David J. Ritch — 22 Patents at Steelcase Development

David J. Ritch has been granted 22 US patents while listed as an inventor at Steelcase Development. The first was granted in 1999 and the most recent in December 2013. David J. Ritch ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list David J. Ritch in Malibu, CA, US.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8596593	Worksurface leg mount system	Mark Saffell	2013-12-03
7874620	Health care chair	Brett Kooistra, Benjamin Edinger, Mark Saffell, Gary L. Cruce, David E. Simon +1 more	2011-01-25	$8,420,000
D580687	Table leg	Mark Saffell	2008-11-18
D575968	Table leg	Mark Saffell	2008-09-02
7325873	Seating unit	Robert L. Stewart, Mark Saffell, Ari Tao Adler, Anthony Patron, Matthew Inouye +3 more	2008-02-05	$4,015,000
D548475	Seating unit	Mark Saffell	2007-08-14
D546085	Seating unit	Mark Saffell	2007-07-10
D535838	Seating unit	Mark Saffell	2007-01-30
D530104	Work space divider	Mark Saffell	2006-10-17
6766748	Table with support leg having an elongated channel	Robert W. Insalaco, Mark Saffell, Gordon Stannis	2004-07-27	$12,167,000
6764144	Storage unit	Robert W. Insalaco, Mark Saffell, Gordon Stannis	2004-07-20	$12,385,000
D467445	Chair	Mark Saffell, Robert L. Stewart, Thai Tran	2002-12-24
D460630	Privacy screen	Mark Saffell, Gordon Stannis	2002-07-23
6286901	Chair	Mark Saffell, Steven P. Vassallo, Alan M. Vale, Kristine R. Chan-Lizardo, Robert L. Stewart	2001-09-11
6142566	Chair	Mark Saffell, Steven P. Vassallo, Alan M. Vale, Kristine R. Chan-Lizardo, Robert L. Stewart	2000-11-07	$2,105,000
D423261	Chair	Mark Saffell	2000-04-25
6030037	Horizontally nestable chair	Mark Saffell, Steven P. Vassallo, Alan M. Vale, Kristine R. Chan-Lizardo, Robert L. Stewart	2000-02-29	$1,666,000
D417793	Chair	Mark Saffell	1999-12-21
5934758	Membrane chair	Mark Saffell, Larry A. Wilkerson	1999-08-10
D412416	Base	Mark Saffell	1999-08-03
D411928	Chair	Mark Saffell, Steven P. Vassallo, Alan M. Vale, Kristine R. Chan-Lizardo	1999-07-13
D407576	Chair	Mark Saffell	1999-04-06

David J. Ritch — 22 Patents

Issued Patents All Time

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