Inventor
Donald A. Smith
Inventor
Vernal, UT, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling14%
Y10TTechnical subjects covered by former us classification11%
A47LDomestic washing or cleaning8%
H01RElectrically-conductive connections8%
H05KPrinted circuits8%
A61MDevices for introducing media into, or onto, the body6%
A63HToys, e.g. tops, dolls, hoops or building blocks6%
A61BDiagnosis3%
B23BTurning3%
B23KSoldering or unsoldering3%
PatentTitleYear
9,415,150'Balanced flow dialysis machine'20168,992,463'Balanced flow dialysis machine'20157,299,522'Compressed air vacuum cleaner'20077,242,995'E-manufacturing in semiconductor and microelectronics processes'20077,203,994'Compressed air vacuum cleaner'20076,826,799'Smith air vac'20046,430,954'Adjustable protective cover for an air conditioner'20026,338,738'Device and method for stabilizing cardiac tissue'20026,016,926'Infant bath toy mounting device'20005,894,896'Orienting tool for coiled tubing drilling'1999D0403719'Infant bath toy'19995,842,530'Hybrid coiled tubing/conventional drilling unit'19985,462,129'Method and apparatus for erosive stimulation of open hole formations'19955,452,923'Coiled tubing connector'19955,419,399'Hydraulic disconnect'19955,340,387'Color transforming art medium compositions'19945,030,112'Plastic leaded chip carrier connectors'19914,928,378'Apparatus for making plastic leaded chip carrier connectors'19904,879,808'Method for making plastic leaded chip carrier'19894,347,427'Submerged arc welding gun'19824,342,177'Prefabricated steel frame building construction components and methods'19823,973,784'Cutting tool adaptor'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–2016Patents assigned to SMITH DONALD A (5)· patent assignee history
1989–1991Patents assigned to BARNES GROUP INC (3)· patent assignee history
1989–1991Based in Union City, PA, US· patent location history
1995–1999Patents assigned to CANADIAN FRACMASTER LTD (5)· patent assignee history
1995Based in Innisfail, CA· patent location history
1999–2000Patents assigned to SUMMER INFANT PRODUCTS INC (2)· patent assignee history
1999–2000Based in Harrisville, RI, US· patent location history
2004–2007Based in Vernal, UT, US· patent location history
2015–2016Patents assigned to BAXTER HEALTHCARE SA (2)· patent assignee history
2015–2016Based in Salem, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANADIAN FRACMASTER LTD | 5 | 1995–1999 |
| SMITH DONALD Aself | 5 | 1982–2016 |
| BARNES GROUP INC | 3 | 1989–1991 |
| BAXTER HEALTHCARE SA | 2 | 2015–2016 |
| SUMMER INFANT PRODUCTS INC | 2 | 1999–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Vernal, UT, US | 3 | 2004–2007 |
| Innisfail, CA | 3 | 1995 |
| Union City, Pennsylvania, US | 3 | 1989–1991 |
| Salem, WI, US | 2 | 2015–2016 |
| Harrisville, RI, US | 2 | 1999–2000 |