Helmut Zehetner

📍 Deutsch-Wagram, AT: #5 of 23 inventorsTop 25%

Overall (All Time): #1,606,448 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6799879	System for forming an image	—	2004-10-05
6061184	Attachment lens	—	2000-05-09
5970189	Optical element	—	1999-10-19