Hupfel; Eric
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hupfel; Eric.The latest application filed is for "noise attenuating exhaust tail pipe".
- Hupfel; Eric - Harrison Township MI
- Hupfel; Eric - Auburn Hills MI
| Patent | Date |
|---|---|
| Noise attenuating exhaust tail pipe Grant 11,319,859 - Zhang , et al. May 3, 2 | 2022-05-03 |
| Tail pipe Grant D911,897 - Zhang , et al. March 2, 2 | 2021-03-02 |
| Noise Attenuating Exhaust Tail Pipe App 20200378294 - Zhang; Yahong ; et al. | 2020-12-03 |
| Distributor valve with integrally molded air deflector vanes for distributor box of HVAC system Grant 6,520,850 - Buckman , et al. February 18, 2 | 2003-02-18 |
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