Inventor · disambiguated record
Osamu Kamatani
Also filed as: KAMATANI OSAMU
3 granted patents·2 pending applications·100 citations·filing 1995–2020
75Inventor score
Files withNIPPON TELEGRAPH & TELEPHONE5
Top patents by PatentIndex Score
5 records- 0171US6587242B1Optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 1999·Granted Jul 1, 2003·48 cites·29 claims
- 0253US5706113APhase lock loop circuit using optical correlation detectionNIPPON TELEGRAPH & TELEPHONE·Filed 1996·Granted Jan 6, 1998·28 cites·7 claims
- 0349US5574588APhase lock loop circuit using optical correlation detectionNIPPON TELEGRAPH & TELEPHONE·Filed 1995·Granted Nov 12, 1996·24 cites·15 claims
- 0437US2022261448A1Information recommendation device, information recommendation system, information recommendation method and information recommendation programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 0535US2023214413A1Information recommendation system, information search device, information recommendation method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →