loadpatents
Patent applications and USPTO patent grants for Chen; Xin-He.The latest application filed is for "nut rotary ball screw with a predetermined pressure structure".
Patent | Date |
---|---|
Ball screw device having cooling structure Grant 8,336,416 - Chiu , et al. December 25, 2 | 2012-12-25 |
Nut Rotary Ball Screw With A Predetermined Pressure Structure App 20120103115 - Wu; Wen-Chia ;   et al. | 2012-05-03 |
Ball screw device having lubricating device Grant 8,082,814 - Jiang , et al. December 27, 2 | 2011-12-27 |
Ball screw device having cooling structure App 20110154924 - Chiu; Yueh-Ling ;   et al. | 2011-06-30 |
Circulating assembly for a ball screw Grant 7,810,406 - Chen October 12, 2 | 2010-10-12 |
Rotating nut ball screw unit with lubricating arrangement Grant 7,634,952 - Chen , et al. December 22, 2 | 2009-12-22 |
Ball screw device having lubricating device App 20090308690 - Jiang; Zong Sian ;   et al. | 2009-12-17 |
Fixed torque preload piece Grant 7,562,596 - Chen July 21, 2 | 2009-07-21 |
Ball screw assembly Grant 7,562,599 - Chen , et al. July 21, 2 | 2009-07-21 |
Rotating Nut Ball Screw Unit with Lubricating Arrangement App 20090133520 - Chen; Xin-He ;   et al. | 2009-05-28 |
Ball screw assembly Grant 7,520,193 - Chen April 21, 2 | 2009-04-21 |
Circulating Assembly for a Ball Screw App 20080098840 - CHEN; Xin-He | 2008-05-01 |
Ball Screw with an Engaging Type Circulation Cassette App 20070295133 - Chen; Xin-he | 2007-12-27 |
Ball Screw Assembly App 20070295131 - Chen; Yan-Yu ;   et al. | 2007-12-27 |
Fixed Torque Preload Piece App 20070227280 - CHEN; XIN-HE | 2007-10-04 |
Ball screw assembly App 20070204713 - Chen; Xin-He | 2007-09-06 |
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