POWER NETWORK INDUSTRY CO., LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for POWER NETWORK INDUSTRY CO., LTD..The latest application filed is for "operation mode switching mechanism".
- POWER NETWORK INDUSTRY CO., LTD. - Ping-Jen TW
- POWER NETWORK INDUSTRY CO., LTD. - Ping-Jen City TW
- Power Network Industry Co., Ltd. - Taoyuan County TW
- Power Network Industry Co., Ltd. - Taoyuan TW
- Power Network Industry Co., LTD - Taoyuan TW
- Power Network Industry Co., Ltd. - TW TW
- Power Network Industry Co., Ltd. - Taipei TW
| Patent | Date |
|---|---|
| Operation mode switching mechanism Grant 9,227,313 - Tseng January 5, 2 | 2016-01-05 |
| Operation Mode Switching Mechanism App 20140144657 - TSENG; Lung-Hsuan | 2014-05-29 |
| Multi-gear mechanism for power tools Grant 8,142,326 - Chen March 27, 2 | 2012-03-27 |
| Multi-gear Mechanism For Power Tools App 20110053728 - Chen; Ting-Kuang | 2011-03-03 |
| Power output mechanism for power tools Grant 7,841,424 - Chen November 30, 2 | 2010-11-30 |
| Locking Device App 20100034617 - Liao; Ming-Yi | 2010-02-11 |
| Damping driving axle Grant 7,377,331 - Chen May 27, 2 | 2008-05-27 |
| Power tool transmission device Grant 6,926,095 - Chen August 9, 2 | 2005-08-09 |
| Power transmission device with automatic speed switching mechanism Grant 6,824,491 - Chen November 30, 2 | 2004-11-30 |
| Automatic speed shifting device Grant 6,758,783 - Chen July 6, 2 | 2004-07-06 |
| Output shaft locking device Grant 6,715,562 - Chen April 6, 2 | 2004-04-06 |
| Nut having locking mechanism and low operating torque requirement Grant 6,682,284 - Chen January 27, 2 | 2004-01-27 |
| Speed changing mechanism for tools Grant 6,655,470 - Chen December 2, 2 | 2003-12-02 |
| Torque adjusting device for a drill Grant 6,533,093 - Chen March 18, 2 | 2003-03-18 |
| Locking device of power hand tool Grant 6,338,404 - Chen January 15, 2 | 2002-01-15 |
| Switch device for a power tool Grant 6,202,759 - Chen March 20, 2 | 2001-03-20 |
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