Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240659 | Process for producing shaped article of oriented calcium phosphate type compound | Takeshi Ichitsuka, Masaya Sumita, Akihiko Yokoo | 1993-08-31 |
| 5217699 | Calcium-phosphate type hydroxyapatite | Nobuaki Tagaya, Hideyuki Kuwakara, Takao Hashimoto, Noriko Komatsu, Keiko Fukamachi +2 more | 1993-06-08 |
| 5158756 | Porous particles of calcium phosphate compound and production process thereof | Akihiko Yokoo, Kazuhiro Naganuma, Satoshi Fujinuma, Katsumi Kawamura | 1992-10-27 |
| 5134009 | Shaped article of oriented calcium phosphate type compounds, sinter thereof and processes for producing same | Takeshi Ichitsuka, Masaya Sumita, Akihiko Yokoo | 1992-07-28 |
| 5089195 | Method for producing calcium phosphate-based material | Takeshi Ichitsuka, Yasuhiko Hirayama | 1992-02-18 |
| 5082566 | Calcium-phosphate type hydroxyapatite for chromatographic separation and process for producing same | Nobuaki Tagaya, Hideyuki Kuwahara, Takao Hashimoto, Noriko Komatsu, Keiko Fukamachi +2 more | 1992-01-21 |
| 5064436 | Bone prosthetic material | Makoto Ogiso, Takeshi Ichitsuka, Masahide Inoue | 1991-11-12 |
| 5039408 | Packing material for liquid chromatography | Takeshi Ichitsuka, Masaya Sumita, Akihiko Yokoo, Katsumi Kawamura | 1991-08-13 |
| 5030611 | Porous ceramics material | Satoshi Fujinuma, Katsumi Kawamura | 1991-07-09 |
| 5017518 | Process for producing calcium phosphate ceramics having porous surface | Yasuhiko Hirayama, Satoshi Ojima | 1991-05-21 |
| 4957674 | Method for producing calcium phosphate-based material | Takeshi Ichitsuka, Yasuhiko Hirayama | 1990-09-18 |
| 4952323 | B2 microglobulin adsorbent | Nobuo Nakabayashi, Shozo Koshikawa | 1990-08-28 |
| 4781904 | Calcium-phosphate type hydroxyapatite for chromatographic separation and process for producing same | Nobuaki Tagaya, Hideyuki Kuwahara, Takao Hashimoto, Noriko Komatsu, Keiko Fukamachi +2 more | 1988-11-01 |