This inventor holds 8 USPTO granted patents and 7 published patent applications, plus 3 CIPO patents and 10 EPO patents. Top assignees: Braun Gmbh, The Gillette Company, The Procter Gamble Company. Active years: 2015-2018.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kronberg, DE (2015 - 2018)
- Nürnberg, DE (2018)
Company Filing History:



Years Active: 2015-2018
Title: Celebrating the Innovations of Alexander Franz Doll
Introduction
Alexander Franz Doll is a prolific inventor based in Kronberg, Germany. With a remarkable portfolio of eight patents, he has significantly contributed to the field of oral care technology. His innovative spirit and dedication to improving everyday products have made him a notable figure in the industry.
Latest Patents
Among his latest inventions is the force-sensing toothbrush, cleverly designed to enhance the brushing experience. This toothbrush features a head equipped with numerous cleaning elements and incorporates a handle, neck, and a motor unit with a manual winder for energy. A novel force sensor detects when the user applies excessive force, triggering signals to alert the user through audible and tactile notifications, such as muting the motor or stopping vibrations.
Another significant invention by Doll is related to position detection of an oral care implement. This device employs an electrode pair that forms impedance when electrified, connected to a frequency generator that applies varying voltages. An impedance measurement unit captures the data, while a contact determination unit processes this information to ascertain the interaction between the electrode pair and the defined oral area. These advancements underscore Doll's commitment to integrating technology into personal care products for improved user interaction.
Career Highlights
Doll began his career at Braun GmbH, where he developed a foundation in consumer product innovation. He later expanded his expertise while working with The Gillette Company, collaborating with leading professionals in the field and honing his skills in creating high-quality oral care technology.
Collaborations
Throughout his career, Alexander Franz Doll has collaborated with notable colleagues such as Uwe Schober and Sven Alexander Franke. These partnerships have facilitated the exchange of ideas and fostered an environment of creativity and innovation, leading to the development of groundbreaking products in the oral care market.
Conclusion
Alexander Franz Doll's contributions to oral care innovation have significantly impacted consumer health and personal hygiene. His inventive designs and determination to address user needs highlight the importance of innovation in everyday products. As a passionate inventor, Doll continues to inspire future advancements in the industry, leaving a lasting legacy through his numerous patents.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile