Derniers inventions, produits et services
|
2007
|
Invention
|
Silicate base luminescent materials having multiple emission peaks, processes for preparing the s... |
|
|
Invention
|
Silicate phosphor and its manufacture method as well as light-emitting device using the same. 5; ... |
|
|
Invention
|
Silicate-containing luminescent material,its making method and the light-emitting device using th... |
|
2006
|
Invention
|
Long afterglow luminescent material and its manufacturing method. 5: xEu.yLn, wherein M is/are se... |
|
|
Invention
|
Long-afterglow luminescent material and its preparation method. Long-afterglow luminescent materi... |
|
