Junichi Koyama

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fuel assembly
- Patent number 6,735,267
- Issue date May 11, 2004
- Hitachi, Ltd.
- Akihito Orii
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel assembly and reactor core and fuel spacer and channel box
- Patent number 6,516,043
- Issue date Feb 4, 2003
- Hitachi, Ltd.
- Masao Chaki
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method of operating reactor
- Patent number 6,504,889
- Issue date Jan 7, 2003
- Hitachi, Ltd.
- Kenmi Narita
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel assembly
- Patent number 6,335,956
- Issue date Jan 1, 2002
- Hitachi, Ltd.
- Junichi Koyama
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Initial loading core
- Patent number 6,141,396
- Issue date Oct 31, 2000
- Hitachi, Ltd.
- Akiko Kanda
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel assembly
- Patent number 6,061,416
- Issue date May 9, 2000
- Hitachi, Ltd.
- Junichi Koyama
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Initial core
- Patent number 6,005,905
- Issue date Dec 21, 1999
- Hitachi, Ltd.
- Akihiro Yamanaka
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Initial core of nuclear power plant
- Patent number 5,631,939
- Issue date May 20, 1997
- Hitachi, Ltd.
- Hiroko Haraguchi
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Boiling water type thermal neutron reactor and its operating method
- Patent number 5,519,739
- Issue date May 21, 1996
- Hitachi, Ltd.
- Ryoji Masumi
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel assembly and reactor core
- Patent number 5,422,922
- Issue date Jun 6, 1995
- Hitachi, Ltd.
- Ryoji Masumi
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Nuclear fuel assemblies and reactor cores including them
- Patent number 5,207,979
- Issue date May 4, 1993
- Hitachi, Ltd.
- Junichi Koyama
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Nuclear fuel assembly and nuclear reactor core containing said asse...
- Patent number 5,176,877
- Issue date Jan 5, 1993
- Hitachi, Ltd.
- Akinobu Nakajima
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Core loading strategy
- Patent number 5,093,070
- Issue date Mar 3, 1992
- Hitachi, Ltd.
- Junichi Koyama
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Fuel assembly
- Patent number 5,008,070
- Issue date Apr 16, 1991
- Hitachi, Ltd.
- Motoo Aoyama
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Reactor core in a nuclear reactor and initial core in a nuclear rea...
- Patent number 4,914,678
- Issue date Apr 3, 1990
- Hitachi, Ltd.
- Junichi Koyama
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Modified powder or particulate material
- Patent number 4,882,225
- Issue date Nov 21, 1989
- Shiseido Company Ltd.
- Hiroshi Fukui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Modified powder
- Patent number 4,818,614
- Issue date Apr 4, 1989
- Shiseido Company Ltd.
- Hiroshi Fukui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cosmetic compositions containing modified powder or particulate mat...
- Patent number 4,801,445
- Issue date Jan 31, 1989
- Shiseido Company Ltd.
- Hiroshi Fukui
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Packing material for liquid chromatography
- Patent number 4,743,377
- Issue date May 10, 1988
- Shiseido Company Ltd.
- Yutaka Ohtsu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Fuel assembly
- Publication number 20030123601
- Publication date Jul 3, 2003
- Hitachi, Ltd
- Akihito Orii
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Junichi Koyama

Person

Patents Grantslast 30 patents

Fuel assembly

Fuel assembly and reactor core and fuel spacer and channel box

Method of operating reactor

Fuel assembly

Initial loading core

Fuel assembly

Initial core

Initial core of nuclear power plant

Boiling water type thermal neutron reactor and its operating method

Fuel assembly and reactor core

Nuclear fuel assemblies and reactor cores including them

Nuclear fuel assembly and nuclear reactor core containing said asse...

Core loading strategy

Fuel assembly

Reactor core in a nuclear reactor and initial core in a nuclear rea...

Modified powder or particulate material

Modified powder

Cosmetic compositions containing modified powder or particulate mat...

Packing material for liquid chromatography

Patents Applicationslast 30 patents

Fuel assembly