Location History:
- Kanagawa, JP (2012 - 2019)
- Isehara, JP (2012 - 2020)
- Tokyo, JP (2016 - 2023)
Company Filing History:
20 out of 665 
1 out of 4,629 
1 out of 379 
Years Active: 2012-2025
Title: Innovations by Junichi Chiba: A Pioneer in Synthetic Resin Containers
Introduction
Junichi Chiba, based in Kanagawa, Japan, stands out as a prolific inventor with a remarkable portfolio of 21 patents. His innovative work focuses on synthetic resin-made containers, showcasing his expertise in materials engineering and manufacturing techniques. Chiba's inventions play a significant role in advancing modern packaging solutions.
Latest Patents
One of Junichi Chiba's notable patents is a synthetic resin-made container featuring an outer layer body and an inner layer body that are separably laminated. The design incorporates a tubular mouth portion with an outside air introduction hole to facilitate airflow between the layers, enhancing the product's structural integrity during stretch blow molding. Additionally, this patent highlights the use of crystalline resin in the inner layer, with regions of higher crystallinity strategically placed to improve performance.
Another significant patent involves a similar synthetic resin container crafted through biaxial stretching blow molding. This design includes a cylindrical mouth portion, a gradually widening shoulder portion, and a body portion that connects fluidly to the bottom. The introduction of outside air between the outer and inner layers further exemplifies Chiba's innovative approach to improving container durability and functionality.
Career Highlights
Throughout his career, Junichi Chiba has contributed to prestigious companies, including Yoshino Kogyosho Co., Ltd. and Mitsubishi Heavy Industries Limited. His work in these organizations has enabled him to refine his skills and engage in groundbreaking research that has paved the way for his numerous patents.
Collaborations
Chiba has collaborated with esteemed colleagues such as Hiroshi Hosokoshiyama and Hiromi Shimura. Their collective expertise and partnership have contributed to the successful development and implementation of innovative packaging solutions in the industry.
Conclusion
Junichi Chiba's contributions to the field of synthetic resin containers exemplify the spirit of innovation. With a significant number of patents under his name, he continues to impact the packaging industry positively. His dedication to exploring new materials and manufacturing methods solidifies his reputation as a leading inventor in Japan and beyond.