Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8481116 | Method for producing a coated basic material for a hydraulic composition, coated basic material for a hydraulic composition, additive for a hydraulic composition and method for producing a hydraulic composition | Alexander Bleibler, Alexander Stucheli, Christian Bürge, Ralf Beissel, Beat Schnider | 2013-07-09 |
| 8012543 | Use and method for reduction of corrosion | Franz Wombacher, Beat Marazzani | 2011-09-06 |
| 7699931 | Solidification and hardening accelerator for hydraulic binding agents and method for the production thereof | Marcel Sommer, Franz Wombacher, Benedikt Lindlar | 2010-04-20 |
| 7686884 | Use of phosphorus-oxygen acid esters containing alkoxy groups as corrosion inhibitors for reinforced concrete | Franz Wombacher, Beat Marazzani | 2010-03-30 |
| 7375163 | Cement admixture for improved slump life | Irene Schober, Theodor Burge, Ulf Velten, Jurg Widmer, Christian Bürge | 2008-05-20 |
| 7026402 | Cement admixture for improved slump life | Irene Schober, Theodor Burge, Ulf Velten, Jurg Widmer, Christian Bürge | 2006-04-11 |
| 6712900 | Method for the reduction of the degree of shrinkage of hydraulic binders | Franz Wombacher, Theodor Burge | 2004-03-30 |
| 6712995 | Method for rehabilitative and/or protective corrosion-inhibition of reinforcing steel embedded in a hardened concrete structure by means of surface-applied corrosion-inhibiting compositions | Beat Marazzani, Theodor Burge | 2004-03-30 |
| 6402990 | Method for rehabilitative and/or protective corrosion-inhibition of reinforcing steel embedded in a hardened structure by means of surface-applied corrosion-inhibiting compositions | Beat Marazzani, Theodor Burge | 2002-06-11 |
| 6398866 | Method for the reduction of the degree of shrinkage of hydraulic binders | Franz Wombacher, Theodor Burge | 2002-06-04 |
| 5965989 | Transformer primary side lamp current sense circuit | — | 1999-10-12 |
| 5916483 | Additive and a process for inhibiting the corrosion of metals in construction materials and constructions materials containing said additive | Theodor Burge | 1999-06-29 |
| 5896015 | Method and circuit for forming pulses centered about zero crossings of a sinusoid | — | 1999-04-20 |
| 5825223 | Technique for controlling the slope of a periodic waveform | — | 1998-10-20 |
| 5818669 | Zener diode power dissipation limiting circuit | — | 1998-10-06 |
| 5754012 | Primary side lamp current sensing for minature cold cathode fluorescent lamp system | James Jason LoCascio | 1998-05-19 |
| 5453123 | Thixotroping and set-accelerating additive for mixtures containing a hydraulic binder, process using the additive, apparatus for preparing the mixtures containing a hydraulic binder as well as the additive | Theodor Burge, Ueli Sulser, Franz Wombacher | 1995-09-26 |