P

Inventor

NIELSEN RICHARD B

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

GREFCO

5 patents

FLUOR TECH CORP

4 patents

MAK JOHN

2 patents

FLUOR CORP

1 patent

GEN REFRACTORIES CO

1 patent

KISTER HENRY

1 patent