Inventor · disambiguated record
Sadao Nakai
Also filed as: NAKAI SADAO
8 granted patents·3 pending applications·114 citations·filing 1989–2005
87Inventor score
Files withHAMAMATSU PHOTONICS KK2JAPAN RES DEV CORP2COSMO OIL CO LTD1KAWASHIMA TOSHIYUKI1KURIMOTO LTD1
Top patents by PatentIndex Score
11 records- 0168US5872804ASolid-state laser amplifierHAMAMATSU PHOTONICS KK·Filed 1997·Granted Feb 16, 1999·35 cites·3 claims
- 0264US6296784B1Cesium-lithium-borate crystal and its application to frequency conversion of laser lightJAPAN RES DEV CORP·Filed 1995·Granted Oct 2, 2001·12 cites·20 claims
- 0359US7198738B2Cesium-lithium-borate crystal and its application to frequency conversion of laser lightJAPAN RES DEV CORP·Filed 2005·Granted Apr 3, 2007·0 cites·9 claims
- 0459US5465178AFocusing optical system for semiconductor lasersOLYMPUS OPTICAL CO·Filed 1993·Granted Nov 7, 1995·22 cites·7 claims
- 0552US4929847ARapid determination of sludge content and device thereforCOSMO OIL CO LTD·Filed 1989·Granted May 29, 1990·16 cites·10 claims
- 0645US7502396B2Solid-state laser apparatusHAMAMATSU PHOTONICS KK·Filed 2004·Granted Mar 10, 2009·1 cites·5 claims
- 0745US5587793ABirefringence distribution measuring methodNAKAI SADAO·Filed 1995·Granted Dec 24, 1996·18 cites·3 claims
- 0843US5582629ATreatment process of sponge titanium powderKURIMOTO LTD·Filed 1995·Granted Dec 10, 1996·10 cites·1 claims
- 0943US2002000541A1Cesium-lithium-borate crystal and its application to frequency conversion of laser lightFiled 2001·Application pending·0 cites
- 1040US2003030039A1Cesium-lithium-borate crystal and its application to frequency conversion of laser lightFiled 2002·Application pending·0 cites
- 1137US2007189346A1Solid-state laser apparatusKAWASHIMA TOSHIYUKI·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →