Inventor

INGVAST HAKAN

SE3 patents

⚠️ This page may combine multiple inventors who share the name “INGVAST HAKAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

(unassigned)

1 patent

US5775103AJul 7, 1998

Apparatus for purifying a fluid by vacuum treatment

29 citations86

INGVAST HAKAN

1 patent

US5317872AJun 7, 1994

Device for improvement of running condition in hydraulic system

INGVAST HAKAN24 citations84

HAEGGLUND & SOENER AB

1 patent

US4480723ANov 6, 1984

Marshalling yard retarder

HAEGGLUND & SOENER AB25 citations79