← Back to Companies

Charles Stark Draper Laboratory Inc

Charles St

Active Patents

0

Total Holdings

5

Patent Holdings

Filter in Explorer →

Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US4495988A	Controlled heat exchanger system	Expired / Lapsed	1982-04-09	1985-01-29	2	Details
US4461178A	Ultrasonic aircraft ice detector using flexural waves	Expired / Lapsed	1982-04-02	1984-07-24	23	Details
US4203071A	Pseudo-random-number-code-detection and tracking system	Expired / Lapsed	1978-08-08	1980-05-13	19	Details
US4144574A	Multi-axis position determining system	Expired / Lapsed	1977-10-14	1979-03-13	23	Details
US3936762A	Digital phase-lock loop systems for phase processing of sig…	Expired / Lapsed	1974-06-17	1976-02-03	28	Details