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For the Inventor, By the Inventor

Ichikawa, Japan

Takashi Itoh

This inventor holds 17 USPTO granted patents, primarily in Electrocatalyst Development. Top assignees: N.e. Chemcat Corporation, Sumitomo Metal Mining Company, Ltd., Other. Active years: 1990-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Itoh. Retrieved from https://idiyas.com/inventor/takashi-itoh-u9425sze

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

USPTO Granted Patents = 17

% Patents Active = 94.1

Average Co-Inventor Count = 2.7

ph-index = 10

Forward Citations = 355(Granted Patents)


Company Filing History:

goldMedal15 out of 90 
 
N.e. Chemcat Corporation
 patents
silverMedal2 out of 898 
 
Sumitomo Metal Mining Company, Ltd.
 patents
bronzeMedal2 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1990-2004

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Areas of Expertise:
Electrocatalyst
Exhaust Gas Purification
Hydrogen Fuel Cells
Selective Oxidation
Platinum Alloy
Iridium Catalysts
Membrane-Electrode Assembly
Carbon Monoxide Removal
Solid Polymer Electrolyte
Catalyst Design
Environmental Technology
Fuel Cell Innovation
17 patents (USPTO):Explore Patents
1. 6677068 - CATALYST FOR SELECTIVE OXIDATION OF CARBON MONOXIDE PRESENT IN HYDROGEN-CONTAINING GASES, AND ELIMINATION OF CARBON MONOXIDE AND SOLID POLYMER ELECTROLYTE FUEL CELL SYSTEM WHICH MAKE USE OF THE CATALYST (2004-01-13),
2. 6576208 - Catalyst for selective oxidation and elimination of carbon monoxide present in hydrogen-containing gases (2003-06-10),
3. 6326098 - Electrocatalyst, and electrodes, membrane-electrode assembly and solid polymer electrolyte fuel cells, using said electrocatalyst (2001-12-04),
4. 5997830 - Method of purifying exhaust gas from internal combustion engine (1999-12-07),
5. 5876867 - Platinum skeleton alloy-supported electrocatalyst, electrode using the (1999-03-02),
6. 5609839 - No.sub.x removal catalyst and method of purifying exhaust gas by using (1997-03-11),
7. 5559072 - No.sub.x removal catalyst and method of purifying exhaust gas by using (1996-09-24),
8. 5518976 - Catalyst for purifying exhaust gas and method for purifying exhaust gas (1996-05-21),
9. 5487268 - Catalyst for purifying exhaust gas and method of purifying exhaust gas (1996-01-30),
10. 5358916 - Catalyst for purifying exhaust gas (1994-10-25),
11. 5326735 - Iridium catalysts for purifying exhaust gas (1994-07-05),
12. 5306684 - Catalyst for purification of exhaust gases (1994-04-26),
13. 5256614 - Catalyst for purification of exhaust gas (1993-10-26),
14. 5178971 - Supported platinum quaternary alloy electrocatalyst (1993-01-12),
15. 5096866 - Supported platinum alloy electrocatalyst (1992-03-17),

Title: Takashi Itoh: Pioneering Inventor from Ichikawa

Introduction: Takashi Itoh is a renowned inventor hailing from Ichikawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takashi Itoh holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Takashi Itoh has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Takashi Itoh has collaborated with top researchers, engineers, and scientists both in Japan and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Takashi Itoh's relentless pursuit of innovation and his passion for creating technology that makes a difference have solidified his position as a trailblazer in the world of inventions.

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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