Saitama, Japan

Seiichi Tanaka

This inventor holds 5 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Sony Corporation, Tigers Polymer Corporation. Active years: 1992-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiichi Tanaka. Retrieved from https://idiyas.com/inventor/seiichi-tanaka-svau1obu

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

Calculating rank

% Patents Active = 80.0

Average Co-Inventor Count = 3.8

ph-index = 3

Forward Citations = 45(Granted Patents)


Location History:

  • Ohta-ku, Tokyo, JP (1992)
  • Saitama, JP (2004 - 2019)

Company Filing History:


Years Active: 1992-2019

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5 patents (USPTO):Explore Patents

Title: **Seiichi Tanaka: Innovator in Camera Technology and Filtration Systems**

Introduction

Seiichi Tanaka is a renowned inventor based in Saitama, Japan, with a remarkable portfolio of five patents. His innovative contributions primarily focus on camera technology and filtration systems, showcasing his dedication to enhancing user experiences and performance in these fields.

Latest Patents

Among Seiichi Tanaka's latest patents is the **Interchangeable Lens Camera**. This invention introduces a camera body equipped with multiple groups of contacts specifically designed to connect with various lenses featuring different mounts. This advancement allows users the flexibility to utilize different lenses for varied photographic needs.

Another significant patent is the **Filter Element**, which consists of an oil-impregnated filtering member integrated with a transmission preventing layer. This layer is strategically formed on the downstream side of the filtering member to inhibit the passage of carbon dust originating from the oil, thereby improving filtration efficiency. The layered structure offers enhanced durability and can either feature a uniform coating or a customized thickness in specific areas, ensuring a robust design against viscous oils.

Career Highlights

Throughout his career, Seiichi Tanaka has demonstrated exceptional skills in engineering and design. His experience includes working with prestigious companies such as Honda Giken Kogyo Kabushiki Kaisha, where he contributed to advancing automotive and technological innovations. His work has had a lasting impact on the products developed in these industries.

Collaborations

Seiichi's inventive journey has also been marked by collaborations with talented individuals, including Hiroto Koura and Tsumoru Okada. These partnerships have enabled him to leverage diverse expertise and perspectives, enriching his innovations and leading to successful outcomes.

Conclusion

Seiichi Tanaka is a notable figure in the realm of innovation, with his five patents reflecting a commitment to improving camera systems and filtration technology. His contributions not only enhance functionality but also elevate user experiences, solidifying his reputation as a leading inventor in his field.

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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