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Inventor

Hideharu Yokozuka

Inventor
Ichikawa, JP

Overview

3→
Patents
1995–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry50%
C10GCracking hydrocarbon oils50%
PatentTitleYear
6,524,993'Hydrogenation catalyst for aromatic hydrocarbons contained in hydrocarbon oils'20036,280,610'Hydrotreating catalyst: composition, preparation, and use thereof'20015,468,709'Catalysts for hydrotreating hydrocarbon oils and method of preparing the same'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2003Patents assigned to SUMITOMO METAL MINING CO (2)· patent assignee history
1995Based in Tokyo, JP· patent location history
2001Patents assigned to AKZO NOBEL NV (1)· patent assignee history
2001–2003Based in Ichikawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO METAL MINING CO21995–2003
AKZO NOBEL NV12001
Locations
LocationPatentsSpan
Ichikawa, JP22001–2003
Tokyo, JP11995