Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10620242 | Watthour meter block with safety shield | Justin Olson, Jeffrey John Hanft, Derrick G. Titus | 2020-04-14 |
| D873689 | Watthour meter block with safety shield | Justin Olson, Jeffrey John Hanft, Derrick G. Titus | 2020-01-28 |
| 10020627 | Watthour meter block with safety shield | Justin Olson, Jeffrey John Hanft, Derrick G. Titus | 2018-07-10 |
| 8547686 | Watthour meter socket with secured access high voltage section | Jeffrey John Hanft | 2013-10-01 |
| 8002578 | Watthour meter socket lock adapter | Darrell Robinson | 2011-08-23 |
| 7458846 | Electrical power service apparatus with external circuit breaker rocker switch reset | Karl R. Loehr, Darrell Robinson | 2008-12-02 |
| 6975504 | Overall watthour metter enclosure safety replacement window | Darrell Robinson | 2005-12-13 |
| 6823563 | Removably attachable cover handles for electric power watthour meter | Darrell Robinson | 2004-11-30 |
| 6739886 | Electrical enclosure optical communication port seal | Darrell Robinson | 2004-05-25 |
| 6663422 | Jaw blades and jaw blade couplers for watthour meter socket adapter | Darrell Robinson | 2003-12-16 |
| 6592399 | Watthour meter socket adapter with auxiliary component mounts | Darrell Robinson | 2003-07-15 |
| 6589072 | Watthour meter socket adapter with auxiliary component mounts | Darrell Robinson | 2003-07-08 |
| 6488535 | Meter socket adapter with connections to electrical component in an enclosure | Darrell Robinson | 2002-12-03 |
| 6478589 | Electrical service apparatus safety shield with wire guides | Darrell Robinson | 2002-11-12 |
| 6475028 | Meter socket adapter with connections to electrical component in an enclosure | Darrell Robinson | 2002-11-05 |
| 6443761 | Watthour meter socket adapter with auxiliary component mounts | Darrell Robinson | 2002-09-03 |
| 6428350 | Watthour meter socket adapter with auxiliary component mounts | Darrell Robinson | 2002-08-06 |
| 6409537 | Watthour meter socket adapter with auxiliary component mounts | Darrell Robinson | 2002-06-25 |
| 6325666 | Watthour meter socket adapter with safety shield | Darrell Robinson, Karl R. Loehr | 2001-12-04 |
| 6152764 | Jaw blades for watthour meter socket adapter | Darrell Robinson, Karl R. Loehr | 2000-11-28 |
| 6059605 | Watthour meter socket adapter | Darrell Robinson, Karl R. Loehr | 2000-05-09 |
| 5997347 | Watthour meter socket adapter with snap-on jaw contacts | Darrell Robinson, Karl R. Loehr | 1999-12-07 |
| 5853300 | Watthour socket adapter with improved electrical connections | Darrell Robinson, Robert O. Learmont, Karl R. Loehr, Keith C. Dropiewski | 1998-12-29 |
| 5851038 | Sealing ring | Darrell Robinson | 1998-12-22 |
| 5762522 | Fused jaw blade for watthour meter socket adapter | Darrell Robinson | 1998-06-09 |