Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7212618 | Systems and methods for forwarding telephone calls | Albert M. Forcucci | 2007-05-01 |
| 6768777 | Method and apparatus for calculating the number of very high speed digital subscriber line nodes | Albert M. Forcucci, John W. Lovell, Craig A. Armiento | 2004-07-27 |
| 6643294 | Distributed control merged buffer ATM switch | John Edmund Rathke, Nee-Ben Gee | 2003-11-04 |
| 6445712 | Broadband architecture using existing twisted pair | Craig A. Armiento | 2002-09-03 |
| 6038229 | Tree switching with fast reconfiguration | — | 2000-03-14 |
| 5872787 | Distributed switch buffer utilizing cascaded modular switch chips | Richard W. Sieber | 1999-02-16 |
| 5862128 | Merged buffer signal switch | Nee-Ben Gee, John Edmund Rathke | 1999-01-19 |
| 5774463 | Switching matrix with contention arbitration | Nee-Ben Gee, John Edmund Rathke | 1998-06-30 |
| 5721833 | Push-out of low priority signals from switch buffers | D. Dean Casey | 1998-02-24 |
| 5577036 | ATM memory with reduced noise transient | — | 1996-11-19 |
| 5513134 | ATM shared memory switch with content addressing | Phillip Andrade, Richard W. Sieber | 1996-04-30 |
| 5471466 | Method and apparatus for ATM cell alignment | — | 1995-11-28 |
| 5465087 | Broadband switch | Arnold Paige, Richard W. Sieber | 1995-11-07 |
| 5361006 | Electrical circuitry with threshold control | Richard W. Sieber | 1994-11-01 |
| 5329185 | CMOS logic circuitry providing improved operating speed | Phillip Andrade | 1994-07-12 |
| 5285202 | Broadband switch using deactivated crosspoints for establishing switching paths | Richard W. Sieber, Arnold Paige | 1994-02-08 |
| 5268931 | Data communication system | Philip L. Andrade | 1993-12-07 |
| 5235219 | Electrical circuitry with threshold control | Phillip Andrade | 1993-08-10 |
| 5204982 | Method and apparatus for digital switching of FM signals with reduced crosstalk | — | 1993-04-20 |
| 5170160 | Broadband tree switch architecture for reducing pulse width narrowing and power dissipation | Richard W. Sieber, Arnold Paige | 1992-12-08 |
| 5049877 | Broadband switch matrix with non-linear cascading | Richard W. Sieber, Arnold Paige | 1991-09-17 |
| 5045730 | Electrical circuitry providing compatibility between different logic levels | Richard W. Sieber | 1991-09-03 |
| 4970507 | Broadband switching matrix for delay equalization and elimination of inversion | Richard W. Sieber, Arnold Paige | 1990-11-13 |
| 4859877 | Bidirectional digital signal transmission system | Richard W. Sieber | 1989-08-22 |
| 4818988 | Crosspoint switching array | Richard W. Sieber | 1989-04-04 |