Location History:
- Aichi, JP (2008)
- Kasugai, JP (2007 - 2010)
- Chuo-Ku, JP (2012)
- Tokyo, JP (2009 - 2018)
Company Filing History:
8 out of 8 
8 out of 229 
2 out of 14 
Years Active: 2007-2018
Title: Innovations by Katsuhiko Sugiyama
Introduction
Katsuhiko Sugiyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of disposable products, particularly in the design of diapers. With a total of 11 patents to his name, Sugiyama's work focuses on enhancing comfort and functionality in everyday items.
Latest Patents
One of Sugiyama's latest innovations is a disposable diaper designed to provide comfort while being worn. This diaper comprises a top sheet, a back sheet, an absorber, and a stretchable sheet. The stretchable sheet is constructed by sandwiching multiple elastic stretchable members within a base material sheet. These members are arranged along the width of the diaper and spaced apart in the longitudinal direction. The design includes an overlapping portion that allows for a part of the absorber to be integrated seamlessly.
Another significant patent is for a disposable diaper featuring a stool passing opening. This diaper includes an absorber, a top sheet made of a liquid permeable material, and a back sheet that is liquid impermeable. The skin contact sheet is designed with an opening that allows stool to pass through, with a unique shape that varies in size between the anterior and posterior regions.
Career Highlights
Throughout his career, Sugiyama has worked with prominent companies such as Oji Nepia Co., Ltd. and Oji Paper Co., Ltd. His experience in these organizations has contributed to his expertise in product development and innovation in the disposable goods sector.
Collaborations
Sugiyama has collaborated with talented individuals in his field, including Izumi Tashiro and Kahori Suzuki. These partnerships have likely enhanced his creative process and led to the development of innovative solutions in his projects.
Conclusion
Katsuhiko Sugiyama's contributions to the field of disposable products demonstrate his commitment to innovation and comfort. His patents reflect a deep understanding of user needs and a dedication to improving everyday items.
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.