DW

David L. Waltke

HL Hoover Limited: 10 patents #29 of 240Top 15%
HU Hoover Universal: 1 patents #98 of 278Top 40%
📍 Beatrice, NE: #7 of 53 inventorsTop 15%
🗺 Nebraska: #350 of 5,697 inventorsTop 7%
Overall (All Time): #473,634 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5746343 Flexible bag for liquids mounted on a frame Gary L. Bouc 1998-05-05
D322502 Drum 1991-12-17
D320255 Portable bulk storage tank Larry D. Thomas 1991-09-24
D319286 Corrugated valve guard Duane R. Greenquist 1991-08-20
4932551 Composite tank assembly Larry D. Thomas 1990-06-12
4921126 Liquid supply system utilizing stacked tanks Larry D. Thomas 1990-05-01
4890756 Cylindrical tank with flared upper end 1990-01-02
4785966 Slide gate assembly 1988-11-22
D298450 Tank Larry D. Thomas, Gary Gibson 1988-11-08
4648521 Composite metal and plastic tank Larry D. Thomas, Gary Gibson 1987-03-10
4605126 Pallet and tank assembly James H. Goedken 1986-08-12