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Inventor

Fumio Tashiro

Inventor
Hitachi, JP

Overview

3→
Patents
1991–2006
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C04Bprimary
C04BLime, magnesia33%
Y10TTechnical subjects covered by former us classification33%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form17%
F16LPipes17%
PatentTitleYear
6,988,515'Ultra-low permeation hose and method of manufacture'20065,372,855'Treatment of inorganic building materials'19945,023,136'Treated inorganic building materials'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1994Patents assigned to HITACHI CHEMICAL CO LTD (2)· patent assignee history
1991–1994Based in Hitachi, JP· patent location history
2006Patents assigned to NIHON MATAI CO LTD (1)· patent assignee history
2006Based in Shiga, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI CHEMICAL CO LTD21991–1994
NIHON MATAI CO LTD12006
Locations
LocationPatentsSpan
Hitachi, JP21991–1994
Shiga, JP12006