Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D904505 | Printer | Huaizhong Ma | 2020-12-08 |
| 6581420 | Locking apparatus for a compact computer | Chun-Sheng Wu | 2003-06-24 |
| D473122 | Combination lock | — | 2003-04-15 |
| D460341 | Combination cable lock | — | 2002-07-16 |
| 6363758 | Ergonomically manipulated cable combination lock with lay-out operations in angular relationship | — | 2002-04-02 |
| D449774 | Locking device | — | 2001-10-30 |
| 6305197 | Cable combination lock | — | 2001-10-23 |
| D436594 | Combination lock for floppy disk drive | — | 2001-01-23 |
| D435428 | Cable combination lock | — | 2000-12-26 |
| D434966 | Combination padlock | — | 2000-12-12 |
| D434965 | Cable combination lock | — | 2000-12-12 |
| D427883 | Combination lock | — | 2000-07-11 |
| 6058744 | Combination lock having pivotal latch insertable and lockable in an object aperture | — | 2000-05-09 |
| 6053017 | Combination lock means for floppy disk drive | — | 2000-04-25 |
| 5953940 | Easily operable combination padlock | — | 1999-09-21 |
| 5899102 | Simplified firearm lock | — | 1999-05-04 |
| 5832647 | Ergonomically unlockable firearm lock | Chun-Shen Wu | 1998-11-10 |
| 5787736 | Resettable combination coded U-shackle lock | — | 1998-08-04 |
| 5786759 | Alarming wire lock | — | 1998-07-28 |
| D393544 | Encoded wire lock | — | 1998-04-21 |
| 5737947 | Mother-and-daughter combination lock | — | 1998-04-14 |
| D388310 | Retractable wire combination lock with alarming device | — | 1997-12-30 |
| 5692403 | Doubly lockable belt locking device | — | 1997-12-02 |
| 5609048 | Pivotally lockable and seesawly restorable combination padlock | — | 1997-03-11 |
| 5557954 | Combination lock with dually depressible push buttons | — | 1996-09-24 |