Keiko Fukamachi

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Mitaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Calcium-phosphate type hydroxyapatite
- Patent number 5,217,699
- Issue date Jun 8, 1993
- Toa Nenryo Kogyo Kabushiki Kaisha
- Nobuaki Tagaya
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Calcium-phosphate type hydroxyapatite for chromatographic separatio...
- Patent number 5,082,566
- Issue date Jan 21, 1992
- Toa Nenryo Kogyo Kabushiki Kaisha
- Nobuaki Tagaya
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Assemblage of hydroxyl apatite particles and liquid chromatography...
- Patent number 5,037,543
- Issue date Aug 6, 1991
- Toa Nenryo Kogyo K.K.
- Tsugio Maejima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Calcium-phosphate type hydroxyapatite and process for producing same
- Patent number 4,794,171
- Issue date Dec 27, 1988
- Toa Nenryo Kogyo Kabushiki Kaisha
- Nobuaki Tagaya
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Calcium-phosphate type hydroxyapatite for chromatographic separatio...
- Patent number 4,781,904
- Issue date Nov 1, 1988
- Tao Nenryo Kogyo Kabushiki Kaisha
- Nobuaki Tagaya
- C01 - INORGANIC CHEMISTRY