Lam; Chi-ming
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lam; Chi-ming.The latest application filed is for "lighter with improved thermodynamics".
- Lam; Chi-ming - Shatin HK
- Lam, Chi Ming - Quarry Bay HK
- Lam; Chi-Ming - Kowloon HK
| Patent | Date |
|---|---|
| Vacuum tube amplifier Grant D598,004 - Lam August 11, 2 | 2009-08-11 |
| Lighter with improved thermodynamics App 20050121643 - Lam, Chi Ming | 2005-06-09 |
| Electronic story board Grant 6,190,174 - Lam February 20, 2 | 2001-02-20 |
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