James E. Springett — 16 Patents at 3M

James E. Springett has been granted 16 US patents while listed as an inventor at 3M. The first was granted in 1997 and the most recent in March 2020. James E. Springett ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list James E. Springett in Hudson, WI, US.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10575571	Flat-fold respirator with monocomponent filtration/stiffening monolayer	Seyed A. Angadjivand, John M. Brandner, Marvin E. Jones, Andrew R. Fox, Michael R. Berrigan +1 more	2020-03-03	$29,893,000
9770058	Flat-fold respirator with monocomponent filtration/stiffening monolayer	Seyed A. Angadjivand, John M. Brandner, Marvin E. Jones, Andrew R. Fox, Michael R. Berrigan +1 more	2017-09-26	$35,188,000
8580182	Process of making a molded respirator	Seyed A. Angadjivand, Andrew R. Fox, John D. Stelter, Timothy J. Lindquist, John M. Brandner	2013-11-12	$21,098,000
8506871	Process of making a monocomponent non-woven web	John M. Brandner, William J. Kopecky, Seyed A. Angadjivand, Timothy J. Lindquist	2013-08-13	$11,080,000
8372175	Pleated filter with bimodal monolayer monocomponent media	Andrew R. Fox, John D. Stelter, Seyed A. Angadjivand, Timothy J. Lindquist, John M. Brandner	2013-02-12	$18,259,000
8029723	Method for making shaped filtration articles	Seyed A. Angadjivand, Marvin E. Jones, John M. Brandner, Timothy J. Lindquist	2011-10-04	$26,285,000
7989371	Meltblown fiber web with staple fibers	Seyed A. Angadjivand, John M. Brandner	2011-08-02	$22,946,000
7989372	Molded respirator comprising meltblown fiber web with staple fibers	Seyed A. Angadjivand, John M. Brandner	2011-08-02	$22,946,000
7902096	Monocomponent monolayer meltblown web and meltblowing apparatus	John M. Brandner, William J. Kopecky, Seyed A. Angadjivand, Timothy J. Lindquist	2011-03-08	$7,745,000
7858163	Molded monocomponent monolayer respirator with bimodal monolayer monocomponent media	Seyed A. Angadjivand, Andrew R. Fox, John D. Stelter, Timothy J. Lindquist, John M. Brandner	2010-12-28	$19,358,000
7754041	Pleated filter with bimodal monolayer monocomponent media	Andrew R. Fox, John D. Stelter, Seyed A. Angadjivand, Timothy J. Lindquist, John M. Brandner	2010-07-13	$27,015,000
6923182	Crush resistant filtering face mask	Seyed A. Angadjivand, Thomas I. Insley	2005-08-02	$20,980,000
6827764	Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers	Seyed A. Angadjivand	2004-12-07	$39,744,000
6234171	Molded respirator containing sorbent particles	Leonard W. Barrett, Roberta C. Harper	2001-05-22	$33,790,000
6102039	Molded respirator containing sorbent particles	Leonard W. Barrett, Roberta C. Harper	2000-08-15	$32,235,000
5617849	Respirator having thermochromic fit-indicating seal	Leonard W. Barrett	1997-04-08	$23,707,000

James E. Springett — 16 Patents

Issued Patents All Time

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