§
Luxuse
Patent Intelligence
Sign In
← Back to Companies

Nokia Bell Labs

Nokia Bell
Active Patents
0
Total Holdings
3

Patent Holdings

Filter in Explorer →
Patent No. Title Status Filing Date Grant Date Claims Actions
US4723316A Polarization independent coherent optical heterodyne receiv… Expired / Lapsed 1986-05-08 1988-02-02 6 Details
US4622672A Self-stabilized semiconductor lasers Expired / Lapsed 1984-01-20 1986-11-11 13 Details
US4545043A Announcement system message playback arrangement Expired / Lapsed 1982-05-21 1985-10-01 16 Details