| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Australia | 2 | |
| #5 | China | 2 | |
| #6 | Indonesia | 2 | |
| #7 | Taiwan | 2 | |
| #8 | Brazil | 1 | |
| #9 | WIPO (World Intellectual Property Organization) | 1 | |
| #10 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Spark gaps and corona devices | |
| #2 | Resistors | |
| #3 | Unspecified technologies | |
| #4 | Foundations and excavations | |
| #5 | Cables and insulators | |
| #6 | Electric switches | |
| #7 | Installation of electric cables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hensley Steven P | 10 |
| #2 | Burtelson Frederick W | 5 |
| #3 | Rook Larry E | 4 |
| #4 | Osterhout Joseph C | 2 |
| #5 | Weiher Helmut | 2 |
| #6 | Swanson Howard E | 1 |
| #7 | Rook Larry | 1 |
| #8 | Rook L E | 1 |
| #9 | Demetzensky Alex | 1 |
| #10 | Apolinario Noel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6392861B1 | Surge arrester having disconnector housed by mounting bracket and end cap | |
| CN1272969A | Surge arrester having single surge arresting block | |
| BR9811131A | Surge protector and device to protect a transmission line from overvoltage | |
| US5923518A | Surge arrester having disconnector housed by end cap | |
| EP0655814A1 | Surge arrester with insulative support bracket | |
| US5502612A | Secondary surge arrester with isolating and indicating features | |
| AU5047493A | High strength anchor | |
| US5448018A | Wireholder and installing tool therefor | |
| CA2100298A1 | Anchor holding capacity indicator |