Company Filing History:
1 out of 42,535 
1 out of 149 Years Active: 1998
Title: **Innovator Makoto Kondoh: Advancements in Oil Retaining Bearing Units**
Introduction
Makoto Kondoh, a distinguished inventor based in Kashiwa, Japan, has made significant contributions to the field of mechanical engineering through his innovative designs. With a solitary patent to his name, Kondoh's work focuses on enhancing the performance and reliability of motor components, particularly in oil retaining bearing units.
Latest Patents
Kondoh's notable patent is for an oil retaining bearing unit and motor that incorporates this innovative design. The patent details an arrangement of oil retaining bearing members, identified as 2a and 2b, that support a rotative shaft within a bearing housing. This housing features a bottom portion with one open end and another closed end. A crucial component of the invention is a porous spacer, designed to supply lubrication oil efficiently, which is inserted between the two oil retaining bearings. The ingenious design promises improved mass productivity and longevity for motors utilizing this technology. By employing capillary tube action via the porous spacer, the lubrication oil is effectively supplied to the bearings, resulting in enhanced reliability and a longer service life for the motor.
Career Highlights
Throughout his career, Makoto Kondoh has held positions at prominent companies such as Hitachi, Ltd. and Hitachi Powdered Metals Co., Ltd. His expertise and innovative approaches have aided in the development of advanced engineering solutions that address common challenges in the industry.
Collaborations
Kondoh’s innovative endeavors have also seen collaboration with esteemed colleagues including Katsutoshi Nii and Takashi Kono. These partnerships have propelled the advancements in motor technologies and enhanced the efficiency of various applications.
Conclusion
Makoto Kondoh's inventive spirit and commitment to enhancing motor performance through his oil retaining bearing unit patent illustrate the importance of innovation in technology. His contributions not only highlight the potential for increased efficiency and reliability in mechanical systems but also stand as a testament to the continuous growth in the field of engineering. Kondoh’s work will undoubtedly inspire future inventors and engineers striving for excellence in mechanical design.