Zwettler; Christopher J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zwettler; Christopher J..The latest application filed is for "clinical support pad".

Company Profile

0.13.16

Zwettler; Christopher J. - Stillwater MN
Zwettler; Christopher J. - Lake Elmo MN
Zwettler; Christopher J. - Maplewood MN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Clinical support pad Grant 8,196,239 - Carlson , et al. June 12, 2	2012-06-12
Clinical Support Pad App 20120042453 - Carlson; Delroy W. ; et al.	2012-02-23
Clinical support pad Grant 8,051,516 - Carlson , et al. November 8, 2	2011-11-08
Seed brake Grant D647,542 - Zwettler October 25, 2	2011-10-25
Clinical Support Pad App 20100024132 - Carlson; Delroy W. ; et al.	2010-02-04
Tape reel assembly with stiff winding surface for a tape drive system Grant 7,300,016 - Brown , et al. November 27, 2	2007-11-27
Tape reel assembly having an end plate defining a polygonal drive bore App 20060151652 - Zwettler; Christopher J.	2006-07-13
Pack arm assembly for use in a tape drive system Grant 7,051,970 - Andruet , et al. May 30, 2	2006-05-30
Magnetic tape head assembly with laterally moveable central section Grant 7,006,329 - Johnson , et al. February 28, 2	2006-02-28
Magnetic recording medium having a dimensionally stable substrate Grant 6,989,204 - Zwettler , et al. January 24, 2	2006-01-24
Pack arm assembly for use in a tape drive system App 20060006268 - Andruet; Raul ; et al.	2006-01-12
Magnetic Recording Medium Having A Dimensionally Stable Substrate App 20050282046 - Zwettler, Christopher J. ; et al.	2005-12-22
Side acting drive shaft engagement for a data cartridge App 20050161546 - Zwettler, Christopher J.	2005-07-28
Controlling winding tension to reduce tape pack stress Grant 6,918,553 - Zwettler , et al. July 19, 2	2005-07-19
Tape guide for biasing a tape path within a tape transport system, such as a data storage tape cartridge Grant 6,892,978 - Mewes , et al. May 17, 2	2005-05-17
Tape reel assembly with stiff winding surface for a tape drive system App 20050077409 - Brown, Jerome D. ; et al.	2005-04-14
Data storage tape cartridge with subambient pressure feature Grant 6,874,720 - Zwettler , et al. April 5, 2	2005-04-05
Tape Guide For Biasing A Tape Path Within A Tape Transport System, Such As A Data Storage Tape Cartridge App 20040238669 - Mewes, Michael A. ; et al.	2004-12-02
Magnetic tape guide and method of use App 20040238671 - Brown, Jerome D. ; et al.	2004-12-02
Magnetic tape head assembly with laterally moveable central section App 20040240113 - Johnson, Douglas W. ; et al.	2004-12-02
Data Storage Tape Cartridge With Subambient Pressure Feature App 20040238668 - Zwettler, Christopher J. ; et al.	2004-12-02
Controlling winding tension to reduce tape pack stress App 20040149846 - Zwettler, Christopher J. ; et al.	2004-08-05
Manufacture of magnetic tape under heat treatment and tension App 20030205850 - Zwettler, Christopher J. ; et al.	2003-11-06
Three-piece tape reel assembly with integrated driving teeth and metal flanges App 20020134875 - Zwettler, Christopher J. ; et al.	2002-09-26
Data storage tape cartridge with a compliant guide App 20020067573 - Brong, Brian D. ; et al.	2002-06-06
Tape reel assembly with hub sleeve and spherical piece for a data storage tape cartridge, and method of manufacture App 20010054662 - Zwettler, Christopher J. ; et al.	2001-12-27
Tape reel assembly with hub sleeve for a data storage tape cartridge Grant 6,318,659 - Zwettler , et al. November 20, 2	2001-11-20
Belt-driven data cartridge with yoke mechanism Grant 6,249,401 - Zwettler June 19, 2	2001-06-19
Tape cartridge base plate comprising a novel aluminum alloy Grant 5,541,797 - Ping , et al. July 30, 1	1996-07-30

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