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For the Inventor, By the Inventor

Aichi, Japan

Hiroaki Tanahashi

This inventor holds 9 USPTO granted patents. Top assignee: Tokai Rubber Industries, Ltd.. Active years: 1992-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Tanahashi. Retrieved from https://idiyas.com/inventor/hiroaki-tanahashi

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 71(Granted Patents)


Location History:

  • Komaki, JP (1992 - 1994)
  • Aichi, JP (1999)
  • Aichi-ken, JP (1998 - 2002)
  • Nishikasugai-gun, JP (2002)

Company Filing History:

goldMedal9 out of 720 
 
Tokai Rubber Industries, Ltd.
 patents

Years Active: 1992-2002

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9 patents (USPTO):Explore Patents
1. 6499730 - Dynamic damper having generally cylindrical shape and method of producing the same (2002-12-31),
2. 6390458 - Fluid-filled elastic mount whose orifice passage has sufficiently large cross sectional area exhibits improved fluid-tightness (2002-05-21),
3. 6357731 - Vibration damping device exhibiting high durability of elastic body (2002-03-19),
4. 6224045 - Vibration damping device having fluid chambers on opposite sides of partition structure having movable rubber plate (2001-05-01),
5. 6053487 - Fluid-filled vibration damping device whose orifice passage is covered (2000-04-25),
6. 5992833 - Fluid-filled vibration damping device having pneumatically oscillated (1999-11-30),
7. 5775666 - Elastic mount having mounting bracket functioning as stop mechanism and (1998-07-07),
8. 5310168 - Fluid-filled cylindrical elastic mount having annular fluid chamber with (1994-05-10),
9. 5087021 - Fluid-filled cylindrical elastic mount having annular fluid chamber and (1992-02-11),

Title: Hiroaki Tanahashi: Innovator in Dynamic Dampers and Elastic Mounts

Introduction

Hiroaki Tanahashi is a prominent inventor based in Aichi-ken, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of dynamic dampers and fluid-filled elastic mounts. With a total of 9 patents to his name, Tanahashi's work has had a considerable impact on various applications in the industry.

Latest Patents

One of Tanahashi's latest patents is a dynamic damper having a generally cylindrical shape and a method of producing the same. This innovative device includes a cylindrical mass member made of metallic material, which is forged and treated for scale removal. The design features an elastic support member that connects the mass member to a rod-shaped oscillating member, ensuring stability without the use of adhesives. Another notable patent is for a fluid-filled elastic mount that exhibits improved fluid-tightness. This mount consists of an elastic body that connects two mounting members and includes a partition and closure members that create pressure-receiving and equilibrium chambers filled with non-compressible fluid. The design enhances the mount's performance by ensuring effective fluid communication through strategically placed orifice passages.

Career Highlights

Hiroaki Tanahashi is currently employed at Tokai Rubber Industries, Ltd., where he continues to innovate and develop new technologies. His expertise in mechanical design and engineering has positioned him as a key figure in his field.

Collaborations

Throughout his career, Tanahashi has collaborated with notable colleagues, including Hiroshi Tsukamoto and Naohito Kuwayama. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Hiroaki Tanahashi's contributions to the field of mechanical engineering, particularly through his patents on dynamic dampers and elastic mounts, showcase his innovative spirit and dedication to improving industrial applications. His work continues to influence the industry and inspire future inventors.

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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