6335723B1 | Transmitter pen location system | Physics | 51 | Expired |
| US6424340B1 | Marking device for electronic presentation board | Physics | 42 | Expired |
| US6292177A | Marking device for electronic presentation board | Physics | 27 | Expired |
| US6501461B2 | Retrofittable apparatus for converting a substantially planar surface into an electronic data capture device | Physics | 10 | Expired |
| US6323893A | Portable conference center | Electricity | 6 | Expired |
| US6456280B2 | Retrofittable apparatus for converting a substantially planar surface into an electronic data capture device | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.