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Inventor

Kenzo Ohno

Inventor
Toyama, JP

Overview

4→
Patents
1987–1996
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

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

E05Fprimary
E05FDevices for moving wings into open or closed position17%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof17%
G05BControl or regulating systems in general17%
B66BElevators8%
G06FElectric digital data processing8%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems8%
H04MTelephonic communication8%
H04NPictorial communication, e.g. television8%
H04QSelecting8%
PatentTitleYear
5,568,079'Step-up method and step-up circuit'19965,512,938'Teleconference terminal'19964,999,551'Method for controlling opening/closing of door in automatic door system'19914,694,607'Apparatus for detecting door movement data in an automatic door system'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1991Patents assigned to YOSHIDA KOGYO KK (2)· patent assignee history
1987–1991Based in Toyama, JP· patent location history
1996Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
1996Patents assigned to TOSHIBA KK (1)· patent assignee history
1996Based in Kanagawa, JP· patent location history
1996Based in Habikino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YOSHIDA KOGYO KK21987–1991
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11996
TOSHIBA KK11996
Locations
LocationPatentsSpan
Toyama, JP21987–1991
Kanagawa, JP11996
Habikino, JP11996