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USPTO Patent Rankings Data through Dec 31, 2025
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Mark E. Baer — 29 Patents

SVShop Vac: 25 patents #9 of 59Top 20%
Williamsport, PA: #4 of 162 inventorsTop 3%
Pennsylvania: #1,944 of 74,527 inventorsTop 3%
Overall (All Time): #127,851 of 4,157,543Top 4%
29 Patents All Time
Mark E. Baer has been granted 29 US patents while listed as an inventor at Shop Vac. The first was granted in 1992 and the most recent in March 2012. Mark E. Baer ranks #127,851 of 4,157,543 US inventors in our database (top 3.1%). Patent records list Mark E. Baer in Williamsport, PA, US.

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
8141231 Electric motor Melvin E. Wolfe, Jr., Alan R. Ayotte 2012-03-27
8015661 Vacuum with rechargeable battery Li H. Liu, Jonathan Miller 2011-09-13
7859224 Charge control circuit for a vehicle vacuum cleaner battery James M. Robitaille, Neil N. Norell 2010-12-28
7654480 Mulcher Jason Gottschall, Robert L. Crevling, Jr., Randy L. Buss 2010-02-02
7345437 Rechargeable vacuum with reduced AC voltage Kevin L. Beckstead 2008-03-18
7342339 Reluctance machine having a non-uniform air gap Neil N. Norell 2008-03-11
7337494 Electrostatic cloth attachment for vacuum head Robert L. Crevling, Jr., Cory F. Girton 2008-03-04
7241117 Motor shaft assembly and method Melvin E. Wolfe, Jr. 2007-07-10
7208907 System and method of restarting a switched reluctance motor after a rapid cycling of power Neil N. Norell, James M. Robitaille 2007-04-24
7095150 Apparatus for securing a bobbin of a reluctance machine Neil N. Norell 2006-08-22
6637068 Float rod seal for vacuum cleaner Robert L. Crevling, Jr. 2003-10-28
6539605 Method of making a support structure Gary C. Berray 2003-04-01
6384497 Thermally responsive protection apparatus for electric motors Gary C. Berray 2002-05-07
6381803 Vacuum cleaner Robert C. Berfield, Ronald Griffin 2002-05-07
6343773 Support structure Gary C. Berray 2002-02-05
6222285 Intelligent switch control circuit Edward M. Haley, James M. Robitaille, Robert L. Crevling, Jr. 2001-04-24
6184601 Thermally responsive protection apparatus Gary C. Berray, James Frank Streeter 2001-02-06
6091176 Motor shaft assembly Melvin E. Wolfe, Jr., James Frank Streeter 2000-07-18
6077032 Housing assembly for a vacuum cleaner Melvin E. Wolfe, Jr. 2000-06-20
6069432 Rotor structure Neil N. Norell 2000-05-30
6035515 Motor shaft assembly and method Melvin E. Wolfe, Jr. 2000-03-14
5943776 Motor shaft assembly method Melvin E. Wolfe, Jr., James Frank Streeter 1999-08-31
5747973 Current regulating switch circuit James M. Robitaille, Robert L. Crevling, Jr. 1998-05-05
5459444 Circuit breaker for use in wall mounted plug L. Lent Crevling, James M. Robitaille 1995-10-17
5373210 Motor brush spring subassembly R. Lent Crevling, Jr., Melvin E. Wolfe, Jr. 1994-12-13