Location History:
- Kagawa-ken, JP (2009)
- Kagawa, JP (2015)
- Kanonji, JP (2016)
Company Filing History:
Years Active: 2009-2016
Title: Ryuichi Kamiyama: Innovator in Disposable Diaper Technology
Introduction
Ryuichi Kamiyama is a notable inventor based in Kanonji, Japan. He has made significant contributions to the field of disposable diaper technology, holding a total of 3 patents. His innovative designs focus on enhancing the functionality and comfort of disposable diapers for users.
Latest Patents
One of Kamiyama's latest patents is a disposable diaper that utilizes elastic sheet materials. This design aims to enhance the contact surface pressure, preventing the diaper from being noticeably displaced on the wearer's body during use. The first waist region of the diaper is contractible and includes waist auxiliary elastic sheets that extend across the transverse axis. Additionally, leg auxiliary elastic sheets are incorporated along the front peripheral edges of the leg openings. These sheets overlap in specific areas to ensure a secure fit around the wearer's iliac bones.
Another patent focuses on improving the waist regions of disposable diapers to ensure high fitness. This design features a bonding region coated with adhesive lines, which includes a first bonding region extending from the waist-opening toward the crotch region. The second bonding region extends from the first adhesive lines into the crotch region, allowing for a better fit when the diaper is worn.
Career Highlights
Ryuichi Kamiyama is associated with Unicharm Corporation, a leading company in the hygiene products industry. His work has significantly impacted the design and functionality of disposable diapers, making them more user-friendly and effective.
Collaborations
Kamiyama has collaborated with notable coworkers, including Toshimitsu Baba and Kaiyo Nakajima. Their combined efforts have contributed to the advancements in disposable diaper technology.
Conclusion
Ryuichi Kamiyama's innovative work in disposable diaper technology has led to significant improvements in user comfort and functionality. His patents reflect a commitment to enhancing everyday products for consumers.