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Inventor

Tatsuhiko Ihara

Inventor
Hiroshima, JP

Overview

2→
Patents
1988–2002
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients33%
B60CVehicle tyres17%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds17%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
6,444,727'Modified carbon black, process for producing the modified carbon black, rubber composition and pneumatic tire'20024,721,740'Dispersion-improved carbon black compounded rubber composition'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2002Patents assigned to BRIDGESTONE CORP (2)· patent assignee history
1988Based in Kure, JP· patent location history
2002Based in Hiroshima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BRIDGESTONE CORP21988–2002
Locations
LocationPatentsSpan
Hiroshima, JP12002
Kure, JP11988