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Inventor

Katsuyuki Okada

Inventor
Tsukuba, JP

Overview

8→
Patents
1994–2011
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general18%
G01BMeasuring length, thickness or similar linear dimensions18%
H01JElectric discharge tubes or discharge lamps18%
C09KMaterials for miscellaneous applications, not provided for elsewhere9%
C23CCoating metallic material9%
F16LPipes9%
G06FElectric digital data processing9%
G06TImage data processing or generation, in general9%
PatentTitleYear
7,947,243'Boron nitride thin-film emitter and production method thereof, and electron emitting method using boron nitride thin-film emitter'20117,759,662'Field electron emission element, a method of manufacturing the same and a field electron emission method using such an element as well as an emission/display device employing such a field electron emission element and a method of manufacturing the same'20107,419,572'Sp3 bond boron nitride emitting light in ultraviolet region, its producing method, and functional material using same'20086,151,893'Flexible tube for automobile exhaust systems'20005,817,991'Connecting structure for connecting holding bracket to muffler'19985,650,853'Vibration-resistant interferometer'19975,594,878'Bus interface structure and system for controlling the bus interface structure'19975,343,410'Method for divisional measurement of object surface, and method for joining object surface sub-areas measured by same'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1997Patents assigned to FUJI PHOTO OPTICAL CO LTD (2)· patent assignee history
1994–2000Based in Tokyo, JP· patent location history
1997Patents assigned to FUJITSU LTD (1)· patent assignee history
1997Patents assigned to HONDA TOSHIO (1)· patent assignee history
1997Based in Chiba, JP· patent location history
1997Based in Tokorozawa, JP· patent location history
1998–2000Patents assigned to CALSONIC CORP (2)· patent assignee history
1998Based in Bedlington, GB· patent location history
2008–2011Patents assigned to NAT INST FOR MATERIALS SCIENCE (3)· patent assignee history
2008–2011Based in Tsukuba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAT INST FOR MATERIALS SCIENCE32008–2011
CALSONIC CORP21998–2000
FUJI PHOTO OPTICAL CO LTD21994–1997
FUJITSU LTD11997
HONDA TOSHIO11997
Locations
LocationPatentsSpan
Tsukuba, JP32008–2011
Tokyo, JP21994–2000
Bedlington, GB11998
Chiba, JP11997
Tokorozawa, JP11997