Thomas R Johansen

Title: Innovations of Thomas R Johansen

Introduction

Thomas R Johansen is a notable inventor based in Minneapolis, MN (US). He has made significant contributions to the field of display systems and optical processing. With a total of 2 patents, his work showcases innovative approaches to technology.

Latest Patents

Johansen's latest patents include a color display system using a magneto-optic screen and an ambiguity plane optical processor incorporating magneto-optic technology. The color display system utilizes the dispersive Faraday coefficient of a magnetic screen to create a multicolored projection from white light. This is achieved by directing a beam of energy onto a magnetic screen while applying an intensity-modulated magnetic field. The resulting localized areas of differing magnetic characteristics allow for the rotation of polarized white light, producing a vibrant display. His second patent describes a system for optically correlating signals, such as radar and sonar, by creating a two-dimensional distribution of light that reflects the correlation of the signals based on time and Doppler shifts.

Career Highlights

Johansen has worked at Sperry Rand Corporation, where he has been able to apply his innovative ideas in practical settings. His contributions have advanced the understanding and application of magneto-optic technologies in various fields.

Collaborations

Throughout his career, Johansen has collaborated with notable coworkers, including David L Fleming and Ernest J Torok. These partnerships have likely enriched his work and led to further advancements in technology.

Conclusion

Thomas R Johansen's innovative patents and career at Sperry Rand Corporation highlight his significant contributions to the fields of display systems and optical processing. His work continues to influence advancements in technology today.