Tohkem Products Corp.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Titanium dioxide reduced in volatile water content, process for pro...
- Patent number 6,126,915
- Issue date Oct 3, 2000
- Tohkem Products Corporation
- Makoto Tunashima
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing titanium dioxide pigment for photograph and p...
- Patent number 5,264,033
- Issue date Nov 23, 1993
- Mitsubishi Paper Mills Ltd.
- Touru Noda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE