Inventor
John H. Olsen
Inventor
Vashon, WA, US
Overview
Patents· 37 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Cprimary
B24CAbrasive or related blasting with particulate material19%
Y10TTechnical subjects covered by former us classification14%
B26FPerforating7%
F04BPositive-displacement machines for liquids6%
B26DCutting5%
F16LPipes5%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling4%
E21BEarth or rock drilling4%
F16JPistons4%
B05BSpraying apparatus2%
PatentTitleYear
10,864,613Control valves for waterjet systems and related devices, systems, and methods202010,801,651Ultrahigh pressure fitting with recessed sealing surface and related technology202010,010,999Control valves for waterjet systems and related devices, systems, and methods20189,649,744'Reducing small colloidal particle concentrations in feed and/or byproduct fluids in the context of waterjet processing'20179,610,674'Control valves for waterjet systems and related devices, systems, and methods'20179,095,955'Control valves for waterjet systems and related devices, systems and methods'20159,011,204'Reducing small colloidal particle concentrations in feed and/or byproduct fluids in the context of waterjet processing'20158,904,912'Control valves for waterjet systems and related devices, systems, and methods'20148,123,591'Abrasive pump for an abrasive jet cutting machine'20127,074,112'Apparatus that holds and tilts a tool'20067,035,708'Automated fluid-jet tilt compensation for lag and taper'20066,922,605'Automated fluid-jet tilt compensation for lag and taper'20056,266,870'Wire positioning mechanism for a terminal attaching apparatus'20015,892,345'Motion control for quality in jet cutting'19995,508,596'Motion control with precomputation'19965,472,367'Machine tool apparatus and linear motion track therefor'19955,381,631'Method and apparatus for cutting metal casings with an ultrahigh-pressure abrasive fluid jet'19955,380,159'Pressure compensation device for high-pressure liquid pump'19955,228,623'Airport runway cleaning method and apparatus'19935,144,766'Liquid abrasive cutting jet cartridge and method'19925,092,085'Liquid abrasive cutting jet cartridge and method'19925,078,161'Airport runway cleaning method'19925,050,895'High pressure dynamic seal'19915,038,061'Linear actuator/motor'19914,780,064'Pump assembly and its method of operation'19884,679,826'High pressure hose fitting'19874,669,760'Swivel fitting arrangement for use in a pressurized fluid line'19874,649,963'Ultra-high pressure hose assembly'19874,627,076'Low power digital bus'19864,536,135'High pressure liquid piston pump'19854,435,902'Articulated boom water jet cutting apparatus'19844,392,655'High-pressure seal with controlled deflection under pressure'19834,371,001'Check valve assembly'19834,313,570'High pressure cutting nozzle with on-off capability'19824,216,906'Method of making high velocity liquid jet'19804,069,749'Expansible drive shaft tool mechanism'19784,029,440'High pressure fluid intensifier and method'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1988Patents assigned to FLOW IND INC (10)· patent assignee history
1977–2020Based in Vashon, WA, US· patent location history
1978–1980Patents assigned to FLOW RESEARCH INC (2)· patent assignee history
1984Based in King County, WA, US· patent location history
1986Based in Dartmouth, CA· patent location history
1991–1995Patents assigned to FLOW INT CORP (6)· patent assignee history
1991–2012Patents assigned to OLSEN JOHN H (3)· patent assignee history
1995–2020Patents assigned to OMAX CORP (15)· patent assignee history
2001Based in Waukesha, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OMAX CORP | 15 | 1995–2020 |
| FLOW IND INC | 10 | 1977–1988 |
| FLOW INT CORP | 6 | 1991–1995 |
| OLSEN JOHN Hself | 3 | 1991–2012 |
| FLOW RESEARCH INC | 2 | 1978–1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Vashon, Washington, US | 34 | 1977–2020 |
| Waukesha, WI, US | 1 | 2001 |
| Dartmouth, CA | 1 | 1986 |
| King County, Washington, US | 1 | 1984 |