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Inventor

Sadao Kitazawa

Inventor
Toyota, JP

Overview

2→
Patents
1991–1997
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B22Cprimary
B22CFoundry moulding50%
G11BInformation storage based on relative movement between record carrier and transducer50%
PatentTitleYear
5,673,743'Method of molding complete core from base core and bonded core'19975,038,336'Cleaning device for optical pick-up lens'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to KITAZAWA SADAO (1)· patent assignee history
1991Based in Zushi-shi, JP· patent location history
1997Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history
1997Based in Toyota, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KITAZAWA SADAOself11991
TOYOTA MOTOR CO LTD11997
Locations
LocationPatentsSpan
Toyota, JP11997
Zushi-shi, JP11991