EG

Erich A. Greenebaum

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
RI Ridefilm: 1 patents #2 of 7Top 30%
📍 Great Barrington, MA: #13 of 27 inventorsTop 50%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,216,956 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6431989 Ride simulation system Atsushi Katayama, Nobuhiko Matsukuma, Yoshihiro Iwama, Atsuhiko Nishikawa, Douglas Trumbull +4 more 2002-08-13
5795228 Interactive computer-based entertainment system Douglas Trumbull, Marty Behrens 1998-08-18