Company Filing History:
Years Active: 2012
Title: Claes Ingemar Haglund: Innovator in Headphone Technology
Introduction
Claes Ingemar Haglund is a notable inventor based in Ödåkra, Sweden. He has made significant contributions to the field of audio technology, particularly in the design of headphones. His innovative approach has led to the development of a unique headphone that enhances the testing of earplugs.
Latest Patents
Haglund holds a patent for a specialized headphone designed to test the efficacy of earplugs installed in the ear canal. This invention allows sound to be produced while simultaneously sensing sound pressure at the eardrum, even with the earplug in place. The headphone utilizes a speaker that produces a smooth and reasonably flat frequency response by reversing the speaker orientation. In this configuration, the front side of the speaker diaphragm faces into the headphone cup, while the rear side, which has a circle of holes, faces toward the ear. The design includes a cylindrical passage for sound delivery, ensuring that the axial distance from the speaker's rear side to the ear accommodates the protruding end of an earplug.
Career Highlights
Claes Ingemar Haglund is associated with Sperian Hearing Protection, LLC, a Delaware Limited Liability Company. His work at this company has allowed him to focus on innovations that improve hearing protection and audio quality.
Collaborations
Haglund has collaborated with notable colleagues, including W Gary Sokolich and Stephen D Gilder. Their combined expertise contributes to advancements in hearing protection technology.
Conclusion
Claes Ingemar Haglund's contributions to headphone technology demonstrate his commitment to enhancing audio experiences and ear protection. His innovative designs continue to influence the industry and improve user experiences.