Inventor · disambiguated record
Darryl C. Ryan
Also filed as: RYAN DARRYL C
3 granted patents·132 citations·filing 1999–2005
75Inventor score
Files withNORTEL NETWORKS LTD3
Top patents by PatentIndex Score
3 records- 0189US6934248B1Apparatus and method for optical communication protectionNORTEL NETWORKS LTD·Filed 2000·Granted Aug 23, 2005·77 cites·48 claims
- 0275US7593322B2Apparatus and method for optical communication protectionNORTEL NETWORKS LTD·Filed 2005·Granted Sep 22, 2009·7 cites·44 claims
- 0374US6616350B1Method and apparatus for providing a more efficient use of the total bandwidth capacity in a synchronous optical networkNORTEL NETWORKS LTD·Filed 1999·Granted Sep 9, 2003·48 cites·36 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →