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Northrop Grumman Innovation Systems LLC

Northrop G

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US5870181A	Acoustic optical scanning of linear detector array for lase…	Expired / Lapsed	1997-10-28	1999-02-09	15	Details
US4866454A	Multi-spectral imaging system	Expired / Lapsed	1987-03-04	1989-09-12	10	Details
US4074281A	Method and appartus for making hard copy records of curves …	Expired / Lapsed	1976-08-26	1978-02-14	11	Details
US3845461A	Intrusion detection system	Expired / Lapsed	1973-06-25	1974-10-29	9	Details