Friedman; Keith A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Friedman; Keith A..The latest application filed is for "low-temperature pyrolysis of organic acid salts providing graphene rich carbons".
Company Profile
2.76.158
- Friedman; Keith A. - Austin TX
- Friedman; Keith A. - Santa Clara CA
- Friedman; Keith A. - San Jose CA
Patent Activity
| Patent | Date |
|---|---|
| Low-temperature pyrolysis of organic acid salts providing graphene rich carbons Grant 10,968,105 - Heller , et al. April 6, 2 | 2021-04-06 |
| Low-temperature Pyrolysis Of Organic Acid Salts Providing Graphene Rich Carbons App 20200299136 - Heller; Adam ; et al. | 2020-09-24 |
| Analyte monitoring device and methods of use Grant 9,326,714 - Say , et al. May 3, 2 | 2016-05-03 |
| Analyte monitoring device and methods of use Grant 9,066,695 - Say , et al. June 30, 2 | 2015-06-30 |
| Analyte monitoring device and methods of use Grant 9,011,331 - Say , et al. April 21, 2 | 2015-04-21 |
| Analyte Monitoring Device and Methods of Use App 20150065818 - Say; James L. ; et al. | 2015-03-05 |
| Analyte monitoring device and methods of use Grant 8,880,137 - Say , et al. November 4, 2 | 2014-11-04 |
| Analyte monitoring device and methods of use Grant 8,840,553 - Say , et al. September 23, 2 | 2014-09-23 |
| Analyte monitoring device and methods of use Grant 8,734,348 - Say , et al. May 27, 2 | 2014-05-27 |
| Analyte monitoring device and methods of use Grant 8,734,346 - Say , et al. May 27, 2 | 2014-05-27 |
| Analyte monitoring device and methods of use Grant 8,738,109 - Say , et al. May 27, 2 | 2014-05-27 |
| Analyte monitoring device and methods of use Grant 8,672,844 - Say , et al. March 18, 2 | 2014-03-18 |
| Analyte monitoring device and methods of use Grant 8,660,627 - Say , et al. February 25, 2 | 2014-02-25 |
| Analyte Monitoring Device and Methods of Use App 20140051957 - Say; James ; et al. | 2014-02-20 |
| Analyte monitoring device and methods of use Grant 8,649,841 - Say , et al. February 11, 2 | 2014-02-11 |
| Analyte monitoring device and methods of use Grant 8,641,619 - Say , et al. February 4, 2 | 2014-02-04 |
| Analyte monitoring device and methods of use Grant 8,617,071 - Say , et al. December 31, 2 | 2013-12-31 |
| Analyte monitoring device and methods of use Grant 8,612,159 - Say , et al. December 17, 2 | 2013-12-17 |
| Analyte monitoring device and methods of use Grant 8,597,189 - Say , et al. December 3, 2 | 2013-12-03 |
| Analyte monitoring device and methods of use Grant 8,473,021 - Say , et al. June 25, 2 | 2013-06-25 |
| Analyte monitoring device and methods of use Grant 8,409,131 - Say , et al. April 2, 2 | 2013-04-02 |
| Methods for Subcutaneously Positioning an Analyte Sensing Device App 20130060099 - Heller; Adam ; et al. | 2013-03-07 |
| Analyte monitoring device and methods of use Grant 8,391,945 - Say , et al. March 5, 2 | 2013-03-05 |
| Analyte monitoring device and methods of use Grant 8,380,273 - Say , et al. February 19, 2 | 2013-02-19 |
| Analyte monitoring device and methods of use Grant 8,372,005 - Say , et al. February 12, 2 | 2013-02-12 |
| Analyte monitoring device and methods of use Grant 8,366,614 - Say , et al. February 5, 2 | 2013-02-05 |
| Analyte monitoring device and methods of use Grant 8,357,091 - Say , et al. January 22, 2 | 2013-01-22 |
| Analyte monitoring device and methods of use Grant 8,353,829 - Say , et al. January 15, 2 | 2013-01-15 |
| Analyte monitoring device and methods of use Grant 8,346,336 - Say , et al. January 1, 2 | 2013-01-01 |
| Analyte monitoring device and methods of use Grant 8,306,598 - Say , et al. November 6, 2 | 2012-11-06 |
| Analyte monitoring device and methods of use Grant 8,275,439 - Say , et al. September 25, 2 | 2012-09-25 |
| Analyte monitoring device and methods of use Grant 8,273,022 - Say , et al. September 25, 2 | 2012-09-25 |
| Analyte Monitoring Device and Methods of Use App 20120238833 - Say; James ; et al. | 2012-09-20 |
| Analyte monitoring device and methods of use Grant 8,265,726 - Say , et al. September 11, 2 | 2012-09-11 |
| Analyte monitoring device and methods of use Grant 8,260,392 - Say , et al. September 4, 2 | 2012-09-04 |
| Analyte monitoring device and methods of use Grant 8,255,031 - Say , et al. August 28, 2 | 2012-08-28 |
| Analyte monitoring device and methods of use Grant 8,235,896 - Say , et al. August 7, 2 | 2012-08-07 |
| Analyte monitoring device and methods of use Grant 8,231,532 - Say , et al. July 31, 2 | 2012-07-31 |
| Analyte monitoring device and methods of use Grant 8,226,557 - Say , et al. July 24, 2 | 2012-07-24 |
| Analyte monitoring device and methods of use Grant 8,226,558 - Say , et al. July 24, 2 | 2012-07-24 |
| Analyte monitoring device and methods of use Grant 8,226,555 - Say , et al. July 24, 2 | 2012-07-24 |
| Analyte monitoring device and methods of use Grant 8,224,413 - Say , et al. July 17, 2 | 2012-07-17 |
| Analyte monitoring device and methods of use Grant 8,177,716 - Say , et al. May 15, 2 | 2012-05-15 |
| Analyte monitoring device and methods of use Grant 8,175,673 - Say , et al. May 8, 2 | 2012-05-08 |
| Analyte monitoring device and methods of use Grant 8,162,829 - Say , et al. April 24, 2 | 2012-04-24 |
| Analyte Monitoring Device and Methods of Use App 20110112389 - Say; James ; et al. | 2011-05-12 |
| Analyte Monitoring Device and Methods of Use App 20110092897 - Say; James ; et al. | 2011-04-21 |
| Analyte Monitoring Device and Methods of Use App 20110077489 - Say; James ; et al. | 2011-03-31 |
| Analyte Monitoring Device and Methods of Use App 20110077481 - Say; James ; et al. | 2011-03-31 |
| Analyte Monitoring Device and Methods of Use App 20110077491 - Say; James ; et al. | 2011-03-31 |
| Analyte monitoring device and methods of use Grant 7,885,699 - Say , et al. February 8, 2 | 2011-02-08 |
| Analyte Monitoring Device and Methods of Use App 20110015510 - Say; James ; et al. | 2011-01-20 |
| Analyte monitoring device and methods of use Grant 7,869,853 - Say , et al. January 11, 2 | 2011-01-11 |
| Analyte monitoring device and methods of use Grant 7,860,544 - Say , et al. December 28, 2 | 2010-12-28 |
| Analyte Monitoring Device and Methods of Use App 20100324402 - Say; James ; et al. | 2010-12-23 |
| Analyte Monitoring Device and Methods of Use App 20100324396 - Say; James ; et al. | 2010-12-23 |
| Analyte Monitoring Device And Methods Of Use App 20100324399 - Say; James ; et al. | 2010-12-23 |
| Analyte Monitoring Device and Methods of Use App 20100324394 - Say; James ; et al. | 2010-12-23 |
| Analyte Monitoring Device And Methods Of Use App 20100324400 - Say; James ; et al. | 2010-12-23 |
| Analyte Monitoring Device and Methods of Use App 20100312078 - Say; James ; et al. | 2010-12-09 |
| Analyte Monitoring Device and Methods of Use App 20100298681 - Say; James ; et al. | 2010-11-25 |
| Analyte Monitoring Device and Methods of Use App 20100298682 - Say; James ; et al. | 2010-11-25 |
| Analyte Monitoring Device and Methods of Use App 20100292552 - Say; James ; et al. | 2010-11-18 |
| Analyte Monitoring Device and Methods of Use App 20100292554 - Say; James ; et al. | 2010-11-18 |
| Analyte Monitoring Device and Methods of Use App 20100288632 - SAY; James ; et al. | 2010-11-18 |
| Electrodes with Multilayer Membranes and Methods of Using and Making the Electrodes App 20100288633 - Heller; Adam ; et al. | 2010-11-18 |
| Analyte Monitoring Device and Methods of Use App 20100292555 - Say; James ; et al. | 2010-11-18 |
| Analyte Monitoring Device and Methods of Use App 20100292553 - Say; James ; et al. | 2010-11-18 |
| Analyte Monitoring Device and Methods of Use App 20100280346 - Say; James ; et al. | 2010-11-04 |
| Analyte Monitoring Device and Methods of Use App 20100280345 - Say; James ; et al. | 2010-11-04 |
| Analyte Monitoring Device and Methods of Use App 20100274111 - Say; James ; et al. | 2010-10-28 |
| Analyte Monitoring Device and Methods of Use App 20100268050 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100268045 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100268044 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100268048 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100268047 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100268046 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100268049 - Say; James ; et al. | 2010-10-21 |
| Analyte Monitoring Device and Methods of Use App 20100256472 - Say; James ; et al. | 2010-10-07 |
| Analyte Monitoring Device and Methods of Use App 20100256471 - Say; James ; et al. | 2010-10-07 |
| Analyte Monitoring Device and Methods of Use App 20100240974 - Say; James ; et al. | 2010-09-23 |
| Analyte Monitoring Device And Methods Of Use App 20100241388 - Say; James ; et al. | 2010-09-23 |
| Analyte Monitoring Device and Methods of Use App 20100234709 - Say; James ; et al. | 2010-09-16 |
| Analyte Monitoring Device and Methods of Use App 20100223021 - Say; James ; et al. | 2010-09-02 |
| Analyte Monitoring Device and Methods of Use App 20100222659 - Say; James ; et al. | 2010-09-02 |
| Analyte Monitoring Device and Methods of Use App 20100222660 - Say; James ; et al. | 2010-09-02 |
| Analyte Monitoring Device and Methods of Use App 20100179398 - Say; James ; et al. | 2010-07-15 |
| Analyte Monitoring Device and Methods of Use App 20100168658 - Say; James ; et al. | 2010-07-01 |
| Analyte Monitoring Device and Methods of Use App 20100168659 - Say; James ; et al. | 2010-07-01 |
| Analyte Monitoring Device and Methods of Use App 20100160761 - Say; James ; et al. | 2010-06-24 |
| Analyte Monitoring Device and Methods of Use App 20100160748 - Say; James ; et al. | 2010-06-24 |
| Analyte Monitoring Device and Methods of Use App 20100106001 - Say; James ; et al. | 2010-04-29 |
| Analyte Monitoring Device and Methods of Use App 20100100078 - Say; James ; et al. | 2010-04-22 |
| Analyte Monitoring Device and Methods of Use App 20100099969 - Say; James ; et al. | 2010-04-22 |
| Analyte Monitoring Device and Methods of Use App 20100099968 - Say; James ; et al. | 2010-04-22 |
| Analyte Monitoring Device and Methods of Use App 20100099967 - Say; James ; et al. | 2010-04-22 |
| Analyte Monitoring Device And Methods Of Use App 20100069729 - Say; James ; et al. | 2010-03-18 |
| Analyte Monitoring Device And Methods Of Use App 20100056889 - Say; James ; et al. | 2010-03-04 |
| Analyte Monitoring Device And Methods Of Use App 20100056890 - Say; James ; et al. | 2010-03-04 |
| Analyte Monitoring Device And Methods Of Use App 20100056891 - Say; James ; et al. | 2010-03-04 |
| Electrodes with multilayer membranes and methods of using and making the electrodes Grant 7,666,284 - Heller , et al. February 23, 2 | 2010-02-23 |
| Electrodes With Multilayer Membranes And Methods Of Making The Electrodes App 20100023270 - Heller; Adam ; et al. | 2010-01-28 |
| Electrodes with Multilayer Membranes and Methods of Using and Making the Electrodes App 20090308743 - Heller; Adam ; et al. | 2009-12-17 |
| Analyte Monitoring Device And Methods Of Use App 20090312619 - Say; James ; et al. | 2009-12-17 |
| Analyte Monitoring Device and Methods of Use App 20090292189 - Say; James ; et al. | 2009-11-26 |
| Analyte Monitoring Device and Methods of Use App 20090228214 - Say; James ; et al. | 2009-09-10 |
| Analyte Monitoring Device and Methods of Use App 20090227940 - Say; James ; et al. | 2009-09-10 |
| Analyte Monitoring Device and Methods of Use App 20090227941 - Say; James ; et al. | 2009-09-10 |
| Analyte Monitoring Device and Methods of Use App 20090216102 - Say; James ; et al. | 2009-08-27 |
| Analyte Monitoring Device and Methods of Use App 20090216101 - Say; James ; et al. | 2009-08-27 |
| Analyte Monitoring Device and Methods of Use App 20090209838 - Say; James ; et al. | 2009-08-20 |
| Analyte Monitoring Device And Methods Of Use App 20090210164 - Say; James ; et al. | 2009-08-20 |
| Analyte Monitoring Device and Methods of Use App 20090203978 - Say; James ; et al. | 2009-08-13 |
| Analyte Monitoring Device and Methods of Use App 20090198116 - Say; James ; et al. | 2009-08-06 |
| Analyte Monitoring Device and Methods of Use App 20090198175 - Say; James ; et al. | 2009-08-06 |
| Analyte Monitoring Device and Methods of Use App 20090198115 - Say; James ; et al. | 2009-08-06 |
| Analyte Monitoring Device and Methods of Use App 20090192375 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192368 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192373 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192378 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192370 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192377 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192369 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192374 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192379 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192371 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192372 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090192376 - Say; James ; et al. | 2009-07-30 |
| Analyte Monitoring Device and Methods of Use App 20090187093 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187091 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187088 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187095 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187092 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187090 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187094 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090187089 - Say; James ; et al. | 2009-07-23 |
| Analyte Monitoring Device and Methods of Use App 20090182212 - Say; James ; et al. | 2009-07-16 |
| Analyte Monitoring Device and Methods of Use App 20090182215 - Say; James ; et al. | 2009-07-16 |
| Analyte Monitoring Device and Methods of Use App 20090182214 - Say; James ; et al. | 2009-07-16 |
| Analyte Monitoring Device and Methods of Use App 20090182213 - Say; James ; et al. | 2009-07-16 |
| Analyte Monitoring Device and Methods of Use App 20090177057 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177064 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090173628 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177055 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177061 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177066 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177059 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177056 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177058 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177063 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177054 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177062 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177065 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090177060 - Say; James ; et al. | 2009-07-09 |
| Analyte Monitoring Device and Methods of Use App 20090171179 - Say; James ; et al. | 2009-07-02 |
| Analyte Monitoring Device and Methods of Use App 20090163789 - Say; James ; et al. | 2009-06-25 |
| Analyte Monitoring Device and Methods of Use App 20090163788 - Say; James ; et al. | 2009-06-25 |
| Analyte Monitoring Device And Methods Of Use App 20090163781 - Say; James ; et al. | 2009-06-25 |
| Analyte Monitoring Device and Methods of Use App 20090099432 - Say; James ; et al. | 2009-04-16 |
| Analyte Monitoring Device and Methods of Use App 20090099435 - Say; James ; et al. | 2009-04-16 |
| Analyte Monitoring Device and Methods of Use App 20090093696 - Say; James ; et al. | 2009-04-09 |
| Analyte Monitoring Device and Methods of Use App 20090089999 - Say; James ; et al. | 2009-04-09 |
| Analyte Monitoring Device and Methods of Use App 20090069655 - Say; James ; et al. | 2009-03-12 |
| Analyte Monitoring Device and Methods of Use App 20090069657 - Say; James ; et al. | 2009-03-12 |
| Analyte Monitoring Device and Methods of Use App 20090069656 - Say; James ; et al. | 2009-03-12 |
| Analyte Monitoring Device and Methods of Use App 20090069658 - Say; James ; et al. | 2009-03-12 |
| Analyte Monitoring Device And Methods Of Use App 20090062634 - Say; James ; et al. | 2009-03-05 |
| Analyte Monitoring Device And Methods Of Use App 20080319292 - Say; James ; et al. | 2008-12-25 |
| Analyte Monitoring Device and Methods of Use App 20080269672 - Say; James ; et al. | 2008-10-30 |
| Analyte Monitoring Device and Methods of Use App 20080262329 - Say; James ; et al. | 2008-10-23 |
| Analyte Monitoring Device And Methods Of Use App 20080214914 - Say; James ; et al. | 2008-09-04 |
| Analyte Monitoring Device And Methods Of Use App 20080167543 - Say; James ; et al. | 2008-07-10 |
| Analyte Monitoring Device and Methods of Use App 20080091096 - Say; James ; et al. | 2008-04-17 |
| Analyte Monitoring Device And Methods Of Use App 20080033271 - Say; James ; et al. | 2008-02-07 |
| Analyte Monitoring Device And Methods Of Use App 20070249919 - Say; James ; et al. | 2007-10-25 |
| Analyte Monitoring Device And Methods Of Use App 20070249920 - Say; James ; et al. | 2007-10-25 |
| Analyte Monitoring Device And Methods Of Use App 20070244380 - Say; James ; et al. | 2007-10-18 |
| Analyte Monitoring Device and Methods of Use App 20070213610 - Say; James ; et al. | 2007-09-13 |
| Analyte Monitoring Device and Methods of Use App 20070208247 - Say; James ; et al. | 2007-09-06 |
| Analyte Monitoring Device and Methods of Use App 20070203411 - Say; James ; et al. | 2007-08-30 |
| Analyte Monitoring Device and Methods of Use App 20070203408 - Say; James ; et al. | 2007-08-30 |
| Analyte Monitoring Device and Methods of Use App 20070203410 - Say; James ; et al. | 2007-08-30 |
| Analyte Monitoring Device and Methods of Use App 20070191699 - Say; James ; et al. | 2007-08-16 |
| Analyte Monitoring Device and Methods of Use App 20070191700 - Say; James ; et al. | 2007-08-16 |
| Analyte Monitoring Device and Methods of Use App 20070179372 - Say; James ; et al. | 2007-08-02 |
| Analyte Monitoring Device and Methods of Use App 20070179370 - Say; James ; et al. | 2007-08-02 |
| Analyte Monitoring Device and Methods of Use App 20070161879 - Say; James ; et al. | 2007-07-12 |
| Analyte Monitoring Device and Methods of Use App 20070161880 - Say; James ; et al. | 2007-07-12 |
| Analyte Monitoring Device and Methods of Use App 20070149874 - Say; James ; et al. | 2007-06-28 |
| Analyte Monitoring Device and Methods of Use App 20070149873 - Say; James ; et al. | 2007-06-28 |
| Analyte monitoring device and methods of use Grant 7,190,988 - Say , et al. March 13, 2 | 2007-03-13 |
| Analyte monitoring devices and methods of use Grant 7,003,341 - Say , et al. February 21, 2 | 2006-02-21 |
| Analyte monitoring device and methods of use Grant 6,990,366 - Say , et al. January 24, 2 | 2006-01-24 |
| Analyte monitoring device and methods of use App 20050199494 - Say, James ; et al. | 2005-09-15 |
| Analyte monitoring device and methods of use App 20050121322 - Say, James ; et al. | 2005-06-09 |
| Analyte monitoring device and methods of use App 20040236200 - Say, James ; et al. | 2004-11-25 |
| Electrodes with multilayer membranes and methods of using and making the electrodes App 20040219664 - Heller, Adam ; et al. | 2004-11-04 |
| Analyte monitoring device and methods of use App 20040171921 - Say, James ; et al. | 2004-09-02 |
| Analyte monitoring device and methods of use App 20040167801 - Say, James ; et al. | 2004-08-26 |
| Electrodes with multilayer membranes and methods of making the electrodes Grant 6,746,582 - Heller , et al. June 8, 2 | 2004-06-08 |
| Analyte monitoring device and methods of use App 20040106859 - Say, James ; et al. | 2004-06-03 |
| Analyte monitoring device and methods of use App 20040106858 - Say, James ; et al. | 2004-06-03 |
| Analyte monitoring device and methods of use App 20040106860 - Say, James ; et al. | 2004-06-03 |
| Analyte monitoring device and methods of use App 20030187338 - Say, James ; et al. | 2003-10-02 |
| Analyte monitoring device and methods of use Grant 6,565,509 - Say , et al. May 20, 2 | 2003-05-20 |
| Electrodes with multilayer membranes and methods of using and making the electrodes App 20010054319 - Heller, Adam ; et al. | 2001-12-27 |
| Analyte monitoring device and methods of use Grant 6,175,752 - Say , et al. January 16, 2 | 2001-01-16 |
| Ion chromatography system using electrochemical suppression and detector effluent recycle Grant 5,352,360 - Stillian , et al. October 4, 1 | 1994-10-04 |
| Ion chromatography system using electrochemical suppression and detector effluent recycle Grant 5,248,426 - Stillian , et al. September 28, 1 | 1993-09-28 |
| Method and apparatus for generating a high purity chromatography eluent Grant 5,045,204 - Dasgupta , et al. September 3, 1 | 1991-09-03 |
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