Inventor

GRIFFITHS JOHN B

2 patents

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

HEALTH LAB SERVICE BOARD

1 patent

US4780412AOct 25, 1988

Fibrinolytic enzymes produced from established non-cancerous cell lines

HEALTH LAB SERVICE BOARD3 citations53

GRIFFITHS JOHN B

1 patent

US4228736AOct 21, 1980

Printing apparatus

GRIFFITHS JOHN B5 citations48