Inventor
Robert DeLong
Inventor
Owasso, OK, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Dprimary
F04DNon-positive-displacement pumps15%
B23BTurning10%
E21BEarth or rock drilling10%
F16CShafts10%
Y10TTechnical subjects covered by former us classification10%
A01HNew plants or non-transgenic processes for obtaining them5%
A61BDiagnosis5%
A61KPreparations for medical, dental or toiletry purposes5%
C12NMicroorganisms or enzymes5%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms5%
PatentTitleYear
11,089,748Sorghum maternal haploid inducing line SMHI0120219,977,016Two-dimensional fluorescence difference spectroscopy characterization of nanoparticles and their interactions20188,721,181'Keyless bearing sleeve for subterranean applications'20148,349,364'Nucleic acid coated particles suitable for temporary storage'20137,575,413'Abrasion resistant pump thrust bearing'20097,086,294'Retrievable downhole flow meter'20066,779,608'Surface pump assembly'20045,667,314'Horizontal thrust bearing assembly'19975,167,476'Collet and tool assembly'19924,990,038'Rotationally and axially restrained drill bit and chuck assembly'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991Patents assigned to G & H TECHNOLOGY (1)· patent assignee history
1992Patents assigned to DALTON TECHNOLOGY (1)· patent assignee history
1997–2014Patents assigned to BAKER HUGHES INC (4)· patent assignee history
2004Based in Austin, TX, US· patent location history
2006–2014Based in Owasso, OK, US· patent location history
2013Patents assigned to DELONG ROBERT (1)· patent assignee history
2013Based in Chapel Hill, NC, US· patent location history
2014Patents assigned to DELONG ROBERT C (1)· patent assignee history
2018Based in Manhattan, KS, US· patent location history
2021Based in Canyon, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAKER HUGHES INC | 4 | 1997–2014 |
| DALTON TECHNOLOGY | 1 | 1992 |
| DELONG ROBERTself | 1 | 2013 |
| DELONG ROBERT Cself | 1 | 2014 |
| G & H TECHNOLOGY | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Owasso, OK, US | 3 | 2006–2014 |
| Canyon, Texas, US | 1 | 2021 |
| Manhattan, KS, US | 1 | 2018 |
| Chapel Hill, NC, US | 1 | 2013 |
| Austin, Texas, US | 1 | 2004 |