| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 5 | |
| #3 | United Kingdom | 3 | |
| #4 | Brazil | 2 | |
| #5 | Germany | 2 | |
| #6 | Spain | 2 | |
| #7 | France | 2 | |
| #8 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Telephonic communication | |
| #2 | Transmission | |
| #3 | Selecting | |
| #4 | Broadcast communication |
| # | Name | Total Patents |
|---|---|---|
| #1 | Horwitz Michael J | 6 |
| #2 | Werner Leroy H | 4 |
| #3 | Connell Joseph B | 3 |
| #4 | Pincus Lawrence J | 3 |
| #5 | Fillebrown Stephen M | 3 |
| #6 | Watson John C | 3 |
| #7 | Litzinger John E | 3 |
| #8 | Fox James R | 3 |
| #9 | Murgio Joseph M | 3 |
| #10 | Boehm Guenter J | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US4696029A | Telephone traffic load control system | |
| US4455644A | Telecommunication fault detecting system | |
| CA1051557A | Event monitoring transceiver | |
| US4071708A | Dial pulse detector | |
| US4022978A | Event monitoring transceiver | |
| US3968335A | Dial tone speed monitor | |
| US3916123A | Event monitoring transceiver | |
| US3868480A | Event monitoring transceiver |