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Inventor

Yoshimasa Tsukamoto

Inventor
Kobe, JP

Overview

2→
Patents
1993
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.

B23Kprimary
B23KSoldering or unsoldering33%
G02BOptical elements, systems or apparatus33%
H02NElectric machines not otherwise provided for33%
PatentTitleYear
5,218,258'Ultrasonic motor and laser beam welding apparatus using the same'19935,177,808'Optical energy beam transmission path structure'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to MITSUBISHI HEAVY IND LTD (2)· patent assignee history
1993Patents assigned to MITSUBISHI CABLE IND LTD (1)· patent assignee history
1993Patents assigned to SHINSEI CORP (1)· patent assignee history
1993Based in Kobe, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI HEAVY IND LTD21993
MITSUBISHI CABLE IND LTD11993
SHINSEI CORP11993
Locations
LocationPatentsSpan
Kobe, JP21993