IP Library › Granted Patent US 6,501,967
Granted Patent Utility
US 6,501,967 · App. 08/803,355

Defining of a telephone's ringing tone

Inventors: Jarmo Makela, Heikki Särkkä, Sakari Pelkonen, Juha Sippola, Jani Leppälammi
Patented Case View Patent ↗
Granted: Dec 31, 2002 Filed: Feb 20, 1997
Inventors
Jarmo Makela
Heikki Särkkä
Sakari Pelkonen
Juha Sippola
Jani Leppälammi
Assignee (at issue)
Nokia Mobile Phones Ltd.

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Quick Facts
Patent No.
US 6,501,967
App. No.
08/803,355
Filed
1997-02-20
Granted
2002-12-31
Kind
B1