Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE41593 | Electrical cable having indicating malfunction means therein | — | 2010-08-31 |
| 6646206 | Electrical cable having indicating malfunction means therein | — | 2003-11-11 |
| 6388194 | Electrical cable having indicating malfunction means therein | — | 2002-05-14 |
| 5922996 | Electrical insulated cable having means for indicating malfunctions | — | 1999-07-13 |
| 4572582 | Method of mining metals located in the earth | — | 1986-02-25 |
| 4457988 | Earth battery | — | 1984-07-03 |