Inventor
Frank K. Schweighardt
Inventor
Allentown, PA, US
Overview
Patents· 29 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds13%
Y10TTechnical subjects covered by former us classification10%
A61KPreparations for medical, dental or toiletry purposes8%
C10GCracking hydrocarbon oils8%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
B23KSoldering or unsoldering6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
B01DSeparation4%
Y02PClimate change mitigation technologies in the production or processing of goods4%
PatentTitleYear
10,525,226Systems and methods for indicating lifetime of an NO2-to-NO reactor cartridge used to deliver NO for inhalation therapy to a patient20207,793,675'In-line gas purity monitoring and control system'20107,481,095'Liquid particle mass measurement in gas streams'20097,438,079'In-line gas purity monitoring and control system'20087,343,781'Systems and methods for detecting liquid particles in a gas system'20087,191,805'Fueling nozzle with integral molecular leak sensor'20077,028,724'Fueling nozzle with integral molecular leak sensor'20065,789,505'Surfactants for use in liquid/supercritical CO.sub.2'19985,196,348'Perfluoro-crown ethers in fluorine magnetic resonance spectroscopy of biopsied tissue'19935,068,098'Perfluoro-crown ethers in fluorine magnetic resonance spectroscopy'19914,956,390'Gas transport employing perfluorobutyldecalin'19904,925,992'Perfluorinated 2-ISO propyl derivative compounds'19904,901,910'Perfluorinated propyl derivative compounds for vapor bath soldering'19904,895,876'Concentrated stable fluorochemical aqueous emulsions containing triglycerides'19904,885,414'Perfluorinated propyl derivative compounds'19894,881,682'Vapor phase soldering with perfluorinated butyl derivative compounds'19894,873,315'Perfluorinated propyl derivative compounds'19894,866,096'Stable fluorochemical aqueous emulsions'19894,849,553'Perfluorinated dibutyl derivatives compounds'19894,838,274'Perfluoro-crown ethers in fluorine magnetic resonance imaging'19894,827,053'Perfluorinated Di-isopropylmethyl decalin'19894,781,676'Interstitial administration of perfluorochemical emulsions for reoxygenation of hypoxic tumor cells'19884,777,304'Perfluorinated butyl derivative compounds'19884,695,369'Catalytic hydroconversion of heavy oil using two metal catalyst'19874,627,913'Catalytic coal liquefaction with treated solvent and SRC recycle'19864,603,115'Automated process for solvent separation of organic/inorganic substance'19864,514,281'Corrosion inhibition for distillation apparatus'19854,492,674'Automated apparatus for solvent separation of a coal liquefaction product stream'19854,472,263'Process for solvent refining of coal using a denitrogenated and dephenolated solvent'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–2010Patents assigned to AIR PROD & CHEM (24)· patent assignee history
1984–2020Based in Allentown, PA, US· patent location history
1985–1986Patents assigned to INT COAL REFINING CO (3)· patent assignee history
1985–1986Based in Macungie, PA, US· patent location history
1989Patents assigned to BAILEY WEBB I (1)· patent assignee history
1989Patents assigned to GRAYBILL JOHN K (1)· patent assignee history
1989Patents assigned to LILECK JOHN T (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AIR PROD & CHEM | 24 | 1984–2010 |
| INT COAL REFINING CO | 3 | 1985–1986 |
| BAILEY WEBB I | 1 | 1989 |
| GRAYBILL JOHN K | 1 | 1989 |
| LILECK JOHN T | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Allentown, Pennsylvania, US | 26 | 1984–2020 |
| Macungie, Pennsylvania, US | 3 | 1985–1986 |