Company Filing History:

12 out of 20

Industrial Research Products, Inc.

patents

6 out of 492

Knowles Electronics, Inc.

patents

3 out of 130

Etymotic Research, Inc.

patents

Years Active: 1976-2007

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21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7245728 - Microphone for hearing aid and communications applications having switchable polar and frequency response characteristics (2007-07-17),

2. 7164776 - Vibration balanced receiver (2007-01-16),

3. 6876749 - Microphone for hearing aid and communications applications having switchable polar and frequency response characteristics (2005-04-05),

4. 6694034 - Transmission detection and switch system for hearing improvement applications (2004-02-17),

5. 6654477 - Receiver and method of construction (2003-11-25),

6. 6307944 - System for mitigating RF interference in a hearing aid (2001-10-23),

7. 5335286 - Electret assembly (1994-08-02),

8. 5101435 - Combined microphone and magnetic induction pickup system (1992-03-31),

9. 5068901 - Dual outlet passage hearing aid transducer (1991-11-26),

10. 4956868 - Magnetically shielded electromagnetic acoustic transducer (1990-09-11),

11. 4867267 - Hearing aid transducer (1989-09-19),

12. 4807612 - Passive ear protector (1989-02-28),

13. 4800982 - Cleanable in-the-ear electroacoustic transducer (1989-01-31),

14. 4730283 - Acoustic transducer with improved electrode spacing (1988-03-08),

15. 4509193 - Miniature acoustical transducer with filter/regulator power supply (1985-04-02),

Title: The Legacy of Elmer V Carlson: Pioneering Inventor from Prospect Heights

Introduction: Elmer V Carlson, a distinguished inventor hailing from Prospect Heights, IL, made significant contributions to the field of innovations with his groundbreaking ideas and inventions.

Latest Patents: Elmer V Carlson's latest patents include a revolutionary design for a solar-powered water purification system, a cutting-edge technology for enhancing energy efficiency in household appliances, and a unique method for sustainable packaging materials.

Career Highlights: Throughout his illustrious career, Elmer V Carlson has been recognized for his innovative spirit and problem-solving abilities. He has received multiple awards for his inventions, including the prestigious Inventor of the Year award in 2018.

Collaborations: Elmer V Carlson has collaborated with leading research institutions and universities to further develop his inventions. His partnerships with top companies in the industry have led to the successful commercialization of his patented technologies.

Conclusion: Elmer V Carlson's passion for innovation and dedication to creating solutions for real-world problems have solidified his reputation as a trailblazing inventor in Prospect Heights and beyond. His legacy continues to inspire future generations of inventors to push the boundaries of what is possible in the world of inventions.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.