AH

Andrew B. Hartmann

FE Fleet Engineers: 5 patents #6 of 16Top 40%
Illinois Tool Works: 4 patents #925 of 4,258Top 25%
PS Pipp Mobile Storage Systems: 3 patents #3 of 14Top 25%
HM Herman Miller: 2 patents #175 of 427Top 45%
AS American Seating: 1 patents #37 of 53Top 70%
Overall (All Time): #307,956 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12304735 Single track mobile carriage system David E. Kowalski 2025-05-20
11839298 Mobile storage system with elevated platform Thomas A. French, Delos A. Rockwell 2023-12-12
11478079 Mobile storage system with elevated platform Thomas A. French, Delos A. Rockwell 2022-10-25
10226893 Load bearing surface Timothy P. Coffield, Daniel Sommerfeld 2019-03-12
9976621 Pre-deformed thermoplastics spring and method of manufacture Timothy P. Coffield, Robert K. Strating, Dean Zimmerman 2018-05-22
9629467 Method for manufacturing a multi-layered support structure Ryan S. Brill, Christopher C. Hill, James D. Slagh, Timothy P. Coffield, Kelly Washburn +2 more 2017-04-25
9566890 Movable stanchion for transit buses Keith A. McDowell 2017-02-14
9215933 Load bearing surface Timothy P. Coffield, Daniel Sommerfeld 2015-12-22
8691370 Multi-layered support structure Ryan S. Brill, Christopher C. Hill, James D. Slagh, John F. Aldrich, Timothy P. Coffield +2 more 2014-04-08
8185985 Load bearing surface Timothy P. Coffield 2012-05-29
8066305 Adjustable fender Wesley K. Eklund, Gary Roberts, Tom Gerst, Guido Redaelli 2011-11-29
7874592 Adjustable fender mount Wesley K. Eklund, Gary Roberts, Tom Gerst, Guido Redaelli 2011-01-25
7384071 Fender assembly and mounting clamp therefor Wesley K. Eklund 2008-06-10
7111660 Roll-up door assembly 2006-09-26
7017954 Door latch assembly Wesley K. Eklund 2006-03-28