Location History:
- allee Louis David, FR (1994)
- Rueil-Malmaison, FR (1993 - 2009)
Company Filing History:
Years Active: 1993-2009
Title: The Innovations of Christian Grouffal
Introduction
Christian Grouffal is a notable inventor based in Rueil-Malmaison, France. He has made significant contributions to the field of engineering, particularly in the areas of engine control and seismic event classification. With a total of 9 patents to his name, Grouffal's work reflects a commitment to advancing technology and improving existing systems.
Latest Patents
One of his latest patents involves a method for the resynchronization of temporally acquired engine signals. This innovative approach synchronizes signals from sensors positioned on an engine with periodic events, such as crankshaft rotation. The method includes acquiring a crankshaft rotation signal indicative of a reference time, measuring the effective time difference between this reference time and the closest engine signal, and applying a fractional digital compensation filter to obtain a series of digitized samples.
Another significant patent focuses on the automatic classification of seismic events in underground formations. This method classifies seismic or microseismic events based on various selection criteria, determining whether the events are purely microseismic or influenced by external artifacts. The application of this method is crucial for monitoring production or storage reservoirs under development.
Career Highlights
Throughout his career, Christian Grouffal has worked with esteemed organizations such as the Institut Français du Pétrole and IFP. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in engineering and technology.
Collaborations
Grouffal has collaborated with notable colleagues, including Joseph Rialan and Gérard Thierry. These partnerships have fostered an environment of creativity and innovation, leading to the development of impactful technologies.
Conclusion
Christian Grouffal's contributions to engineering through his patents and collaborations highlight his role as a significant inventor in his field. His work continues to influence advancements in engine control and seismic event monitoring.