Inventor

Masamichi Kikuchi

Inventor

Tokyo, JP

Overview

1990–2005

Patent span

Physics

Primary field (CPC G)

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

G08Bprimary

G08BSignalling systems, e.g. personal calling systems40%

G08CTransmission systems for measured values, control or similar signals13%

H04QSelecting13%

A61LMethods or apparatus for sterilising materials or objects in general7%

B01DSeparation7%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%

C02FTreatment of water, waste water, sewage, or sludge7%

H04LTransmission of digital information, e.g. telegraphic communication7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1990–1996Patents assigned to HOCHIKI CO (6)· patent assignee history

1990Based in Yokohama, JP· patent location history

1993Based in Kanagawa, JP· patent location history

1995–2005Based in Tokyo, JP· patent location history

1995–1996Based in Ayase, JP· patent location history

2004–2005Patents assigned to MITSUI SHIPBUILDING ENG (2)· patent assignee history

2005Patents assigned to ECO LOGY CORP (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations