JK

Johann J. Kerschgens

📍 Altdorf, CH: #8 of 38 inventorsTop 25%
Overall (All Time): #1,306,883 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4595838 Irradiation device — 1986-06-17
D282013 Hair-dryer — 1985-12-31
4560883 Method of and device for ultraviolet irradiation — 1985-12-24
4506454 Appliance for the treatment of hair and scalp — 1985-03-26