DH

David R. Hult

EE Emerson Electric: 18 patents #35 of 1,374Top 3%
📍 Saint Peters, MO: #26 of 433 inventorsTop 7%
🗺 Missouri: #934 of 23,789 inventorsTop 4%
Overall (All Time): #260,202 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
6347429 Wet/dry vacuum drain system Jeffrey L. Young 2002-02-19
D447609 Combined wet/dry vacuum cleaner dolly and accessory storage unit Jeff Young, Kiyoshi Hoshino 2001-09-04
D443739 Combined wet and dry vacuum cleaner Jeffrey L. Young, Kiyoshi Hoshino 2001-06-12
6237187 Wet/dry vacuum dolly Jeffrey L. Young 2001-05-29
6115881 Secure hose locking device Jeffrey L. Young 2000-09-12
5996170 Wet/dry vacuum with non-cylindrical canister Joseph T. Gierer, Stuart V. Holsten, Kiyoshi Hoshino 1999-12-07
5765257 Muffler Christopher J. Steger, Jeffrey L. Young 1998-06-16
5733351 Two stage vacuum cleaner filter Donald M. Kolehmainen, Jeffrey L. Young 1998-03-31
D392780 Vacuum cleaner nozzle Stuart V. Holsten, Jeffrey L. Young 1998-03-24
D386842 Portable electric tool vac Kiyoshi Hoshino, Stuart V. Holsten 1997-11-25
5487213 Method of assembling an electric motor Jeffery Young, Stuart V. Holsten 1996-01-30
5419007 Snap together wet nozzle Stuart V. Holsten, George P. Tyree 1995-05-30
5025529 Portable hand held vacuum cleaner Mark J. Tomasiak 1991-06-25
4993106 Portable hand held vacuum cleaner Mark J. Tomasiak 1991-02-19
D311797 Vacuum cleaner squeegee attachment Mark J. Tomasiak 1990-10-30
4920608 Portable hand held vacuum cleaner Mark J. Tomasiak 1990-05-01
4888849 Wheeled hand cart for wet/dry utility vacuum cleaner Jeffrey L. Young 1989-12-26
4864681 Multi-purpose floor cleaning tool Mark J. Tomasiak 1989-09-12