Sunao Nakamura

Follow

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Structure of gasified and melting furnace
- Patent number 6,159,428
- Issue date Dec 12, 2000
- NKK Corporation
- Yuichi Yamakawa
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Gas heating apparatus with dual burners
- Patent number 5,749,720
- Issue date May 12, 1998
- NKK Corporation
- Seiji Fukuda
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Combustion apparatus having heat-recirculating function
- Patent number 5,375,997
- Issue date Dec 27, 1994
- NKK Corporation
- Sunao Nakamura
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Combustion apparatus having heat-recirculation function
- Patent number 5,375,996
- Issue date Dec 27, 1994
- NKK Corporation
- Sunao Nakamura
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Surface combustion burner
- Patent number 5,224,856
- Issue date Jul 6, 1993
- Nippon Kokan Kabushiki Kaisha
- Sunao Nakamura
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Surface combustion burner
- Patent number 5,161,965
- Issue date Nov 10, 1992
- Nippon Kokan Kabushiki Kaisha
- Sunao Nakamura
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES