Tokyo, Japan

Tadashi Kunitani

This inventor holds 2 USPTO granted patents and 2 published patent applications, plus 3 CIPO patents and 1 EPO patent. Top assignee: Metawater Co., Ltd.. Active years: 2014-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Kunitani. Retrieved from https://idiyas.com/inventor/tadashi-kunitani

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

USPTO Granted Patents = 2 

% Patents Active = 100.0


 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Minato-ku, JP (2014)
  • Tokyo, JP (2019)

Company Filing History:


Years Active: 2014-2019

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2 patents (USPTO):Explore Patents

Title: The Innovations of Tadashi Kunitani

Introduction

Tadashi Kunitani is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of sludge treatment technology. With a total of 2 patents, Kunitani's work focuses on improving the efficiency of sludge dewatering processes.

Latest Patents

Kunitani's latest patents include a sludge dewatering system and a filtering and condensing apparatus of a suction type. The sludge dewatering system features a concentration apparatus that concentrates sludge while conveying it on a filter body. This system also includes a dewatering apparatus that subjects the concentrated sludge to pressure dewatering. The concentration apparatus is equipped with a filtering unit that utilizes gravity filtration and a chemical feeder that adds a second chemical agent to enhance the process.

The filtering and condensing apparatus of a suction type consists of a sludge tank containing the sludge to be filtered and condensed. It features multiple filtering plates aligned in the tank, with a mechanism that applies a constant tension force to each plate. Each filtering plate is designed with a filtering cloth divided into multiple zones, allowing for efficient filtration.

Career Highlights

Kunitani is currently employed at Metawater Co., Ltd., where he continues to innovate in the field of water treatment technologies. His work has been instrumental in developing systems that enhance the efficiency of sludge management.

Collaborations

Throughout his career, Kunitani has collaborated with notable colleagues such as Hiroyasu Yamane and Yoshiyuki Sugawara. These collaborations have contributed to the advancement of technologies in their field.

Conclusion

Tadashi Kunitani's contributions to sludge treatment technology through his innovative patents demonstrate his commitment to improving environmental sustainability. His work at Metawater Co., Ltd. continues to influence the industry positively.

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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