Inventor

Akihiro Ooka

Inventor

Osaka, JP

Overview

1985–2015

Patent span

Physics

Primary field (CPC G)

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

G01Cprimary

G01CMeasuring distances, levels or bearings31%

A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons23%

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing8%

B62JCycle saddles or seats8%

B62KCycles8%

G02BOptical elements, systems or apparatus8%

G06FElectric digital data processing8%

G06VImage or video recognition or understanding8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1985–1995Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (5)· patent assignee history

1985–1995Based in Osaka, JP· patent location history

1987–1989Patents assigned to AGENCY IND SCIENCE TECHN (2)· patent assignee history

1987–1989Patents assigned to MITI MINI INT TRADE & IND (2)· patent assignee history

1987–1989Based in Suita, JP· patent location history

2012–2015Patents assigned to OOKA AKIHIRO (2)· patent assignee history

2012–2015Patents assigned to TANREN CO LTD (2)· patent assignee history

2012Based in Shiga, JP· patent location history

2015Based in Takashima-shi, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO ELECTRIC INDUSTRIES	5	1985–1995
AGENCY IND SCIENCE TECHN	2	1987–1989
MITI MINI INT TRADE & IND	2	1987–1989
OOKA AKIHIROself	2	2012–2015
TANREN CO LTD	2	2012–2015

Locations