Toshio Sawa

Person

Hitachi-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Absorption refrigerator
- Patent number 5,463,880
- Issue date Nov 7, 1995
- Hitachi, Ltd.
- Yoshitaka Nishino
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Water quality control method and device for nuclear power plant, an...
- Patent number 5,398,269
- Issue date Mar 14, 1995
- Hitachi, Ltd.
- Makoto Nagase
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method of operating BWR plant, BWR plant and metal element injectin...
- Patent number 5,377,245
- Issue date Dec 27, 1994
- Hitachi, Ltd.
- Naohito Uetake
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Radioactive waste liquid treatment apparatus
- Patent number 5,158,674
- Issue date Oct 27, 1992
- Makoto Kikuchi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Waste water concentrator and waste water disposal plant
- Patent number 5,028,298
- Issue date Jul 2, 1991
- Hitachi, Ltd.
- Tsutomu Baba
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Radioactivity reduction method of a nuclear power plant and a nucle...
- Patent number 4,927,598
- Issue date May 22, 1990
- Hitachi, Ltd.
- Yoshitaka Nishino
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method of inhibiting radioactive substances from eluting into cooli...
- Patent number 4,894,202
- Issue date Jan 16, 1990
- Hitachi, Ltd.
- Makoto Nagase
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Apparatus for treatment of sewage
- Patent number 4,294,697
- Issue date Oct 13, 1981
- Hitachi, Ltd.
- Toshio Sawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for treatment of sewage
- Patent number 4,280,886
- Issue date Jul 28, 1981
- Hitachi, Ltd.
- Toshio Sawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of treatment of waste water containing sulfur compounds
- Patent number 4,154,673
- Issue date May 15, 1979
- Hitachi, Ltd.
- Kouji Otani
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Toshio Sawa

Person

Patents Grantslast 30 patents

Absorption refrigerator

Water quality control method and device for nuclear power plant, an...

Method of operating BWR plant, BWR plant and metal element injectin...

Radioactive waste liquid treatment apparatus

Waste water concentrator and waste water disposal plant

Radioactivity reduction method of a nuclear power plant and a nucle...

Method of inhibiting radioactive substances from eluting into cooli...

Apparatus for treatment of sewage

Method for treatment of sewage

Method of treatment of waste water containing sulfur compounds