Masashi Kato

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Houjo, Daito-shi Osaka-fu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for manufacturing a square filler for water treatment
- Patent number 4,620,895
- Issue date Nov 4, 1986
- Masashi Kato
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Sewage treatment with nested short tube contact media
- Patent number 4,184,946
- Issue date Jan 22, 1980
- Masashi Kato
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE