Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D901223 | Adjuster for an armrest | Yen-Chi Lai | 2020-11-10 |
| 10786082 | Rotational adjuster of armrest | Yen-Chi Lai | 2020-09-29 |
| 10758052 | Height adjustment structure of armrest | Yen-Chi Lai | 2020-09-01 |
| D797547 | Rotating device for armrest | Yen-Chuan Lai | 2017-09-19 |
| D793788 | Chair back adjuster | Yen-Chuan Lai | 2017-08-08 |
| 9603456 | Rotating device for armrest | Yen-Chuan Lai | 2017-03-28 |
| D736551 | Elevating part of a chair back | Yen-Chuan Lai | 2015-08-18 |
| D702470 | Chair armrest | Yen-Chuan Lai | 2014-04-15 |
| 8596598 | Table with telescopic legs | Yen-Chuan Lai | 2013-12-03 |
| 8459746 | Adjustable armrest structure for a chair | — | 2013-06-11 |
| D670516 | Chair armrest | Yen-Chuan Lai | 2012-11-13 |
| D670515 | Chair armrest | Yen-Chuan Lai | 2012-11-13 |
| 8303040 | Pillow support structure of a chair | Yen-Chuan Lai | 2012-11-06 |
| 8282170 | Adjusting structure for an armrest of a chair | — | 2012-10-09 |
| 8201952 | Projection apparatus and projection system comprising the same | Jimmy Su | 2012-06-19 |
| 7832805 | Adjusting structure for an armrest of a chair | — | 2010-11-16 |
| 7648207 | Rotating structure for armrests | — | 2010-01-19 |
| 7556316 | Elevating structure for armrests | — | 2009-07-07 |
| 7445397 | Height adjustable accessory structure | — | 2008-11-04 |
| 7188907 | Armrest assembly having a position adjusting function | — | 2007-03-13 |
| 6631953 | Backrest elevator device | — | 2003-10-14 |
| 6585322 | Armrest elevator device | — | 2003-07-01 |
| 6095605 | Backrest adjusting device | — | 2000-08-01 |
| 5765920 | Height-adjusting mechanism for arm rest of a chair | — | 1998-06-16 |
| 5640886 | Ascending/descending structure | — | 1997-06-24 |