JF

John Petter Fjeldstad

HA Holotech A.S.: 6 patents #1 of 17Top 6%
📍 Sandefjord, NO: #15 of 129 inventorsTop 15%
Overall (All Time): #874,922 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6998195 Device for registration of optical holograms on the amorphous molecular semiconductor films Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky, Leonid Ivanovich Kostenko +3 more 2006-02-14
6998197 Device for registration of optical holograms on the amorphous molecular semiconductor films Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky, Leonid Ivanovich Kostenko +3 more 2006-02-14
6765677 Method and device for non-destructive real-time measurements of residual stresses in planar and non-planar objects Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Galina Ivanovna Tkachuk, Sergey G. Andrushchenko +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 Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky, Sergey G. Andrushchenko +4 more 2003-09-30
6558851 Optical medium for registration of holographic interferograms Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky, Dmitriy Demyanovich Mysyk +2 more 2003-05-06
6522409 Method and device for non-destructive inspection of objects by means of optical holographic interferometry Irina Evgenievna Fjeldstad, Leonid Mikhailovich Lobanov, Vjacheslav Avtonomovich Pivtorak, Nikolay Georgievich Kuvshinsky, Galina Ivanovna Tkachuk +4 more 2003-02-18