WS

Walter Spengler

📍 Oberwil, CH: #25 of 141 inventorsTop 20%
Overall (All Time): #590,479 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5829355 Process and apparatus for electrostatic substance transfer 1998-11-03
D358875 Unit for removing dust from industrial equipment by substantially increasing air flow 1995-05-30
D355250 Combined spherical venturi blower head and ionizer for use in discharging static electricity 1995-02-07
4676190 Deflecting device for viscous coating material freely flowing in the form of a sheet 1987-06-30
4563977 Electrostatic coating plant 1986-01-14
4539908 Printing unit with an electrostatic printing aid comprising electrodes contained in a lid structure 1985-09-10
4528612 Apparatus for conditioning a space by gas ionization 1985-07-09
4477263 Apparatus and method for neutralizing static electric charges in sensitive manufacturing areas John Daniel Shaver, Claude G. Adkins 1984-10-16
4295178 Electrode arrangement with individually connectable and disconnectable electrodes 1981-10-13