RF

Richard A. Fotland

DM Dennison Manufacturing: 13 patents #3 of 152Top 2%
HP HP: 12 patents #1,325 of 16,619Top 8%
DS Delphax Systems: 2 patents #13 of 47Top 30%
📍 Franklin, MA: #18 of 420 inventorsTop 5%
🗺 Massachusetts: #2,507 of 88,656 inventorsTop 3%
Overall (All Time): #103,191 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
4518468 Process for making electrostatic imaging surface Leo A. Beaudet 1985-05-21
4476387 Corona charging apparatus Harold W. Cobb 1984-10-09
4409604 Electrostatic imaging device 1983-10-11
4408214 Thermally regulated ion generation Leo A. Beaudet 1983-10-04
4379969 Corona charging apparatus Harold W. Cobb 1983-04-12
4365549 Electrostatic transfer printing Jeffrey J. Carrish 1982-12-28
4282297 Charge transfer imaging 1981-08-04
4267556 Electrostatic transfer printing employing ion emitting print head Jeffrey J. Carrish 1981-05-12
4195927 Double transfer electrophotography Jeffrey J. Carrish 1980-04-01