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Inventor

HIROSHI KIYAMA

Inventor
JP

Overview

2→
Patents
2025–2026
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.

B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form33%
B29CShaping or joining of plastics17%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts17%
B29LIndexing scheme associated with subclass b29c, relating to particular articles17%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%
PatentTitleYear
12,558,867Molding base material, molded product using same, and production method therefor202612,304,183Flame-resistant layered molded article2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025–2026Patents assigned to TORAY INDUSTRIES (2)· patent assignee history
2025–2026Based in JP· patent location history
2026Patents assigned to DU PONT TORAY CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TORAY INDUSTRIES22025–2026
DU PONT TORAY CO LTD12026
Locations
LocationPatentsSpan
JP22025–2026