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Inventor

Minoru Obara

Inventor
Tokyo, JP

Overview

2→
Patents
1982–2007
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

C04Bprimary
C04BLime, magnesia25%
G02BOptical elements, systems or apparatus25%
H01GCapacitors25%
H03KPulse technique25%
PatentTitleYear
7,257,294'Method for processing transparent material, apparatus for processing the same and optical function device'20074,363,088'Electric power source units'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to TDK ELECTRONICS CO LTD (1)· patent assignee history
1982Based in Kawasaki, JP· patent location history
2007Patents assigned to UNIV KEIO (1)· patent assignee history
2007Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TDK ELECTRONICS CO LTD11982
UNIV KEIO12007
Locations
LocationPatentsSpan
Tokyo, JP12007
Kawasaki, JP11982