Liu; Hua-Tang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Liu; Hua-Tang.The latest application filed is for "optical device and prism module thereof".
Company Profile
10.29.35
- Liu; Hua-Tang - Taichung TW
- Liu; Hua-Tang - ShenZhen CN
- Liu; Hua-Tang - ShenZhen City CN
- Liu; Hua-tang - Taichung City N/A TW
- Liu; Hua-Tang - Taichung Hsien TW
- Liu; Hua-Tang - Taiwan TW
Patent Activity
| Patent | Date |
|---|---|
| Rangefinder Grant D957,275 - Liu , et al. July 12, 2 | 2022-07-12 |
| Rangefinder Grant D955,242 - Liu , et al. June 21, 2 | 2022-06-21 |
| Optical Device and Prism Module Thereof App 20210325578 - Liu; Bin ; et al. | 2021-10-21 |
| Optical Device and Prism Module Thereof App 20210325178 - Liu; Bin ; et al. | 2021-10-21 |
| Rotating shaft mechanism Grant 11,022,170 - Luo , et al. June 1, 2 | 2021-06-01 |
| Optical Lens Assembly App 20210041671 - Ma; Fang-Li ; et al. | 2021-02-11 |
| Range Finder and Lens Assembly for Display Thereof App 20200340810 - Ma; Fang-Li ; et al. | 2020-10-29 |
| Range Finder App 20200341349 - Liu; Hua-Tang ; et al. | 2020-10-29 |
| Optical Lens Assembly App 20200249431 - Kind Code | 2020-08-06 |
| Binocular capable of measuring distance and prism and light transmitter module thereof Grant 10,704,903 - Chen , et al. | 2020-07-07 |
| Range Finder App 20200182612 - Lu; Xin-Xin ; et al. | 2020-06-11 |
| Range finder Grant 10,520,792 - Liu , et al. Dec | 2019-12-31 |
| Binocular capable of measuring distance and prism module thereof Grant 10,520,717 - Chen , et al. Dec | 2019-12-31 |
| Binoculars rangefinder Grant 10,234,283 - Chang , et al. | 2019-03-19 |
| Range Finder App 20180314136 - Liu; Hua-Tang ; et al. | 2018-11-01 |
| Ocular Structure for Observation Apparatus App 20180275393 - Luo; Sheng ; et al. | 2018-09-27 |
| Rotating Shaft Mechanism App 20180258981 - Luo; Sheng ; et al. | 2018-09-13 |
| Binocular Capable of Measuring Distance and Prism and Light Transmitter Module Thereof App 20170350697 - Chen; Yue-Ye ; et al. | 2017-12-07 |
| Binocular Capable of Measuring Distance and Prism Module Thereof App 20170276927 - Chen; Yue-Ye ; et al. | 2017-09-28 |
| Range finder and prism assembly thereof Grant 9,746,589 - Liu , et al. August 29, 2 | 2017-08-29 |
| Self-propelled Device And Distance Detector Thereof App 20170038203 - Liu; Hua-Tang ; et al. | 2017-02-09 |
| Binoculars Rangefinder App 20160187131 - Chang; Zhang-Ming ; et al. | 2016-06-30 |
| Range Finder App 20160124090 - Liu; Hua-Tang ; et al. | 2016-05-05 |
| Photo-sensor type touch device and light module and optical lens for the photo-sensor type touch device Grant 9,201,229 - Liu , et al. December 1, 2 | 2015-12-01 |
| Laser range finding device and distance measurement method thereof Grant 9,030,651 - Liu May 12, 2 | 2015-05-12 |
| Rangefinder Grant 8,970,824 - Chang , et al. March 3, 2 | 2015-03-03 |
| Range Finder and Prism Assembly Thereof App 20150055116 - Liu; Hua-Tang ; et al. | 2015-02-26 |
| Optical System App 20150049327 - Liu; Hua-Tang ; et al. | 2015-02-19 |
| Range Finder App 20140320844 - Liu; Hua-Tang ; et al. | 2014-10-30 |
| Light module and optical lens for the light module Grant 8,708,527 - Liu , et al. April 29, 2 | 2014-04-29 |
| Laser Range Finding Device And Distance Measurement Method Thereof App 20130250275 - Liu; Hua-Tang | 2013-09-26 |
| Rangefinder App 20130148096 - Chang; Zhang-Ming ; et al. | 2013-06-13 |
| Photo-sensor Type Touch Device And Light Module And Optical Lens For The Photo-sensor Type Touch Device App 20130002612 - Liu; Hua-Tang ; et al. | 2013-01-03 |
| Miniaturized Laser Emitting Module App 20120300463 - Liu; Hua-Tang ; et al. | 2012-11-29 |
| Light Module And Optical Lens For The Light Module App 20120294013 - Liu; Hua-Tang ; et al. | 2012-11-22 |
| Rangefinder Grant 8,169,598 - Huang , et al. May 1, 2 | 2012-05-01 |
| Laser Range Finding Device And Distance Measurement Method Thereof App 20110299061 - Luo; Yin-Long ; et al. | 2011-12-08 |
| Laser range finding device and distance measurement method thereof Grant 8,018,580 - Luo , et al. September 13, 2 | 2011-09-13 |
| Rangefinder App 20110164241 - Huang; Sing-Hung ; et al. | 2011-07-07 |
| Laser Range Finding Device And Distance Measurement Method Thereof App 20110013173 - Luo; Yin-Long ; et al. | 2011-01-20 |
| Laser range finding device and distance measurement method thereof Grant 7,800,737 - Luo , et al. September 21, 2 | 2010-09-21 |
| Laser distance meter Grant D611,848 - Liu , et al. March 16, 2 | 2010-03-16 |
| Laser distance measuring system with a shutter mechanism Grant 7,471,377 - Liu , et al. December 30, 2 | 2008-12-30 |
| Laser Range Finding Device & Distance Measurement Method Thereof App 20080316464 - Luo; Yin-Long ; et al. | 2008-12-25 |
| Laser ranging finder Grant D579,805 - Chen , et al. November 4, 2 | 2008-11-04 |
| Laser level with temperature control device and temperature control method thereof Grant 7,395,604 - Chien , et al. July 8, 2 | 2008-07-08 |
| Laser level with improved leveling adjustability Grant 7,373,724 - Qi , et al. May 20, 2 | 2008-05-20 |
| Laser distance measuring system with a shutter mechanism App 20080036993 - Liu; Hua-Tang ; et al. | 2008-02-14 |
| Laser distance-measuring device Grant 7,304,727 - Chien , et al. December 4, 2 | 2007-12-04 |
| Axis-adjustable optical device and optical instrument utilizing the same Grant 7,242,540 - Zhao , et al. July 10, 2 | 2007-07-10 |
| Axis-adjustable Optical Device And Optical Instrument Utilizing The Same App 20070146907 - Zhao; Lian ; et al. | 2007-06-28 |
| Laser tilt apparatus and the method thereof Grant 7,228,635 - Jian , et al. June 12, 2 | 2007-06-12 |
| Laser distance meter Grant D539,680 - Liu , et al. April 3, 2 | 2007-04-03 |
| Laser level with improved leveling adjustability App 20070044333 - Qi; Yong-ce ; et al. | 2007-03-01 |
| Laser distance-measuring device App 20060268261 - Chien; Pie-Yau ; et al. | 2006-11-30 |
| Laser tilt apparatus and the method thereof App 20060168829 - Jian; Zhang-Yong ; et al. | 2006-08-03 |
| Side by side laser level device Grant 6,909,551 - Liu , et al. June 21, 2 | 2005-06-21 |
| Camera for measuring distance to object App 20030234869 - Chen, Chih-Hui ; et al. | 2003-12-25 |
| High precision laser range finder with an automatic peak control loop Grant 6,501,539 - Chien , et al. December 31, 2 | 2002-12-31 |
| High precision laser range finder with an automatic peak control loop App 20020131034 - Chien, Pie-Yau ; et al. | 2002-09-19 |
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