Tokyo, Japan

Masayuki Imai

This inventor holds 18 USPTO granted patents and 2 EPO patents, primarily in Fluid Control Technology. Top assignees: Fujikoki Corporation, Fujitsu Corporation, Fujikoki Mfg. Co., Ltd.. Active years: 1994-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Imai. Retrieved from https://idiyas.com/inventor/masayuki-imai

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

Calculating rank

% Patents Active = 94.4


Average Co-Inventor Count = 2.6

ph-index = 7

Forward Citations = 181(Granted Patents)


Location History:

  • Yokohama, JP (1994 - 1998)
  • Kanagawa, JP (2000)
  • Kawasaki, JP (1999 - 2002)
  • Tokyo, JP (1997 - 2008)

Company Filing History:


Years Active: 1994-2008

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Areas of Expertise:
Drain Pump
Control Valve
Variable-Capacity Compressor
Medium Issuing Apparatus
Automated Teller Machine
Solenoid Operated Valve
Noise Reduction
Vibration Reduction
Oxygen Respirator
Printing Apparatus
ATM Technology
Transaction Apparatus
18 patents (USPTO):Explore Patents

Title: The Innovations of Masayuki Imai: A Visionary Inventor from Tokyo

Introduction: Masayuki Imai, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of engineering with a remarkable portfolio of 18 patents. His inventive spirit and dedication to innovation have led to advancements that improve the functionality and efficiency of various technologies.

Latest Patents: Among his latest notable inventions is a drain pump that features a control valve for a variable-capacity compressor. This innovative device allows for adjustability in the sensitivity of a pressure-sensitive element within the control valve. An adjusting screw permits forward and backward movement relative to a supporting frame, enhancing the operational capabilities of the pressure-sensitive part. The coil assembly, which is essential for solenoid excitation, engages with the adjusting screw to facilitate this adjustment, showcasing Imai's ingenuity in optimizing mechanical performance.

Career Highlights: Throughout his career, Masayuki Imai has worked for prestigious companies, including Fujikoki Corporation and Fujitsu Corporation. These experiences have undoubtedly equipped him with the skills and insights necessary to develop cutting-edge inventions that address contemporary engineering challenges.

Collaborations: Imai has collaborated with notable colleagues such as Yoshiyuki Kume and Tatsushi Ninomiya, contributing to a rich exchange of ideas and expertise that has propelled his innovative projects forward. Their teamwork exemplifies the collaborative spirit essential in the path of invention and advancement.

Conclusion: Masayuki Imai stands out as a key figure in the realm of inventions, with a track record of developing impactful technologies. His commitment to innovation and collaboration within the engineering community underscores the importance of creativity in advancing modern solutions. With each new patent, Imai continues to inspire future generations of inventors in Tokyo and beyond.

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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