Leppek; Heinrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leppek; Heinrich.The latest application filed is for "process for the production of largely amorphous polyalphaolefins with a narrow molecular weight distribution".
- Leppek; Heinrich - Gelsenkirchen-Buer DE
| Patent | Date |
|---|---|
| Process for the production of largely amorphous polyalphaolefins with a narrow molecular weight distribution Grant 5,241,014 - Kehr , et al. August 31, 1 | 1993-08-31 |
| Solid coating composition for textile floor coverings Grant 5,047,462 - Kehr , et al. September 10, 1 | 1991-09-10 |
| Hot fusion coating masses Grant 3,900,361 - Hoppe , et al. August 19, 1 | 1975-08-19 |
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