DR

Darrell Robinson

EI Ekstrom Industries: 58 patents #1 of 22Top 5%
📍 Milford, MI: #2 of 501 inventorsTop 1%
🗺 Michigan: #610 of 86,293 inventorsTop 1%
Overall (All Time): #38,220 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 26–50 of 61 patents

Patent #TitleCo-InventorsDate
6478589 Electrical service apparatus safety shield with wire guides Allen V. Pruehs 2002-11-12
6475028 Meter socket adapter with connections to electrical component in an enclosure Allen V. Pruehs 2002-11-05
6443761 Watthour meter socket adapter with auxiliary component mounts Allen V. Pruehs 2002-09-03
6428350 Watthour meter socket adapter with auxiliary component mounts Allen V. Pruehs 2002-08-06
6409537 Watthour meter socket adapter with auxiliary component mounts Allen V. Pruehs 2002-06-25
6325666 Watthour meter socket adapter with safety shield Allen V. Pruehs, Karl R. Loehr 2001-12-04
6200158 Apparatus for mounting an external receptacle to a watthour meter socket adapter 2001-03-13
6152764 Jaw blades for watthour meter socket adapter Allen V. Pruehs, Karl R. Loehr 2000-11-28
6104586 Circuit breaker switch apparatus 2000-08-15
6059605 Watthour meter socket adapter Allen V. Pruehs, Karl R. Loehr 2000-05-09
5997347 Watthour meter socket adapter with snap-on jaw contacts Karl R. Loehr, Allen V. Pruehs 1999-12-07
5944555 Apparatus for grounding external metal watthour meter component Robert O. Learmont 1999-08-31
5853300 Watthour socket adapter with improved electrical connections Robert O. Learmont, Karl R. Loehr, Allen V. Pruehs, Keith C. Dropiewski 1998-12-29
5851038 Sealing ring Allen V. Pruehs 1998-12-22
5762522 Fused jaw blade for watthour meter socket adapter Allen V. Pruehs 1998-06-09
5704804 Apparatus for grounding external metal watthour meter component Robert O. Learmont 1998-01-06
5595506 S to B watthour meter socket adapter Karl R. Loehr 1997-01-21
5590179 Remote automatic meter reading apparatus John T. Shincovich, Jan K. Michalek, Norman C. Baldwin, Ebrahim B. Shahrodi, Allen V. Pruehs +1 more 1996-12-31
5588874 Watthour meter socket adapter for replacing an OB watthour meter Allen V. Pruehs, Robert O. Learmont 1996-12-31
5586913 S to B watthour meter socket adapter Karl R. Loehr, Allen V. Pruehs, Robert O. Learmont 1996-12-24
5577933 Watthour meter mounting apparatus with safety shield Robert O. Learmont, Karl R. Loehr, Robert Goozen, Michael E. Lewis, Allen V. Pruehs 1996-11-26
5571031 Watthour meter mounting apparatus with improved electrical connections Robert O. Learmont, Karl R. Loehr, Robert Goozen, Michael E. Lewis, Allen V. Pruehs 1996-11-05
5572396 Electric service safety disconnect apparatus with overvoltage and overcurrent protection 1996-11-05
5546269 Metered electrical service tap Allen V. Pruehs, John Williams 1996-08-13
5423695 Watthour meter socket adapter with tamper resistant ring John T. Shincovich, Michael E. Lewis 1995-06-13