Inventor

Chikau Onodera

Inventor
Tokyo, JP

Overview

6→
Patents
1986–2003
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 as inventor

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

A61Nprimary
A61NElectrotherapy33%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations11%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds11%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients11%
C08LCompositions of macromolecular compounds11%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms11%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2003Patents assigned to KUREHA CHEMICAL IND CO LTD (5)· patent assignee history
1986Based in Urawa, JP· patent location history
1990–1996Based in Tokyo, JP· patent location history
1992Patents assigned to OLYMPUS OPTICAL CO (2)· patent assignee history
1992Based in Nerima-ku, JP· patent location history
2003Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUREHA CHEMICAL IND CO LTD51986–2003
OLYMPUS OPTICAL CO21992
Locations
LocationPatentsSpan
Tokyo, JP31990–1996
Saitama, JP12003
Nerima-ku, JP11992
Urawa, JP11986