Wiethaup; Wolfgang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wiethaup; Wolfgang.The latest application filed is for "coaxial cigarette".
- Wiethaup; Wolfgang - Hamburg DE
| Patent | Date |
|---|---|
| Coaxial cigarette Grant 5,388,596 - Schneider , et al. * February 14, 1 | 1995-02-14 |
| Coaxial filter cigarette Grant 5,265,626 - Schneider , et al. November 30, 1 | 1993-11-30 |
| Smokable article Grant 5,190,060 - Gerding , et al. March 2, 1 | 1993-03-02 |
| Smokable article Grant 5,135,009 - Muller , et al. August 4, 1 | 1992-08-04 |
| Smokable article Grant 5,115,820 - Hauser , et al. May 26, 1 | 1992-05-26 |
| Smokable article Grant 5,080,114 - Rudolph , et al. January 14, 1 | 1992-01-14 |
| Ventilating tip for a smokable article Grant 4,602,647 - Wiethaup , et al. July 29, 1 | 1986-07-29 |
| Apparatus for determining the flow behavior of a smokable article Grant 4,400,972 - Wiethaup August 30, 1 | 1983-08-30 |
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