Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12088128 | Battery pack and charging balancing method for the same | — | 2024-09-10 |
| 11095136 | Battery pack and charging assembly | Hehan Liu, Dezhong Yang | 2021-08-17 |
| 11095142 | Power tool system and method for controlling power tool system | Dezhong Yang | 2021-08-17 |
| 10277064 | Power tool and control method thereof | — | 2019-04-30 |
| 10277044 | Charging system and method | — | 2019-04-30 |
| 10243378 | Discharge protection circuit and its control method | Qing Gao | 2019-03-26 |
| 10097015 | Electrical combination | Wilhelm Heupke, Yuexiang Zhang | 2018-10-09 |
| 9726731 | Battery pack, method for detecting battery pack, charging assembly and electric tool | Dezhong Yang, Pingbo Shi, Lei Liu, Lei Wang, Junya Duan +1 more | 2017-08-08 |
| 8841871 | Control circuit and method for manipulating a power tool | Dezhong Yang | 2014-09-23 |
| 8553338 | Non-imaging freeform optical device for use in a high concentration photovoltaic device | — | 2013-10-08 |
| 8403503 | Freeform optical device and short standoff image projection | — | 2013-03-26 |
| 7804997 | Method and system for a three dimensional facial recognition system | David Tunnell, Pan Gao | 2010-09-28 |
| 7098872 | Method and apparatus for an interactive volumetric three dimensional display | — | 2006-08-29 |
| 6900779 | Method and apparatus for an interactive volumetric three dimensional display | — | 2005-05-31 |
| 6700669 | Method and system for three-dimensional imaging using light pattern having multiple sub-patterns | — | 2004-03-02 |
| 6600168 | High speed laser three-dimensional imager | — | 2003-07-29 |
| 6304285 | Method and apparatus for omnidirectional imaging | — | 2001-10-16 |
| D436612 | Omni-directional camera | — | 2001-01-23 |
| 6147760 | High speed three dimensional imaging method | — | 2000-11-14 |
| 6064423 | Method and apparatus for high resolution three dimensional display | — | 2000-05-16 |
| 6028672 | High speed three dimensional imaging method | — | 2000-02-22 |
| 5675407 | Color ranging method for high speed low-cost three dimensional surface profile measurement | — | 1997-10-07 |