Toshihiko Nishitsuji

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Shimonoseki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for purifying nitrogen trifluoride gas
- Patent number 4,980,144
- Issue date Dec 25, 1990
- Mitsui Toatsu Chemicals, Inc.
- Nobuhiko Koto
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of liquefying and condensing nitrogen trifluoride and a meth...
- Patent number 4,975,259
- Issue date Dec 4, 1990
- Mitsui Toatsu Chemicals, Inc.
- Hiroyuki Hyakutake
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for preparing gaseous metallic fluoride
- Patent number 4,960,581
- Issue date Oct 2, 1990
- Mitsui Toatsu Chemicals, Inc.
- Isao Harada
- C01 - INORGANIC CHEMISTRY