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For the Inventor, By the Inventor

Osaka, Japan

Kiyoshi Izumi

This inventor holds 11 USPTO granted patents, plus 2 CIPO patents. Top assignee: Kubota Corporation. Active years: 1993-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Izumi. Retrieved from https://idiyas.com/inventor/kiyoshi-izumi

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

USPTO Granted Patents = 11

% Patents Active = 90.9


Average Co-Inventor Count = 4.0

ph-index = 8

Forward Citations = 452(Granted Patents)


Location History:

  • Takatsuki, JP (1993)
  • Osaka, JP (1995 - 2005)
  • Amagasaki, JP (2011)

Company Filing History:

goldMedal11 out of 2,914 
 
Kubota Corporation
 patents

Years Active: 1993-2011

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11 patents (USPTO):Explore Patents
1. 7931802 - Water treatment system (2011-04-26),
2. 6843908 - Multistage immersion type membrane separator and high-concentration wastewater treatment facility using same (2005-01-18),
3. 6843470 - Air diffuser and flushing method thereof (2005-01-18),
4. 6287467 - Submerged membrane cartridge (2001-09-11),
5. 6277209 - Method and apparatus of regenerating filtration membrane cartridge for activated sludge (2001-08-21),
6. 5772831 - Filter membrane element and method of manufacturing same (1998-06-30),
7. 5651888 - Filtration membrane cartridge (1997-07-29),
8. 5482625 - Filtration membrane module (1996-01-09),
9. 5451317 - Solid-liquid separator (1995-09-19),
10. 5437787 - Adsorption/reaction equipment (1995-08-01),
11. 5192456 - Apparatus for treating activated sludge and method of cleaning it (1993-03-09),

Title: Kiyoshi Izumi: Innovator in Water Treatment Technologies

Introduction

Kiyoshi Izumi is a prominent inventor based in Osaka, Japan, known for his significant contributions to water treatment technologies. With a total of 11 patents to his name, Izumi has developed innovative solutions that address critical environmental challenges.

Latest Patents

One of his latest patents is a water treatment system that incorporates a biological treatment step and a membrane separation step. This system allows for a portion of the raw water to be biologically treated and supplied into a reaction tank, enhancing the efficiency of the treatment process. Another notable patent is for an air diffuser and its flushing method. This invention features a diffuser tube that is immersed in a tank, designed to alternate between air diffusion and flushing, thereby optimizing the cleaning process of the diffuser tube.

Career Highlights

Throughout his career, Kiyoshi Izumi has worked with notable companies such as Kubota Corporation and Matsumura, Shuzo. His experience in these organizations has allowed him to refine his skills and contribute to advancements in water treatment technologies.

Collaborations

Izumi has collaborated with esteemed colleagues, including Yutaka Yamada and Hiroshi Ishida, to further enhance his innovative projects. Their combined expertise has played a crucial role in the development of his patented technologies.

Conclusion

Kiyoshi Izumi's work in water treatment systems exemplifies the impact of innovation on environmental sustainability. His patents reflect a commitment to improving water quality and efficiency, making him a significant figure in the field of environmental engineering.

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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