TECHFIRM INC.
4Patents
4Active
4Granted
44Portfolio score
Filing activity: May 26, 2005 → Apr 18, 2017 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7660858B2 | Mail distributing apparatus, program and mail transmitting method capable of shortening average wait time for completing transmission of mails | Electricity | 2 | Active |
| US7753282B2 | Mobile communication terminal and program therefor | Physics | 1 | Active |
| US10460537B2 | Gate control method, authentication device, and gate control system | Physics | 0 | Active |
| US7513435B2 | Service providing system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.