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Inventor

Katsunori Oka

Inventor
Iwata, JP

Overview

3→
Patents
1991–1992
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B63Bprimary
B63BShips or other waterborne vessels33%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for17%
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
G11BInformation storage based on relative movement between record carrier and transducer17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
5,130,555'Tape crease inspecting method and apparatus having a stripe shaped pattern reflection plate'19925,097,789'Battery arrangement for small watercraft'19925,048,450'Seat latch for watercraft'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1992Patents assigned to YAMAHA MOTOR CO LTD (2)· patent assignee history
1991–1992Based in Iwata, JP· patent location history
1992Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
1992Based in Daitou, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YAMAHA MOTOR CO LTD21991–1992
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11992
Locations
LocationPatentsSpan
Iwata, JP21991–1992
Daitou, JP11992