LexDanaLexDanabeta
Inventor

Yukihiro Omika

Inventor
Tokyo, JP

Overview

5→
Patents
1990–1997
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 5 as inventor

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

B01Fprimary
B01FMixing, e.g. dissolving, emulsifying or dispersing25%
E04BGeneral building constructions25%
E04HBuildings or like structures for particular purposes25%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
5,671,569'Seismic response controlled frame of bending deformation control type'19975,358,328'Mixing device'19945,356,215'Mixing device'19945,189,851'Movable dome-type roof for structure'19934,905,436'Column/beam joint structure'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to HITACHI METALS LTD (1)· patent assignee history
1990–1997Based in Tokyo, JP· patent location history
1993–1997Patents assigned to KAJIMA CORP (4)· patent assignee history
1994Based in Suginami-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAJIMA CORP41993–1997
HITACHI METALS LTD11990
Locations
LocationPatentsSpan
Tokyo, JP41990–1997
Suginami-ku, JP11994