Inventor
John M. Svendsen
Inventor
Corcoran, MN, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B05Bprimary
B05BSpraying apparatus21%
F16LPipes10%
A46BBrushes7%
B44DPainting or artistic drawing, not otherwise provided for7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
B28DWorking stone or stone-like materials3%
B63BShips or other waterborne vessels3%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like3%
E01HStreet cleaning3%
PatentTitleYear
10,328,442On-demand high volume, low pressure spray system2019D0829772Sprayer frame20187,325,990'Method of deck stain applicator'20087,192,210'Deck stain applicator'20075,497,945'Paint gun inlet suction seal'19965,395,051'Twin tube locking assembly'19955,218,993'Serviceable check valve'19935,217,168'Air cap for paint spray gun'19935,174,610'HLVP turbine and hose cooling apparatus'1992RE034018'Heating coil assembly'19925,050,804'Shaft seal for portable paint gun'19914,884,742'Flat tip for cup guns'19894,683,370'Hot air gun with air directing housing'19874,636,617'Heating coil assembly for a heavy duty hot air blower'19874,592,108'Tool and method for scarifying a surface'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to TENNANT CO (1)· patent assignee history
1986–1992Based in New Hope, MN, US· patent location history
1987–2008Patents assigned to WAGNER SPRAY TECH CORP (11)· patent assignee history
1989–2019Based in Corcoran, MN, US· patent location history
2018–2019Patents assigned to GRACO MINNESOTA INC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WAGNER SPRAY TECH CORP | 11 | 1987–2008 |
| GRACO MINNESOTA INC | 2 | 2018–2019 |
| TENNANT CO | 1 | 1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Corcoran, Minnesota, US | 11 | 1989–2019 |
| New Hope, Minnesota, US | 4 | 1986–1992 |