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Inventor

Kazuhiko Terao

Inventor
Nagano, JP

Overview

6→
Patents
1980–1996
Patent span
Performing operations
Primary field (CPC B)

Patents· 6 as inventor

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

B24Bprimary
B24BMachines, devices, or processes for grinding or polishing25%
G02BOptical elements, systems or apparatus17%
H10NElectric solid-state devices not otherwise provided for17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
Y10TTechnical subjects covered by former us classification17%
B01DSeparation8%
PatentTitleYear
5,559,916'Method for manufacturing optical fiber assembly with polished end-face, an end face polishing apparatus, and a method for examining the end point of end-face polishing process of optical fiber'19965,463,709'End-face polished ferrule and its method of manufacture'19955,245,684'Optical fiber assembly, method of manufacturing the same and optical fiber assembly connection using the same'19934,456,531'Filter and a manufacturing method therefor'19844,285,120'Superconductor covered with reinforced aluminum matrix and method for manufacture thereof'19814,200,767'Superconductor covered with reinforced aluminum matrix'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to AGENCY IND SCIENCE TECHN (1)· patent assignee history
1980–1993Based in Komoro, JP· patent location history
1981Patents assigned to KOYAMA KENICHI (1)· patent assignee history
1981Patents assigned to NOMURA HAREHIKO (1)· patent assignee history
1981–1996Based in Nagano, JP· patent location history
1984–1996Patents assigned to TOTOKU ELECTRIC (4)· patent assignee history
1995–1996Patents assigned to EMIT SEIKO CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOTOKU ELECTRIC41984–1996
EMIT SEIKO CO LTD21995–1996
AGENCY IND SCIENCE TECHN11980
KOYAMA KENICHI11981
NOMURA HAREHIKO11981
Locations
LocationPatentsSpan
Nagano, JP31981–1996
Komoro, JP31980–1993