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Inventor

Tomio Kawaguchi

Inventor
Funabashi, JP

Overview

2→
Patents
1991
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 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
4,997,801'Catalyst for hydrotreating hydrocarbons'19914,992,403'Catalysts for hydrotreating hydrocarbons and methods of preparing the same'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to SUMITOMO METAL MINING CO (2)· patent assignee history
1991Based in Funabashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO METAL MINING CO21991
Locations
LocationPatentsSpan
Funabashi, JP21991