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Ichihara, Japan

Takeshi Katsumata

This inventor holds 4 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1977-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Katsumata. Retrieved from https://idiyas.com/inventor/takeshi-katsumata

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

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 4.6

ph-index = 3

Forward Citations = 30(Granted Patents)

Location History:

Ichihara, JA (1977)
Ichihara, JP (1980)

Company Filing History:

Sumitomo Chemical Company, Limited

Years Active: 1977-1980

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4186177 - Method for catalytically reducing nitrogen oxides using moving catalyst (1980-01-29),

2. 4051225 - Method for the heat recovery in the processes of the removal of nitrogen (1977-09-27),

3. 4042352 - Method for the removal of the dusts from combustion exhaust gases (1977-08-16),

4. 4026992 - Method for removing nitrogen oxides from combustion exhaust gases (1977-05-31),

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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