This inventor holds 19 USPTO granted patents. Top assignees: S.t. Lagerwall S.a.r.l., S.a.r.l. S T Lagerwall, Emt Ag. Active years: 1983-2015.
Location History:
- Gothenburg, SE (1989 - 1990)
- Goteborg, SE (1983 - 2000)
- SE-414 75 Göteborg, SE (2005)
- Göteborg, SE (2001 - 2015)
Company Filing History:
3 out of 3 
2 out of 2 
1 out of 1 Years Active: 1983-2015
Title: **Sven T Lagerwall: Innovator in Liquid Crystal Technology**
Introduction
Sven T Lagerwall is a prominent inventor based in Goteborg, Sweden, known for his groundbreaking innovations in the field of liquid crystal technology. With a remarkable portfolio of 19 patents, Lagerwall's work has significantly advanced the understanding and application of antiferroelectric liquid crystals in various devices and methods.
Latest Patents
Among his latest patents, one notable invention focuses on the stabilization of antiferroelectric liquid crystals. The embodiments described relate to achieving stability in the orthoconic state within orthoconic antiferroelectric liquid crystal devices. This stabilization is accomplished by tuning device cell parameters and material properties, and it highlights the role of cell surfaces, electric fields, and polymer-stabilization under specific conditions. These innovations pave the way for new working modes and applications of orthoconic antiferroelectric liquid crystals.
Another significant patent involves a method for writing greyscale in antiferroelectric liquid crystal (AFLC) devices. The method is designed to operate without the need for a direct current holding voltage and allows for temperature-independent inducing of greyscale configurations. By applying a high-frequency signal, Lagerwall’s method ensures fast and precise writing of greyscales in orthoconic antiferroelectrics, opening new avenues for display technology.
Career Highlights
Lagerwall has built a notable career characterized by his innovative contributions to liquid crystal technology. He has worked with various esteemed organizations, including S.T. Lagerwall S.A.R.L., where he has been instrumental in driving research and development in the field. His expertise has positioned him as a significant player in the advancement of liquid crystal applications.
Collaborations
Throughout his career, Lagerwall has collaborated with renowned professionals in the industry, including Noel A Clark and Gunnar Andersson. Their collective efforts have led to advancements in liquid crystal technology, fostering innovations that have implications for numerous applications.
Conclusion
Sven T Lagerwall's work exemplifies the essence of innovation in liquid crystal technology. With his extensive portfolio of patents and collaborations, he continues to influence the field significantly. His inventions not only enhance the performance of liquid crystal devices but also pave the way for future advancements in display technologies and beyond. His contributions are recognized not only in Goteborg but also around the world, as they represent the forefront of liquid crystal research and development.