Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11930899 | Tip assembly of umbrella | Hsien-Jung Chen | 2024-03-19 |
| 11857041 | Special-shaped folding umbrella | Hsien-Jung Chen | 2024-01-02 |
| 9844250 | Anti-turning umbrella frame | Hsien-Jung Chen | 2017-12-19 |
| 9115826 | Cable fastener with cable management function | Hsien-Jung Chen | 2015-08-25 |
| 8225805 | Protective member for automatic open close umbrella with anti-springing effect | Hsien-Jung Chen | 2012-07-24 |
| 7509965 | Ventilated umbrella | — | 2009-03-31 |
| 7328714 | Tangle-free umbrella grip adapted for hanging to a closed item | — | 2008-02-12 |
| 7204261 | Lower nest structure of collapsible umbrella | — | 2007-04-17 |
| 7011100 | Skeleton for ear-shaped umbrella | — | 2006-03-14 |
| 6910491 | Golf umbrella case suitable for positioning in a golf bag | — | 2005-06-28 |
| 6588439 | Wind-protecting skeleton for folding umbrella | — | 2003-07-08 |
| 6371686 | Central shaft for collapsible umbrella | — | 2002-04-16 |
| 6192907 | Ergonomic safety runner for umbrella | — | 2001-02-27 |
| 6158451 | Lamp means detachably securable on umbrella top | — | 2000-12-12 |
| 6126293 | Illuminating umbrella having reliable connecting wires for multiple folds | — | 2000-10-03 |
| 5855220 | Flattened folding umbrella | — | 1999-01-05 |
| 5842494 | Structure of umbrella's upper notch and ferrule | — | 1998-12-01 |
| 5758678 | Stabilized umbrella top structure | — | 1998-06-02 |
| 5515878 | Simplified umbrella without externally-extended spring positioning means | — | 1996-05-14 |
| 5385162 | Umbrella having automatically closed water collector | — | 1995-01-31 |
| 5224505 | Automatic umbrella with upwardly and downwardly thrusted push button | — | 1993-07-06 |
| 5125426 | Automatically closing umbrella | Chung-Kung Lin | 1992-06-30 |
| 5121764 | Umbrella having reinforced top rib | — | 1992-06-16 |
| 5078165 | Automatic umbrella opened and closed by a straightforward push button | — | 1992-01-07 |
| 5060684 | Automatic umbrella foldably retained by tip cap | — | 1991-10-29 |