Issued Patents All Time
Showing 25 most recent of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11246035 | Programmable long-range wireless signal remote control device | James Hwang, Lawrence Hwang | 2022-02-08 |
| 9309702 | Door latch structure | — | 2016-04-12 |
| 9115516 | Camera structure for electromagnetic lock | Liang Hwang | 2015-08-25 |
| D712380 | Universal remote control | Chien-Jong Hwang, Liang Hwang | 2014-09-02 |
| D712381 | Universal remote control | Chien-Jong Hwang, Liang Hwang | 2014-09-02 |
| 8250258 | Hybrid serial peripheral interface data transmission architecture and method of the same | Wei-Lu Su, Jian-Liang Chen, Tsung-Han Tsai | 2012-08-21 |
| 8120656 | Assembly module having a video transmission element | Liang Hwang, Chien-Jong Hwang | 2012-02-21 |
| 7800644 | Apparatus for integrating video and power transmission signals | Chien Hwang, Liang Hwang | 2010-09-21 |
| 7699657 | Signal converting apparatus with a relay function wire terminal | Liang Hwang, Chien-Jong Hwang | 2010-04-20 |
| 7164357 | Magnet seat in a warning system to enhance magnetic field | James Hwang, Lawrence Hwang | 2007-01-16 |
| 7075410 | Mobile remote-controlled burglar-proof learning system | — | 2006-07-11 |
| D508605 | Clip on sliding holder | Chien-Jong Hwang, Liang Hwang | 2005-08-23 |
| 6903675 | Intelligent microwave detecting system | Chien-Jong Hwang, Liang Hwang | 2005-06-07 |
| D485774 | Photoelectric sensor | Shiau-Der Lin, Chien-Jong Hwang, Liang Hwang | 2004-01-27 |
| D479708 | Remote control | Shiau-Der Lin, Chien-Jong Hwang, Liang Hwang | 2003-09-16 |
| 6188941 | Programmable ignition-controlled door lock | — | 2001-02-13 |
| 6121891 | Passive proximity transceiver having an improved casing | — | 2000-09-19 |
| 6109110 | Low frequency vibration sensor | — | 2000-08-29 |
| 5760680 | Vehicle security device | — | 1998-06-02 |
| 5751072 | Vehicle security system using an existing switch device, ignition key manipulation, and remote control transmitter to disarm the system and program security codes | — | 1998-05-12 |
| 5739749 | Forced passive anti-hijack security system | — | 1998-04-14 |
| D391509 | Remote control transmitter for a car alarm system | — | 1998-03-03 |
| 5648754 | Wireless car security system | — | 1997-07-15 |
| 5624385 | Massaging/skin-scraping rod for traveller | — | 1997-04-29 |
| 5483225 | Structure of a shock device of a shock sensor of a burglar alarm | — | 1996-01-09 |