This inventor holds 45 USPTO granted patents and 1 published patent application and 9 EPO patents, primarily in Toner Technology. Top assignees: Ricoh Company, Ltd., Minolta Company, Ltd., Konica Minolta Business Technologies, Inc.. Active years: 1996-2024.
Location History:
- Amagasaki, JP (1996 - 2000)
- Nishinomiya, JP (2002 - 2012)
- Hyogo, JP (2012 - 2019)
- Shizuoka, JP (2015 - 2021)
- Kanagawa, JP (2023 - 2024)
Company Filing History:
26 out of 28,925 
17 out of 2,816 
2 out of 2,526 
Years Active: 1996-2024
Areas of Expertise:
Title: **Yoshitaka Sekiguchi: A Pioneer in Resin Innovations**
Introduction
Yoshitaka Sekiguchi is a prominent inventor based in Nishinomiya, Japan, recognized for his significant contributions to the field of resin compositions and electronic components. With an impressive portfolio of 45 patents, Sekiguchi has made outstanding advancements that underline his inventive spirit and dedication to innovation.
Latest Patents
Sekiguchi's recent patents highlight his focus on developing advanced resin compositions. One noteworthy invention involves a resin composition that incorporates a phosphorus-based flame retardant. This innovative resin includes a β-1,3-glucan derivative resin, demonstrating unique structural properties. Each resin can feature variations such as hydrogen atoms or alkylcarbonyl groups, while the phosphorus-based flame retardant boasts a fine particle diameter of 5 μm or less.
Another significant patent from Sekiguchi presents a resin composition that combines acrylonitrile butadiene styrene resin, polystyrene resin, and polycarbonate resin alongside a phosphorus compound. In this formulation, the polystyrene resin is present in equal or greater amounts compared to the acrylonitrile butadiene styrene resin. Additionally, the polycarbonate resin constitutes 70 to 90 parts by mass relative to the total mass of the resins, ensuring optimal performance.
Career Highlights
Throughout his career, Yoshitaka Sekiguchi has collaborated with renowned corporations such as Ricoh Company, Ltd. and Minolta Company, Ltd. His experience in these leading firms has undoubtedly contributed to his extensive knowledge and inventive success in the field of resin technologies.
Collaborations
Sekiguchi's journey has been shaped by collaborations with esteemed colleagues, including Yoshihiro Mikuriya and Masayuki Hagi. These partnerships reflect the spirit of innovation and the importance of teamwork in driving technological advancements.
Conclusion
Yoshitaka Sekiguchi's commitment to innovation and his remarkable portfolio of inventions make him a significant figure in the field of resin compositions and electronic components. His contributions continue to inspire future innovations and demonstrate the vital role of inventors in advancing technology.