Inventor
Kristian S. Drivdahl
Inventor
Park City, UT, US
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling32%
B22FWorking metallic powder14%
Y10TTechnical subjects covered by former us classification14%
B24DTools for grinding, buffing or sharpening13%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%
C22CAlloys13%
B23DPlaning2%
PatentTitleYear
9,540,883'Fiber-containing diamond-impregnated cutting tools and methods of forming and using same'20179,404,311'Fiber-containing diamond-impregnated cutting tools and methods of forming and using same'20169,267,332'Impregnated drilling tools including elongated structures'20168,783,384'Fiber-containing diamond-impregnated cutting tools and methods of forming and using same'20148,356,677'Methods of preloading a sonic drill head and methods of drilling using the same'20138,191,445'Methods of forming fiber-containing diamond-impregnated cutting tools'20128,146,686'Fiber-containing cutting tools'20128,051,929'Core drill bits with enclosed fluid slots'20118,025,107'Reamer with polycrystalline diamond compact inserts'20118,006,782'Sonic drill head'20117,975,785'Drilling systems including fiber-containing diamond-impregnated cutting tools'20117,958,954'Drill bits with enclosed slots'20117,918,288'Drill bits with enclosed fluid slots and method'20117,909,119'Drill bits with notches and enclosed slots'20117,874,384'Drill bits with increased crown height'20117,828,090'Drill bits with enclosed fluid slots and internal flutes'20107,695,542'Fiber-containing diamond-impregnated cutting tools'20107,628,228'Core drill bit with extended crown height'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2017Patents assigned to LONGYEAR TM INC (18)· patent assignee history
2009–2017Based in Park City, UT, US· patent location history
2012–2016Patents assigned to DRIVDAHL KRISTIAN S (5)· patent assignee history
2012–2016Patents assigned to RUPP MICHAEL D (4)· patent assignee history
2013Patents assigned to ABLE ROBERT EUGENE (1)· patent assignee history
2013Patents assigned to ALTRICHTER KENNETH CARL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LONGYEAR TM INC | 18 | 2009–2017 |
| DRIVDAHL KRISTIAN Sself | 5 | 2012–2016 |
| RUPP MICHAEL D | 4 | 2012–2016 |
| ABLE ROBERT EUGENE | 1 | 2013 |
| ALTRICHTER KENNETH CARL | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Park City, UT, US | 18 | 2009–2017 |