Inventor · disambiguated record

Joaquim Ferreira Martins-Filho

Also filed as: MARTINS-FILHO JOAQUIM FERREIRA

1 granted patent·9 citations·filing 2003–2003

31Inventor score

Technology areasH01S

Files withERICSSON TELEFON AB L M1

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1 record

0159US7113328B2Dual-wavelength pumped thulium-doped optical fiber amplifierERICSSON TELEFON AB L M·Filed 2003·Granted Sep 26, 2006·9 cites·25 claims

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Joaquim Ferreira Martins-Filho — Patent Inventor | PatentIndex