Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5132506 | Vacuum evaporation apparatus and method for making vacuum evaporated sheet | Hidenobu Shintaku, Isamu Inoue, Ryutarou Akutagawa, Shigeo Suzuki, Hirozo Takegawa | 1992-07-21 |
| 5098742 | Method for supplying vacuum evaporation material | Isamu Inoue, Hirozo Takegawa, Ryutarou Akutagawa, Hidenobu Shintaku | 1992-03-24 |