CHENG; CHI-HAN
Patent Applications and Registrations
Patent applications and USPTO patent grants for CHENG; CHI-HAN.The latest application filed is for "water spray gun".
Company Profile
1.64.18
- CHENG; CHI-HAN - Changhua County TW
- Cheng; Chi Han - Chang Hua Hsien TW
- Cheng; Chi Han - Changhua N/A TW
- Cheng; Chi-Han - Taichung N/A TW
- Cheng; Chi Han - Changhua Hsien TW
- CHENG; CHI-HAN - YUAN-MEI CORP.
- Cheng; Chi Han - Lu Kang Jen TW
Patent Activity
| Patent | Date |
|---|---|
| Water Spray Gun App 20210387219 - CHENG; CHI-HAN | 2021-12-16 |
| Water Spray Gun for Control of Outflow of Water and Adjustment of Outflow App 20210362176 - CHENG; CHI-HAN | 2021-11-25 |
| Filter of water aerator Grant D932,597 - Cheng October 5, 2 | 2021-10-05 |
| Oscillating Range Adjusting Module for Use in Sprinkler App 20210260610 - CHENG; CHI-HAN | 2021-08-26 |
| Sprinkler Grant D920,473 - Cheng May 25, 2 | 2021-05-25 |
| Sprinkler gun Grant D900,279 - Cheng October 27, 2 | 2020-10-27 |
| Logo Decorating Device App 20200335016 - Cheng; Chi-Han | 2020-10-22 |
| Control structure capable of adjusting water volume and controlling water supply Grant 10,807,107 - Cheng October 20, 2 | 2020-10-20 |
| Sprinkler gun Grant D891,581 - Cheng | 2020-07-28 |
| Irrigation controller Grant 10,599,121 - Wang , et al. | 2020-03-24 |
| Connect nut Grant D875,517 - Cheng Feb | 2020-02-18 |
| Connect nut Grant D874,256 - Cheng Fe | 2020-02-04 |
| Connect nut Grant D874,257 - Cheng Fe | 2020-02-04 |
| Sprinkler structure Grant 10,464,078 - Cheng No | 2019-11-05 |
| Control Structure Capable Of Adjusting Water Volume And Controlling Water Supply App 20190299226 - Cheng; Chi-Han | 2019-10-03 |
| Sprinkler Structure App 20190240681 - Cheng; Chi-Han | 2019-08-08 |
| Sprinkler gun Grant D851,209 - Cheng | 2019-06-11 |
| Sprinkler Grant D849,192 - Cheng | 2019-05-21 |
| Single or dual sided direction-controllable sprinkler Grant 10,232,385 - Cheng | 2019-03-19 |
| Timer Grant D837,664 - Cheng J | 2019-01-08 |
| Single Or Dual Sided Direction-controllable Sprinkler App 20180339302 - Cheng; Chi-Han | 2018-11-29 |
| Timer Grant D829,572 - Cheng October 2, 2 | 2018-10-02 |
| Timer Grant D823,142 - Cheng July 17, 2 | 2018-07-17 |
| Sprinkler gun Grant D799,007 - Cheng October 3, 2 | 2017-10-03 |
| Sprinkler gun Grant D792,945 - Cheng July 25, 2 | 2017-07-25 |
| Sprinkler gun Grant D792,944 - Cheng July 25, 2 | 2017-07-25 |
| Timer Grant D772,083 - Cheng , et al. November 22, 2 | 2016-11-22 |
| Timer Grant D770,918 - Cheng November 8, 2 | 2016-11-08 |
| Timer Grant D769,742 - Cheng , et al. October 25, 2 | 2016-10-25 |
| Irrigation Controller App 20160282833 - WANG; KING-YUAN ; et al. | 2016-09-29 |
| Timer Grant D764,950 - Cheng August 30, 2 | 2016-08-30 |
| Timer Grant D764,951 - Cheng August 30, 2 | 2016-08-30 |
| Spray gun Grant D736,350 - Cheng August 11, 2 | 2015-08-11 |
| Water timer Grant 9,101,098 - Cheng August 11, 2 | 2015-08-11 |
| Irrigation system oriented valve system Grant 9,038,665 - Cheng May 26, 2 | 2015-05-26 |
| Water Timer App 20150053288 - CHENG; CHI-HAN | 2015-02-26 |
| Irrigation system orietned valve system App 20140299213 - Cheng; Chi-Han | 2014-10-09 |
| Switch device for water conduit valve Grant 8,662,107 - Cheng March 4, 2 | 2014-03-04 |
| Spray switch for spray gun Grant 8,528,841 - Cheng September 10, 2 | 2013-09-10 |
| Magnetic control valve Grant 8,500,087 - Cheng August 6, 2 | 2013-08-06 |
| Switch device for water conduit valve App 20120145934 - Cheng; Chi-han | 2012-06-14 |
| Magnetic control valve App 20120119122 - Cheng; Chi-Han | 2012-05-17 |
| Sprinkling gun structure Grant 8,123,151 - Cheng February 28, 2 | 2012-02-28 |
| Spray gun structure Grant 8,087,597 - Cheng January 3, 2 | 2012-01-03 |
| Spray switch for spray gun App 20110226875 - Cheng; Chi-Han | 2011-09-22 |
| Spray gun structure App 20110220738 - Cheng; Chi Han | 2011-09-15 |
| Sprinkling gun structure App 20110180636 - Cheng; Chi Han | 2011-07-28 |
| Water pipe connector with quick-release Grant D632,764 - Cheng February 15, 2 | 2011-02-15 |
| Sprinkler Grant D616,063 - Cheng May 18, 2 | 2010-05-18 |
| Sprinkler Grant D615,610 - Cheng May 11, 2 | 2010-05-11 |
| Sprinkler Grant D615,611 - Cheng May 11, 2 | 2010-05-11 |
| Sprinkler Grant D615,612 - Cheng May 11, 2 | 2010-05-11 |
| Water spray gun Grant D615,615 - Cheng May 11, 2 | 2010-05-11 |
| Water spray gun Grant D615,155 - Cheng May 4, 2 | 2010-05-04 |
| Sprinkler Grant D615,153 - Cheng May 4, 2 | 2010-05-04 |
| Water spray gun Grant D615,156 - Cheng May 4, 2 | 2010-05-04 |
| Sprinkler Grant D615,154 - Cheng May 4, 2 | 2010-05-04 |
| Water spray gun Grant D614,730 - Cheng April 27, 2 | 2010-04-27 |
| Water spray gun Grant D614,729 - Cheng April 27, 2 | 2010-04-27 |
| Sprinkler handle Grant D604,390 - Cheng November 17, 2 | 2009-11-17 |
| Sprinkler handle Grant D604,389 - Cheng November 17, 2 | 2009-11-17 |
| Sprinkler base Grant D599,882 - Cheng September 8, 2 | 2009-09-08 |
| Sprinkler handle Grant D585,958 - Cheng February 3, 2 | 2009-02-03 |
| Sprinkler handle Grant D585,109 - Cheng January 20, 2 | 2009-01-20 |
| Sprinkler handle Grant D585,108 - Cheng January 20, 2 | 2009-01-20 |
| Sprinkler handle Grant D584,795 - Cheng January 13, 2 | 2009-01-13 |
| Sprinkler handle Grant D584,796 - Cheng January 13, 2 | 2009-01-13 |
| Sprinkler handle Grant D584,380 - Cheng January 6, 2 | 2009-01-06 |
| Sprinkler Grant D576,253 - Cheng September 2, 2 | 2008-09-02 |
| Sprinkler base Grant D555,228 - Cheng November 13, 2 | 2007-11-13 |
| Sprinkler base Grant D554,736 - Cheng November 6, 2 | 2007-11-06 |
| Water shutoff and discharge control apparatus for sprinklers Grant 7,284,714 - Wang , et al. October 23, 2 | 2007-10-23 |
| Water Shutoff And Discharge Control Apparatus For Sprinklers App 20070235568 - Wang; King Yuan ; et al. | 2007-10-11 |
| Water shutoff and discharge control device for sprinklers Grant 7,258,286 - Wang , et al. August 21, 2 | 2007-08-21 |
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