Ushiku, Japan

Takeshi Kouno

This inventor holds 5 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1996-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Kouno. Retrieved from https://idiyas.com/inventor/takeshi-kouno

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


% Patents Active = 60.0

Average Co-Inventor Count = 5.8

ph-index = 3

Forward Citations = 41(Granted Patents)


Location History:

  • Ibaraki-ken, JP (1996 - 2001)
  • Ushiku, JP (2002 - 2005)

Company Filing History:


Years Active: 1996-2005

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5 patents (USPTO):Explore Patents

Title: The Innovations of Takeshi Kouno

Introduction

Takeshi Kouno is a prominent inventor based in Ushiku, Japan. He has made significant contributions to the field of fluid machinery, holding a total of 5 patents. His work focuses on enhancing the performance and efficiency of compressors and fluid machines.

Latest Patents

One of Kouno's latest patents is a compressor that includes a tapered discharge valve and valve seat. This innovative design features a compression chamber for compressing working fluid, a discharge port for fluid flow, and a discharge valve that can open or close the port. The valve seat has a tapered surface that increases the cross-sectional area of the discharge port from the compression chamber side. This design reduces the clearance volume of the discharge port, thereby improving performance. Another notable patent is for a displacement type fluid machine, which is easier to machine and assemble compared to traditional scroll type machines. This machine utilizes a displacer that revolves within a specially designed cylinder, allowing for efficient fluid discharge through multiple ports.

Career Highlights

Takeshi Kouno is currently employed at Hitachi, Ltd., where he continues to innovate in the field of fluid machinery. His work has been instrumental in developing technologies that are both high-performing and cost-effective.

Collaborations

Kouno has collaborated with several talented individuals, including Hirokatsu Kohsokabe and Isao Hayase. Their combined expertise has contributed to the advancement of fluid machinery technologies.

Conclusion

Takeshi Kouno's contributions to the field of fluid machinery are noteworthy, with several patents that enhance the efficiency and performance of compressors and fluid machines. His work at Hitachi, Ltd. and collaborations with other experts further solidify his impact in the 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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