Naomi Yoshida

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Patents Grantslast 30 patents

Information Patent Grant
Exhaust emission control catalyst element, catalyst structure, prod...
- Patent number 6,833,117
- Issue date Dec 21, 2004
- Babcock-Hitachi Kabushiki Kaisha
- Yasuyoshi Kato
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Process for producing a denitration catalyst
- Patent number 5,294,584
- Issue date Mar 15, 1994
- Babcock-Hitachi Kabushiki Kaisha
- Naomi Yoshida
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for reducing nitrogen oxides and process for making the ca...
- Patent number 5,155,083
- Issue date Oct 13, 1992
- Babcock-Hitachi Kabushiki Kaisha
- Naomi Yoshida
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for removing nitrogen oxides and a process for producing t...
- Patent number 5,059,576
- Issue date Oct 22, 1991
- Babcock-Hitachi Kabushiki Kaisha
- Yasuyoshi Kato
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL