Saitama, Japan

Masaya Tamai

This inventor holds 3 USPTO granted patents. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaya Tamai. Retrieved from https://idiyas.com/inventor/masaya-tamai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2000

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3 patents (USPTO):Explore Patents

Title: Masaya Tamai: Innovator in Hydraulically Operated Vehicular Transmission

Introduction

Masaya Tamai is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of vehicular transmission technology. With a total of 3 patents to his name, Tamai's work focuses on enhancing the efficiency and functionality of hydraulic systems in vehicles.

Latest Patents

One of his latest patents is a control apparatus for hydraulically operated vehicular transmission. This innovative control apparatus includes an orifice, a bypass path that bypasses the orifice, and a switching valve located in the bypass path. The design aims to optimize the hydraulic oil supply to a hydraulic pressure coupling element within the vehicular transmission. The switching valve operates in conjunction with the engine throttle, effectively managing the hydraulic flow based on the throttle opening degree.

Another significant patent by Tamai is also a control apparatus for hydraulically operated vehicular transmission, which features a shift valve unit. This unit controls the hydraulic oil supply and discharge for various speed change steps. It includes a throttle hydraulic pressure signal outputting device that adjusts the shift valve unit according to the engine's throttle opening degree. This innovation enhances the responsiveness and performance of the transmission system.

Career Highlights

Masaya Tamai is currently employed at Honda Giken Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Honda has allowed him to develop and refine technologies that contribute to the advancement of vehicular systems. His expertise in hydraulic systems has positioned him as a key player in the automotive innovation landscape.

Collaborations

Throughout his career, Tamai has collaborated with esteemed colleagues such as Masaru Yamashita and Yasushi Shimizu. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies in the automotive sector.

Conclusion

Masaya Tamai's contributions to hydraulically operated vehicular transmission technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of hydraulic systems and their application in modern vehicles. As he continues to work at Honda, his future endeavors are likely to further enhance the automotive industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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