Inventor

Sadao Uchikawa

Inventor

Katsuta, JP

Overview

1980–2006

Patent span

Physics

Primary field (CPC G)

Patents· 23 as inventor

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

G21Cprimary

G21CNuclear reactors42%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution42%

G01NInvestigating or analysing materials by determining their chemical or physical properties4%

G06TImage data processing or generation, in general4%

G06VImage or video recognition or understanding4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

PatentTitleYear

7,031,424'CT apparatus, CT imaging method and method of providing service using the same'2006 6,909,768'CT apparatus, CT imaging method and method of providing service using the same'2005 5,207,979'Nuclear fuel assemblies and reactor cores including them'1993 5,202,085'Fuel assembly and reactor core'1993 5,167,911'Fuel assembly and boiling water reactor'1992 5,145,635'Fuel assembly and nuclear reactor'1992 5,008,070'Fuel assembly'1991 4,926,450'Fuel assembly'1990 4,876,062'Fuel assembly'1989 4,851,181'Light water moderation type nuclear reactor'1989 4,832,906'Fuel assembly'1989 4,826,654'Fuel assembly'1989 4,789,520'Fuel assembly and nuclear reactor'1988 4,695,425'Fuel assembly'1987 4,652,427'Fuel assembly'1987 4,632,803'Operating method of boiling water reactor'1986 4,587,078'Initial charge core of fast breeder and method of charging the core with fuel'1986 4,378,329'Nuclear reactor core construction'1983 4,368,171'Method of controlling operation of nuclear reactor'1983 4,292,128'Boiling water type nuclear reactor'1981 4,248,667'Method of operating nuclear reactors'1981 4,244,784'Construction of nuclear reactor core'1981 4,229,258'Fuel assembly'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2006Patents assigned to HITACHI LTD (23)· patent assignee history

1980–1981Based in Kawasaki, JP· patent location history

1981–1983Based in Hitachi, JP· patent location history

1986–1993Based in Katsuta, JP· patent location history

2005–2006Based in Tokai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	23	1980–2006

Locations

Location	Patents	Span
Katsuta, JP	15	1986–1993
Hitachi, JP	4	1981–1983
Tokai, JP	2	2005–2006
Kawasaki, JP	2	1980–1981