Tong; Haibo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tong; Haibo.The latest application filed is for "unlock mechanism for a rotary door operator".
- Tong; Haibo - Palapine IN
- Tong; Haibo - Palatine IL
| Patent | Date |
|---|---|
| Unlock mechanism for a rotary door operator Grant 7,654,040 - Tong , et al. February 2, 2 | 2010-02-02 |
| Unlock mechanism for a rotary door operator App 20070214724 - Tong; Haibo ; et al. | 2007-09-20 |
| Unlock mechanism for a rotary door operator Grant 7,210,268 - Tong , et al. May 1, 2 | 2007-05-01 |
| Rotary door operator Grant 7,017,974 - Tong , et al. March 28, 2 | 2006-03-28 |
| Lock mechanism for a rotary door operator Grant 6,948,765 - Tong , et al. September 27, 2 | 2005-09-27 |
| Unlock mechanism for a rotary door operator App 20050132652 - Tong, Haibo ; et al. | 2005-06-23 |
| Rotary door operator App 20050134082 - Tong, Haibo ; et al. | 2005-06-23 |
| Lock mechanism for a rotary door operator App 20050134083 - Tong, Haibo ; et al. | 2005-06-23 |
| Push/pull cable adapter App 20030131680 - Tong, Haibo ; et al. | 2003-07-17 |
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