This inventor holds 7 USPTO granted patents. Top assignee: Thomson-Csf. Active years: 1981-1990.
Location History:
- Paris, FR (1981 - 1984)
- Orsay, FR (1986 - 1990)
Company Filing History:
Years Active: 1981-1990
Title: Innovations of Jean P Castera
Introduction
Jean P Castera is a notable inventor based in Paris, France. He has made significant contributions to the field of technology, particularly in the area of magnetic recording and sensor technology. With a total of seven patents to his name, Castera's work reflects a deep understanding of engineering principles and innovative design.
Latest Patents
Among his latest patents is the "Thermomagnetic recording head and mode of embodiment." This invention pertains to a thermomagnetic recording head designed for use in magnetic tape recording. It features a layer of ferromagnetic material positioned near a magnetic recording medium. A heating mechanism is employed to locally heat the ferromagnetic layer to its Curie point, allowing for demagnetization and creating a recording gap for the medium.
Another significant patent is the "Vectorial force sensor with elastic surface waves." This invention includes a mechanical component, such as a lamella, that is subjected to stress. One side of the lamella is equipped with transducers that maintain an elastic surface wave. The system incorporates three magnetic means that generate orthogonal magnetic fields, enabling the measurement of each field's influence on the propagation speed of the elastic surface wave. This technology has potential applications in accelerometers.
Career Highlights
Jean P Castera has been associated with Thomson-CSF, a prominent company in the field of electronics and defense. His work at this organization has allowed him to develop and patent innovative technologies that contribute to advancements in various applications.
Collaborations
Throughout his career, Castera has collaborated with notable colleagues, including Jean M Dupont and Pierre Hartemann. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Jean P Castera's contributions to the field of technology through his patents and collaborations highlight his innovative spirit and dedication to advancing engineering solutions. His work continues to influence the industry and inspire future inventors.