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Inventor

Seppo J. Hyttinen

Inventor
Valkeakoski, FI

Overview

2→
Patents
1985–1991
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.

C01Pprimary
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds17%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments17%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties17%
E02DFoundations17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
5,061,317'Colored nacreous pigment and a method for its preparation'19914,527,926'Method for building a protective wall when constructing an underwater base'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to HYTTINEN SEPPO J (1)· patent assignee history
1985Based in Mikkeli, FI· patent location history
1991Patents assigned to KEMIRA OY (1)· patent assignee history
1991Based in Valkeakoski, FI· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HYTTINEN SEPPO Jself11985
KEMIRA OY11991
Locations
LocationPatentsSpan
Valkeakoski, FI11991
Mikkeli, FI11985