Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651816 | Cement, cement products, molding material, concrete member and a method of producing the same | Game Kankanamge Dinilprem Pushpalal, Masaki Hasegawa | 1997-07-29 |
| 5652036 | Information recording medium and method of manufacturing the same | — | 1997-07-29 |
| 5650463 | Carbon fiber-reinforced polimide resin composition | Masahiro Ohta, Akio Matsuyama, Eiji Senoue, Fumiaki Kuwano, Osamu Yasui | 1997-07-22 |
| 5614009 | Cement, cement products, molding material, a concrete member and a method of producing the same | Game Kankanamge Dinilprem Pushpalal, Masaki Hasegawa | 1997-03-25 |
| 5609680 | Cement, cement products, molding material, a concrete member and a method of producing the same | Game Kankanamge Dinilprem Pushpalal, Masaki Hasegawa | 1997-03-11 |