This inventor holds 18 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignees: Tsukada Medical Research Co., Ltd., Mitsubishi Heavy Industries Limited, Japan Aerospace Exploration Agency. Active years: 1993-2025.
Location History:
- Nagano-ken, JP (1997 - 2004)
- Ueda, JP (2009 - 2012)
- Nagano, JP (1993 - 2021)
Company Filing History:
18 out of 20 
2 out of 4,738 
1 out of 254 
Years Active: 1993-2025
Title: Innovations by Osamu Tsukada in Fluid Supply Technologies
Introduction
Osamu Tsukada, an esteemed inventor based in Nagano, Japan, has made significant contributions to fluid supply technologies, holding a total of 18 patents. His inventive spirit and dedication to innovation are exemplified by his recent developments in the medical field.
Latest Patents
Among Tsukada's latest inventions are several groundbreaking patents. The first is a **Fluid Supply Apparatus**, designed to eliminate the need for an external power source while efficiently storing fluid. This apparatus consists of two elastic balloons, specifically engineered with varying contraction forces, a supportive member, and a protective casing that defines inflation ranges for both balloons. A unique flow path enables fluid communication between the interiors of the two balloons, promoting streamlined operation.
Another notable invention is the **Unit for Balloon Catheter** and **Indwelling Urethral Balloon Catheter**. This device aims to facilitate the partial replacement of indwelling urethral catheters. It encompasses a urethral catheter tube featuring a catheterization passage, a branch tube for liquid inflation, and a connecting tube designed for seamless integration. These innovations underscore Tsukada's commitment to enhancing medical technology and patient care.
Career Highlights
Throughout his career, Osamu Tsukada has been affiliated with prominent organizations, including Tsukada Medical Research Co., Ltd. and Mitsubishi Heavy Industries Limited. His work within these companies has enabled him to drive advancements in medical devices and fluid management systems, thereby enhancing healthcare efficiency and patient outcomes.
Collaborations
Tsukada has collaborated with notable professionals in the field, including Yasuhiko Nakajima and Masato Shimizu. These partnerships have fostered a dynamic exchange of ideas and expertise, contributing to the successful development of his innovative technologies.
Conclusion
Osamu Tsukada stands out as a remarkable inventor, and his contributions to fluid supply technologies and medical devices continue to make a lasting impact. With 18 patents to his name, his work not only reflects his ingenuity but also shapes the future of medical innovation and patient care.