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Inventor

Hitoshi Suenaga

Inventor
Hyogo, JP

Overview

8→
Patents
1986–2000
Patent span
Chemistry
Primary field (CPC C)

Patents· 8 as inventor

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

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere58%
C02FTreatment of water, waste water, sewage, or sludge8%
C07DHeterocyclic compounds8%
C11DDetergent compositions8%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
H01BCables8%
PatentTitleYear
6,103,686'Chelating composition'20005,395,552'Ferro-electric liquid crystal electrol-optical device'19955,231,523'Liquid crystal elements and conductive organic compound film-forming compositions'19935,110,496'Liquid crystal compound'19924,725,688'Liquid crystal compound'19884,710,585'Liquid crystal compound'19874,643,842'Liquid crystal composition'19874,633,012'Liquid crystal compound'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1995Patents assigned to TEIKOKU CHEM IND CO LTD (7)· patent assignee history
1986–1987Patents assigned to SEIKO INSTR & ELECTRONICS (3)· patent assignee history
1986–2000Based in Hyogo, JP· patent location history
1988–1995Patents assigned to SEIKO INSTR INC (2)· patent assignee history
1993Patents assigned to JAPAN CARLIT CO LTD (1)· patent assignee history
1993–1995Based in Itami, JP· patent location history
2000Patents assigned to NIPPON CATALYTIC CHEM IND (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEIKOKU CHEM IND CO LTD71986–1995
SEIKO INSTR & ELECTRONICS31986–1987
SEIKO INSTR INC21988–1995
JAPAN CARLIT CO LTD11993
NIPPON CATALYTIC CHEM IND12000
Locations
LocationPatentsSpan
Hyogo, JP61986–2000
Itami, JP21993–1995