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USPTO Patent Rankings Data through Dec 31, 2025
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Robert C. Nelson — 16 Patents

Schlumberger Technology: 1 patents #3,946 of 7,293Top 55%
Anchorage, AK: #9 of 588 inventorsTop 2%
Alaska: #12 of 1,355 inventorsTop 1%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Robert C. Nelson has been granted 16 US patents while listed as an inventor at Schlumberger Technology. The first was granted in 1980 and the most recent in March 2024. Robert C. Nelson ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Robert C. Nelson in Anchorage, AK, US.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11943844 Modular fluid heater utilizing electrothermal polymer coatings John H. Laakso, Andrew Jackson Hedgcock, IV, Michael D. Ross 2024-03-26
10426201 Garment waistband Rodney Jay DeBusk, James Ray Johnson, Salina Jean Davis 2019-10-01
9815557 Aircraft humidifier Michael D. Ross, Jeffrey S. Baylor 2017-11-14
9432108 Augmented aircraft communication system Carlos Maria Ilarregui, Michael Steven Melum 2016-08-30
9311821 Techniques for reporting on or tracking ground vehicles Michael Steven Melum 2016-04-12
8634827 Techniques for reporting on or tracking ground vehicles Michael Steven Melum 2014-01-21
8442518 ADS-B link augmentation system (ALAS) Carlos Maria Ilarregui, Michael Steven Melum 2013-05-14
7757765 Downhole preparation and use of thixotropic cement slurries Nathan Hilleary, Robert Bucher 2010-07-20 $38,224,000
5617005 Method and apparatus for charging lead acid batteries Fon Ray Brown 1997-04-01
D362027 Board game 1995-09-05
5272609 Portable lighting unit 1993-12-21
4779167 Headlight for mine vehicle 1988-10-18
4418872 Feeder/crusher machine 1983-12-06
4312445 Belt conveyor tandem drive assembly with ground level clean-out clearance 1982-01-26
4307982 Mobile mine roof support system 1981-12-29
4229780 Fluorescent lamp for use in explosive atmospheres such as mines 1980-10-21