Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6998195 | Device for registration of optical holograms on the amorphous molecular semiconductor films | John Petter Fjeldstad, Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky +3 more | 2006-02-14 |
| 6998197 | Device for registration of optical holograms on the amorphous molecular semiconductor films | John Petter Fjeldstad, Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky +3 more | 2006-02-14 |
| 6765677 | Method and device for non-destructive real-time measurements of residual stresses in planar and non-planar objects | John Petter Fjeldstad, Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Galina Ivanovna Tkachuk +4 more | 2004-07-20 |
| 6628399 | Method and device real time non-destructive determination of residual stresses in objects by the optical holographic interferometry technique | John Petter Fjeldstad, Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky +4 more | 2003-09-30 |
| 6522409 | Method and device for non-destructive inspection of objects by means of optical holographic interferometry | John Petter Fjeldstad, Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky +4 more | 2003-02-18 |