Akiniko Ohi

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for cleaning exhaust gas
- Patent number 5,108,977
- Issue date Apr 28, 1992
- Kabushiki Kaisha Riken
- Kiyohide Yoshida
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL