P

Inventor

VISSER FREDERIK

NL9 patents
⚠️ This page may combine multiple inventors who share the name “VISSER FREDERIK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KONINKL PHILIPS ELECTRONICS NV

6 patents

SPRINGORUM RUDOLF THEODOOR

1 patent

KRAMER ALETTA J W

1 patent

GEERTS-OSSEVOORT LIESBETH

1 patent