← Back to Companies

Northrop Grumman Corp

Northrop G

Active Patents

0

Total Holdings

5

Patent Holdings

Filter in Explorer →

Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3088033A	Automatic multiple grid scanning tracker	Expired / Lapsed	1953-08-31	1963-04-30	2	Details
US2841328A	Digital differential analyzer	Expired / Lapsed	1950-03-06	1958-07-01	0	Details
US2744420A	Cable slack compensator	Expired / Lapsed	1952-07-11	1956-05-08	0	Details
US2618760A	Glow tube anode construction	Expired / Lapsed	1950-11-06	1952-11-18	0	Details
US2412647A	Aircraft	Expired / Lapsed	1944-08-08	1946-12-17	0	Details