Company Filing History:
Years Active: 1989
Title: The Innovations of Karl J Kallenberg
Introduction
Karl J Kallenberg is an accomplished inventor based in Richfield, MN (US). He has made significant contributions to the field of image projection technology, holding a total of 3 patents. His work has been instrumental in enhancing the functionality and efficiency of projection systems.
Latest Patents
Kallenberg's latest patents include innovative designs that improve the performance of image projectors. One notable invention is the "Image projectors with pivoting mirror in front screen projection system." This projector features two levels of illumination, allowing for the projection of images from film transparencies. The monitoring circuitry in this design configures the projector for the appropriate level of illumination based on operator requests, ensuring optimal performance for both preview and exposure settings. Additionally, Kallenberg has developed a "Camera and projector alignment for front screen projection system." This mechanism allows for precise alignment between a detachably linked camera and projector, ensuring that optical images are projected accurately along the camera's optical axis.
Career Highlights
Kallenberg is currently employed at Lifetouch National School Studios, Inc., where he continues to innovate in the field of image projection. His work has not only advanced technology but has also contributed to the quality of visual presentations in educational settings.
Collaborations
Kallenberg has collaborated with Ronald B Harvey, further enhancing the scope of his projects and innovations.
Conclusion
Karl J Kallenberg's contributions to image projection technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the technical challenges in the field and a dedication to improving user experience.