This inventor holds 14 USPTO granted patents and 1 published patent application and 8 EPO patents. Top assignees: Best Whasung Co., Ltd., Other. Active years: 2004-2014.
Location History:
- Paju, KR (2004)
- Paju, Gyunggi-do, KR (2008)
- Gyoha-myun 413-835 Paju, Gyunggi-do, KR (2010)
- Seoul, KR (2012)
- Gyunggi-do, KR (2011 - 2014)
Company Filing History:
7 out of 7 
7 out of 834,411 Years Active: 2004-2014
Title: Young-Jun Kwon: Innovator in Toothbrush Technology
Introduction
Young-Jun Kwon is a notable inventor based in Gyunggi-do, South Korea. He has made significant contributions to the field of dental hygiene through his innovative designs and manufacturing methods for toothbrushes. With a total of 14 patents to his name, Kwon continues to push the boundaries of toothbrush technology.
Latest Patents
Among his latest patents is a toothbrush featuring needle-shaped bristles designed to enhance tooth and gum contact force, as well as improve teeth-cleaning performance. This toothbrush is characterized by a unique configuration where the height differences between the longer and shorter bristles range from 1 to 4 mm. The end points of the longer bristles measure between 0.01 to 0.03 mm in diameter, while the shorter bristles have end points ranging from 0.03 to 0.08 mm in diameter. The taper lengths of the longer bristles are between 4 to 8 mm, and the shorter bristles have taper lengths of 2 to 6 mm. This innovative design allows for superior cleaning performance and effective contact with teeth and gums.
Another significant patent involves a method for manufacturing needle-shaped bristles with short taper lengths. This method includes preparing a bundle of toothbrush bristles by mixing polyester resin and PTT resin in a specific ratio, followed by spinning, cutting, and tapering the bristles through chemical immersion. This efficient manufacturing process enables the production of needle-shaped bristles that can be used even in anchorless toothbrush designs.
Career Highlights
Throughout his career, Young-Jun Kwon has worked with various companies, including Best Whasung Co., Ltd. His experience in the industry has allowed him to develop innovative solutions that address common challenges in dental hygiene.
Collaborations
Kwon has collaborated with notable individuals in his field, including coworkers Sung-Wook Kwon and Sung-Hwan Kwon. These collaborations have contributed to the advancement of his inventions and the overall improvement of toothbrush technology.
Conclusion
Young-Jun Kwon is a pioneering inventor whose work in toothbrush technology has led to significant advancements in dental hygiene. His innovative designs and manufacturing methods continue to influence the industry and improve the effectiveness of oral care products.