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Inventor

Hidetoshi Hongu

Inventor
Yokohama, JP

Overview

2→
Patents
1998–2001
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus67%
F02PIgnition, other than compression ignition, for internal-combustion engines33%
PatentTitleYear
6,190,057'Optical fiber ribbon fusion splicing apparatus'20015,777,867'Electric discharge method and apparatus'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to SUITOMO ELECTRIC IND LTD (1)· patent assignee history
1998Patents assigned to SUMIDEN OPCOM LTD (1)· patent assignee history
1998–2001Based in Yokohama, JP· patent location history
2001Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUITOMO ELECTRIC IND LTD11998
SUMIDEN OPCOM LTD11998
SUMITOMO ELECTRIC INDUSTRIES12001
Locations
LocationPatentsSpan
Yokohama, JP21998–2001