Assignee
CEM CORP
US·134 granted patents·15 pending applications·2,959 citations·filing 1979–2025
Top patents by PatentIndex Score
149 records- 0197US9669380B2Microwave-assisted peptide synthesisCEM CORP·Filed 2015·Granted Jun 6, 2017·7 cites·11 claims
- 0296US7393920B2Microwave-assisted peptide synthesisCEM CORP·Filed 2003·Granted Jul 1, 2008·39 cites·11 claims
- 0396US4291775AMethod and apparatus for improving weighing accuracyCEM CORP·Filed 1979·Granted Sep 29, 1981·53 cites·9 claims
- 0495US8846862B2Microwave-assisted peptide synthesisCEM CORP·Filed 2013·Granted Sep 30, 2014·7 cites·8 claims
- 0595US7939628B2Microwave-assisted peptide synthesisCEM CORP·Filed 2005·Granted May 10, 2011·15 cites·8 claims
- 0695US7582728B2Microwave-assisted peptide synthesisCEM CORP·Filed 2008·Granted Sep 1, 2009·15 cites·14 claims
- 0795US7563865B2Microwave-assisted peptide synthesisCEM CORP·Filed 2005·Granted Jul 21, 2009·15 cites·11 claims
- 0895US7550560B2Microwave-assisted peptide synthesisCEM CORP·Filed 2005·Granted Jun 23, 2009·15 cites·29 claims
- 0994US10125163B2Solid phase peptide synthesisCEM CORP·Filed 2016·Granted Nov 13, 2018·5 cites·14 claims
- 1094US7902488B2Microwave-assisted peptide synthesisCEM CORP·Filed 2006·Granted Mar 8, 2011·30 cites·13 claims
- 1194US6917023B2Reaction and temperature control for high power microwave-assisted chemistry techniquesCEM CORP·Filed 2004·Granted Jul 12, 2005·42 cites·20 claims
- 1294US6744024B1Reaction and temperature control for high power microwave-assisted chemistry techniquesCEM CORP·Filed 2002·Granted Jun 1, 2004·89 cites·52 claims
- 1394US5318754AMicrowave ashing apparatuses and componentsCEM CORP·Filed 1993·Granted Jun 7, 1994·46 cites·17 claims
- 1493US9211522B2Microwave-assisted peptide synthesisCEM CORP·Filed 2014·Granted Dec 15, 2015·5 cites·3 claims
- 1592US10527530B2Pressure stepped microwave assisted digestionCEM CORP·Filed 2018·Granted Jan 7, 2020·3 cites·6 claims
- 1692US4681996AAnalytical process in which materials to be analyzed are directly and indirectly heated and dried by microwave radiationCEM CORP·Filed 1985·Granted Jul 21, 1987·72 cites·10 claims
- 1792US4554132AAnalytical apparatus for determining volatiles, solids, and solvent extractables in a sampleCEM CORP·Filed 1982·Granted Nov 19, 1985·72 cites·9 claims
- 1891US9943823B2Pressure stepped microwave assisted digestionCEM CORP·Filed 2015·Granted Apr 17, 2018·3 cites·13 claims
- 1991US6867400B2Method and apparatus for continuous flow microwave-assisted chemistry techniquesCEM CORP·Filed 2002·Granted Mar 15, 2005·53 cites·18 claims
- 2091US5796080AMicrowave apparatus for controlling power levels in individual multiple cellsCEM CORP·Filed 1995·Granted Aug 18, 1998·134 cites·13 claims
- 2191US5369034AUse of a ventable rupture diaphragm-protected container for heating contained materials by microwave radiationCEM CORP·Filed 1993·Granted Nov 29, 1994·98 cites·7 claims
- 2291US5230865AVentable rupture diaphragm-protected container for heating contained materials by microwave radiationCEM CORP·Filed 1992·Granted Jul 27, 1993·98 cites·10 claims
- 2391US4566804AApparatuses, processes and articles for controllably heating and drying materials by microwave radiationCEM CORP·Filed 1982·Granted Jan 28, 1986·64 cites·9 claims
- 2490US6566637B1Microwave assisted content analyzerCEM CORP·Filed 2000·Granted May 20, 2003·36 cites·26 claims
- 2590US6288379B1Use of continuously variable power in microwave assisted chemistryCEM CORP·Filed 1999·Granted Sep 11, 2001·85 cites·27 claims
- 2689US7581876B2Dual energy source loss-on-drying instrumentCEM CORP·Filed 2006·Granted Sep 1, 2009·13 cites·11 claims
- 2789US6607920B2Attenuator system for microwave-assisted chemical synthesisCEM CORP·Filed 2001·Granted Aug 19, 2003·41 cites·25 claims
- 2889US4877624ADigestion and sterilization methods and apparatusCEM CORP·Filed 1988·Granted Oct 31, 1989·57 cites·9 claims
- 2988US10067043B2Pressure stepped microwave assisted digestionCEM CORP·Filed 2016·Granted Sep 4, 2018·2 cites·10 claims
- 3088US6753517B2Microwave-assisted chemical synthesis instrument with fixed tuningCEM CORP·Filed 2001·Granted Jun 22, 2004·28 cites·11 claims
- 3187US7208709B2Pressure measurement in microwave-assisted chemical synthesisCEM CORP·Filed 2005·Granted Apr 24, 2007·11 cites·12 claims
- 3287US5427741APressure resistant reinforcing means for containers for materials to be microwave heatedCEM CORP·Filed 1993·Granted Jun 27, 1995·60 cites·1 claims
- 3387US4835354AMicrowave heating apparatus for laboratory analysesCEM CORP·Filed 1988·Granted May 30, 1989·57 cites·8 claims
- 3486US6084226AUse of continuously variable power in microwave assisted chemistryCEM CORP·Filed 1998·Granted Jul 4, 2000·65 cites·5 claims
- 3586US4753889AAnalytical method for determining volatiles, solids and solvent extractablesCEM CORP·Filed 1985·Granted Jun 28, 1988·42 cites·12 claims
- 3686US4565669AMicrowave ashing apparatusCEM CORP·Filed 1983·Granted Jan 21, 1986·49 cites·2 claims
- 3785US10330573B2Rapid sample preparation for analytical analysis using dispersive energized extractionCEM CORP·Filed 2017·Granted Jun 25, 2019·2 cites·9 claims
- 3885US7109452B2Controlled flow instrument for microwave assisted chemistry with high viscosity liquids and heterogeneous mixturesCEM CORP·Filed 2005·Granted Sep 19, 2006·6 cites·12 claims
- 3985US6630652B2Microwave-assisted chemical synthesis instrument with fixed tuningCEM CORP·Filed 2002·Granted Oct 7, 2003·21 cites·15 claims
- 4085US6227041B1Method and apparatus for measuring volatile contentCEM CORP·Filed 1998·Granted May 8, 2001·74 cites·38 claims
- 4185US6136276AFlexible vessel and frame for microwave assisted chemistryCEM CORP·Filed 2000·Granted Oct 24, 2000·28 cites·17 claims
- 4285US4672996ASelf-regulating valveCEM CORP·Filed 1986·Granted Jun 16, 1987·52 cites·10 claims
- 4384US10065168B2High temperature pressure digestion vessel system with dual action sealCEM CORP·Filed 2017·Granted Sep 4, 2018·3 cites·8 claims
- 4484US8852533B2Controlled pressure release vessel for microwave assisted chemistryCEM CORP·Filed 2013·Granted Oct 7, 2014·5 cites·6 claims
- 4584US7816633B2Method and apparatus for microwave assisted high throughput high pressure chemical synthesisCEM CORP·Filed 2007·Granted Oct 19, 2010·6 cites·9 claims
- 4684US7214913B2Controlled flow instrument for microwave assisted chemistry with high viscosity liquids and heterogeneous mixturesCEM CORP·Filed 2005·Granted May 8, 2007·6 cites·12 claims
- 4783US10295447B2Rapid energized dispersive solid phase extraction (SPE) for analytical analysisCEM CORP·Filed 2017·Granted May 21, 2019·2 cites·20 claims
- 4883US10241014B2Instrument for analytical sample preparationCEM CORP·Filed 2017·Granted Mar 26, 2019·2 cites·6 claims
- 4983US6373040B2In-cavity connectors for system detectors in microwave assisted processesCEM CORP·Filed 2001·Granted Apr 16, 2002·18 cites·4 claims
- 5082US10239914B2In-situ solvent recycling process for solid phase peptide synthesis at elevated temperaturesCEM CORP·Filed 2017·Granted Mar 26, 2019·2 cites·6 claims
Showing the top 50 of 149 patent records by PatentIndex Score.
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