This inventor holds 3 USPTO granted patents and 3 EPO patents. Top assignees: Arte Corporation, Takeda Pharmaceutical Company Limited, Yoshino Kogyosho Co., Ltd.. Active years: 2017-2022.
Company Filing History:
3 out of 17 
2 out of 1,226 
2 out of 665 Years Active: 2017-2022
Title: Kiyoshi Okajima: Innovator in Syringe Technology
Introduction
Kiyoshi Okajima is a notable inventor based in Takahagi, Japan. He has made significant contributions to the field of syringe technology, holding a total of 3 patents. His innovative designs aim to improve the functionality and safety of syringes used in medical applications.
Latest Patents
Okajima's latest patents include a syringe designed to suppress the amount of fluid pushed out from an injection needle when confirming whether air has been expelled. This invention features a cylinder, an injection needle, a needle base, an injection needle cover, and a plunger rod. The needle base facilitates communication between the inside of the cylinder and the injection needle. The injection needle cover, when extended from a folded state, surrounds the injection needle and includes a section with cutouts that allow for the identification of the needle base from the outside.
Another significant patent is the injection needle cover, which comprises an enclosure portion with paired base-side wall portions, a cylinder portion, paired tip-end-side wall portions, an injection needle contact portion, a hook portion, and a needle tip end fixing portion. The injection needle contact portion is strategically positioned to receive force from the injection needle, enhancing the overall design and usability of the syringe.
Career Highlights
Throughout his career, Kiyoshi Okajima has worked with prominent companies such as Arte Corporation and Takeda Pharmaceutical Company Limited. His experience in these organizations has contributed to his expertise in developing innovative medical devices.
Collaborations
Okajima has collaborated with talented individuals in the field, including Yuki Imanishi and Yusuke Chuma. These partnerships have fostered a creative environment that has led to the development of his patented technologies.
Conclusion
Kiyoshi Okajima's contributions to syringe technology demonstrate his commitment to innovation and safety in medical practices. His patents reflect a deep understanding of the needs within the healthcare industry, making him a valuable inventor in this field.