Nien; Keng-Hao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nien; Keng-Hao.The latest application filed is for "fixing assembly for roller shade".
Company Profile
11.28.42
- Nien; Keng-Hao - Taichung TW
- Nien; Keng-Hao - Taichung City TW
- Nien; Keng Hao - Changhua Hsien TW
- Nien, Keng-Hao - Lun Kang TW
Patent Activity
| Patent | Date |
|---|---|
| Block and tackle window blind Grant 11,230,881 - Chen , et al. January 25, 2 | 2022-01-25 |
| Position-fixing system Grant 11,220,860 - Chen , et al. January 11, 2 | 2022-01-11 |
| Window covering Grant 11,078,724 - Chen , et al. August 3, 2 | 2021-08-03 |
| Position-fixing system Grant 11,008,807 - Chen , et al. May 18, 2 | 2021-05-18 |
| Fixing assembly for roller shade Grant 10,968,695 - Chen , et al. April 6, 2 | 2021-04-06 |
| Window blind Grant 10,865,600 - Zhang , et al. December 15, 2 | 2020-12-15 |
| Control mechanism for raising and lowering window covering Grant RE48,355 - Chen , et al. December 15, 2 | 2020-12-15 |
| Window covering Grant 10,865,601 - Zeng , et al. December 15, 2 | 2020-12-15 |
| Support structure for roller for a shade Grant 10,745,966 - Chen , et al. A | 2020-08-18 |
| Window covering system and displacement controlling device thereof Grant 10,731,408 - Wei , et al. | 2020-08-04 |
| Light blocking system for vertical blind Grant 10,718,155 - Wen , et al. | 2020-07-21 |
| Fixing Assembly For Roller Shade App 20200157882 - Chen; Lin ; et al. | 2020-05-21 |
| Damping Device Of Window Covering App 20200141470 - CHEN; Lin ; et al. | 2020-05-07 |
| Position-fixing System App 20200123853 - Chen; Lin ; et al. | 2020-04-23 |
| Window blind Grant 10,619,410 - Chen , et al. | 2020-04-14 |
| Slat of window covering Grant 10,619,412 - Chen , et al. | 2020-04-14 |
| Control device of window covering system Grant 10,612,299 - Chen , et al. | 2020-04-07 |
| Window blind Grant 10,612,300 - Chen , et al. | 2020-04-07 |
| Damping device for window covering Grant 10,612,621 - Chen , et al. | 2020-04-07 |
| Block And Tackle Window Blind App 20200095825 - CHEN; Lin ; et al. | 2020-03-26 |
| Locking mechanism for cord of window covering Grant 10,563,455 - Chen , et al. Feb | 2020-02-18 |
| Resistance Mechanism For Cord Of Window Covering App 20200040655 - Chen; Lin ; et al. | 2020-02-06 |
| Window Covering App 20200018115 - CHEN; Lin ; et al. | 2020-01-16 |
| System and device for window covering Grant 10,533,371 - Chen , et al. Ja | 2020-01-14 |
| System and device for window covering Grant 10,501,985 - Chen , et al. Dec | 2019-12-10 |
| System and device for window covering system Grant 10,451,145 - Chen , et al. Oc | 2019-10-22 |
| Window covering system and window covering control apparatus thereof Grant 10,428,899 - Wei , et al. October 1, 2 | 2019-10-01 |
| Connecting structure and covering device for opening of building Grant 10,415,617 - Chen , et al. Sept | 2019-09-17 |
| Window covering system and window covering control assembly thereof Grant 10,302,172 - Chen , et al. | 2019-05-28 |
| Window Covering App 20190119976 - ZENG; JIAN ; et al. | 2019-04-25 |
| Slat Of Window Covering App 20190093425 - CHEN; LIN ; et al. | 2019-03-28 |
| Window Blind App 20190071925 - Zhang; De-Jun ; et al. | 2019-03-07 |
| Position-fixing System App 20190063151 - Chen; Lin ; et al. | 2019-02-28 |
| Control mechanism for raising and lowering window covering Grant 10,107,032 - Chen , et al. October 23, 2 | 2018-10-23 |
| Automatic closing structure for slats of sash Grant 10,036,196 - Chen , et al. July 31, 2 | 2018-07-31 |
| TDBU window covering with carriage structure Grant 9,988,838 - Chen , et al. June 5, 2 | 2018-06-05 |
| Light Blocking System for Vertical Blind App 20180135353 - Wen; Yu-Che ; et al. | 2018-05-17 |
| Ladder Tape And Window Blind With The Same App 20180112460 - HUANG; YUNG-CHIEH ; et al. | 2018-04-26 |
| Support Structure For Roller For A Shade App 20180112462 - CHEN; LIN ; et al. | 2018-04-26 |
| Composite Ladder Tape And Window Blind With The Same App 20180073295 - NIEN; KENG-HAO | 2018-03-15 |
| Sunshade structure Grant 9,890,586 - Zhang , et al. February 13, 2 | 2018-02-13 |
| Connecting Structure And Covering Device For Opening Of Building App 20180030736 - CHEN; LIN ; et al. | 2018-02-01 |
| Locking Mechanism For Cord Of Window Covering App 20170342770 - CHEN; LIN ; et al. | 2017-11-30 |
| Reeling Device For Window Covering App 20170298687 - CHEN; Lin ; et al. | 2017-10-19 |
| Spring Box Of Cordless Window Covering And Friction Mechanism Of The Same App 20170298688 - CHEN; Lin ; et al. | 2017-10-19 |
| System And Device For Window Covering App 20170292321 - CHEN; LIN ; et al. | 2017-10-12 |
| System And Device For Window Covering App 20170292322 - CHEN; LIN ; et al. | 2017-10-12 |
| Window Blind App 20170218697 - CHEN; LIN ; et al. | 2017-08-03 |
| Control Mechanism For Raising And Lowering Window Covering App 20170218698 - CHEN; Lin ; et al. | 2017-08-03 |
| Window Blind App 20170218696 - CHEN; LIN ; et al. | 2017-08-03 |
| Window Covering System And Displacement Controlling Device Thereof App 20170218703 - WEI; SHUI-DONG ; et al. | 2017-08-03 |
| Damping Device Of Window Covering App 20170211657 - CHEN; Lin ; et al. | 2017-07-27 |
| Window Covering System And Window Covering Control Apparatus Thereof App 20170211319 - WEI; SHUI-DONG ; et al. | 2017-07-27 |
| System And Device For Window Covering System App 20170211320 - CHEN; LIN ; et al. | 2017-07-27 |
| Control Device Of Window Covering System App 20170211321 - CHEN; LIN ; et al. | 2017-07-27 |
| Window Covering System And Window Covering Control Assembly Thereof App 20170211318 - CHEN; LIN ; et al. | 2017-07-27 |
| Window Blind App 20170138123 - CHEN; Lin ; et al. | 2017-05-18 |
| Sunshade Structure App 20170122030 - Zhang; De-Jun ; et al. | 2017-05-04 |
| Building Material For Doors And Windows, And Method Of Making The Same App 20170107717 - NIEN; Keng-Hao | 2017-04-20 |
| Automatic Closing Structure For Slats Of Sash App 20170081907 - CHEN; Lin ; et al. | 2017-03-23 |
| Tdbu Window Covering With Carriage Structure App 20170067287 - CHEN; Lin ; et al. | 2017-03-09 |
| Covering Device For Opening Of Building And Headrail Structure Thereof App 20170058598 - CHANG; Chih-Yao ; et al. | 2017-03-02 |
| Covering Assembly For Building Opening App 20160348417 - NIEN; Keng-Hao | 2016-12-01 |
| Electric blind Grant 7,434,353 - Nien , et al. October 14, 2 | 2008-10-14 |
| Method and device to motorize bladeset rotation angle of shutter App 20080000157 - Nien; Keng-Hao ; et al. | 2008-01-03 |
| Remote controller with narrowed acting angle App 20070264019 - Nien; Keng-Hao ; et al. | 2007-11-15 |
| Electric blind App 20070157519 - Nien; Ming ; et al. | 2007-07-12 |
| Display and method of selling shutters App 20070045049 - Nien; Keng Hao | 2007-03-01 |
| Shutter having improved frame composition, and method for manufacture App 20050102963 - Nien, Keng Hao ; et al. | 2005-05-19 |
| Window Shutter Frame Assembly And Method For Installation App 20020121067 - Nien, Keng-Hao ; et al. | 2002-09-05 |
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