Inventor
LOENNQVIST JAN
FI3 patents
⚠️ This page may combine multiple inventors who share the name “LOENNQVIST JAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VAISALA OY
2 patentsUS5880836AMar 9, 1999
Apparatus and method for measuring visibility and present weather
VAISALA OY46 citations88
US5504577AApr 2, 1996
Method and apparatus for measuring meteorological visibility and scattering of light, said apparatus utilizing common optics for transmission and reception
VAISALA OY20 citations88