Inventor

Kiyohisa Terai

Inventor

Yokohama, JP

Overview

11→

Patents

1990–2004

Patent span

Electricity

Primary field (CPC H)

Patents· 11 as inventor

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

H01Sprimary

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light33%

G01RMeasuring electric variables27%

E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof7%

G02BOptical elements, systems or apparatus7%

G09GArrangements or circuits for control of indicating devices using static means to present variable information7%

H01HElectric switches7%

H01JElectric discharge tubes or discharge lamps7%

H05HPlasma technique7%

PatentTitleYear

6,831,749'Sagnac interferometer current sensor'2004 6,611,099'Plasma display panel using Xe discharge gas'2003 6,281,672'Optical current transformer'2001 5,933,238'Optical current measurement device and method of manufacturing it'1999 5,915,059'Optical fiber cable and a method for manufacturing the same'1999 5,844,410'Device for optically measuring physical quantity in power equipment and method of manufacturing the same'1998 5,454,003'Gas laser oscillator'1995 5,408,490'Gas laser device'1995 5,295,149'Gas laser device'1994 4,956,848'Electrodes for gas apparatus and method of making the same'1990 4,956,847'Electrodes for a gas laser apparatus and method of making the same'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2003Patents assigned to TOSHIBA KK (10)· patent assignee history

1990–2003Based in Yokohama, JP· patent location history

1994–2004Based in Kanagawa, JP· patent location history

2004Patents assigned to JAPAN AVIATION ELECTRON (1)· patent assignee history

2004Patents assigned to TOKYO SHIBAURA ELECTRIC CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	10	1990–2003
JAPAN AVIATION ELECTRON	1	2004
TOKYO SHIBAURA ELECTRIC CO	1	2004

Locations

Location	Patents	Span
Yokohama, JP	7	1990–2003
Kanagawa, JP	4	1994–2004