Makoto Otsubo

Title: Innovations of Makoto Otsubo: A Pioneer in Fluid Control Technology

Introduction: Makoto Otsubo, an esteemed inventor based in Nisshin, Japan, holds an impressive portfolio of 21 patents. His innovations significantly contribute to advancements in fluid control systems and valve timing devices, showcasing his expertise and creativity in the engineering realm.

Latest Patents: Otsubo's recent inventions include a fluid control valve and a valve timing adjusting device that employs cutting-edge mechanisms. The fluid control valve features a check valve constructed from a resilient body wound in a ring form, strategically positioned within an annular flow passage. This design incorporates a displacement limiter composed of a limiter main body that restricts movement of the check valve in an expanding diameter direction and a limiter flow passage allowing hydraulic oil to traverse between both sides of the limiter main body.

Moreover, the valve timing adjustment device incorporates a drive-side rotor that synchronously rotates with the crankshaft while a driven-side rotor rotates integrally with the camshaft. A significant feature includes an internal gear section situated at the driven-side rotor, complemented by an Oldham coupling that synchronizes the rotation between the driven and drive Oldham flanges, enabling efficient functionality despite any eccentricity present.

Career Highlights: Otsubo's notable career includes roles at Denso Corporation and Nippon Soken, Inc., where he has applied his inventive prowess to develop groundbreaking technologies in fluid control and automotive systems.

Collaborations: Throughout his career, Otsubo has worked alongside talented individuals such as Hiroki Takahashi and Shuhei Oe, enhancing his innovations through collaborative efforts and shared expertise.

Conclusion: Makoto Otsubo stands out as an influential inventor in the field of fluid control and valve technology. His extensive patent portfolio reflects his dedication to innovation and his ability to address complex engineering challenges. As he continues to develop new technologies, the industry eagerly anticipates his future contributions.