Assignee
SOKKIA CO LTD
JP·35 granted patents·1 pending application·739 citations·filing 1992–2008
Top patents by PatentIndex Score
36 records- 0194US7304729B2Survey systemSOKKIA CO LTD·Filed 2006·Granted Dec 4, 2007·57 cites·5 claims
- 0292US7446863B2Automatic collimation device for surveying apparatusSOKKIA CO LTD·Filed 2006·Granted Nov 4, 2008·44 cites·5 claims
- 0391US7321420B2Survey systemSOKKIA CO LTD·Filed 2006·Granted Jan 22, 2008·40 cites·6 claims
- 0490US7345748B2Survey system capable of remotely controlling a surveying instrumentSOKKIA CO LTD·Filed 2005·Granted Mar 18, 2008·56 cites·4 claims
- 0590US7339655B2Electric optical distance wavelength meterSOKKIA CO LTD·Filed 2005·Granted Mar 4, 2008·46 cites·8 claims
- 0689US7825367B2Rotary encoderSOKKIA CO LTD·Filed 2006·Granted Nov 2, 2010·17 cites·6 claims
- 0789USD371084SRange meter using a laser light waveSOKKIA CO LTD·Filed 1995·Granted Jun 25, 1996·59 cites·1 claims
- 0888US7336346B2Distance measuring device and method thereofSOKKIA CO LTD·Filed 2006·Granted Feb 26, 2008·44 cites·5 claims
- 0985US7492444B2Electric optical distance meterSOKKIA CO LTD·Filed 2008·Granted Feb 17, 2009·42 cites·3 claims
- 1082US7200945B2Surveying instrumentSOKKIA CO LTD·Filed 2005·Granted Apr 10, 2007·28 cites·4 claims
- 1168US6922899B2Rotary encoderSOKKIA CO LTD·Filed 2003·Granted Aug 2, 2005·12 cites·2 claims
- 1263US6960749B1Automatic focusing mechanism for mounting on measuring deviceSOKKIA CO LTD·Filed 2000·Granted Nov 1, 2005·8 cites·3 claims
- 1362USD383075SSurveying apparatus utilizing a laser beamSOKKIA CO LTD·Filed 1995·Granted Sep 2, 1997·16 cites·1 claims
- 1461USD375464SElectronic theodolite for distance measuringSOKKIA CO LTD·Filed 1995·Granted Nov 12, 1996·15 cites·1 claims
- 1559US6167629B1Electronic level and a leveling rod for use in combination with the sameSOKKIA CO LTD·Filed 1998·Granted Jan 2, 2001·28 cites·10 claims
- 1657US7361874B2Auto focusing mechanism of surveying instrumentSOKKIA CO LTD·Filed 2005·Granted Apr 22, 2008·2 cites·2 claims
- 1757USD367233SElectronic theodolite for distance measuringSOKKIA CO LTD·Filed 1995·Granted Feb 20, 1996·13 cites·1 claims
- 1855USD581819SAutomatic leveling laser marking instrumentSOKKIA CO LTD·Filed 2007·Granted Dec 2, 2008·14 cites·1 claims
- 1953US6108920AElectronic levelSOKKIA CO LTD·Filed 1998·Granted Aug 29, 2000·24 cites·5 claims
- 2052US5887354AElectronic level and leveling rod for use in electronic levelSOKKIA CO LTD·Filed 1997·Granted Mar 30, 1999·20 cites·5 claims
- 2151US5502641ARelative GPS method and apparatus that is able to correct for momemtary signal interruptionSOKKIA CO LTD·Filed 1994·Granted Mar 26, 1996·31 cites·4 claims
- 2248US7040030B2Laser centering deviceSOKKIA CO LTD·Filed 2003·Granted May 9, 2006·16 cites·10 claims
- 2347US5774208ACoaxial electro-optical distance meterSOKKIA CO LTD·Filed 1996·Granted Jun 30, 1998·22 cites·7 claims
- 2446USD531921SPortion of electronic theodoliteSOKKIA CO LTD·Filed 2005·Granted Nov 14, 2006·9 cites·1 claims
- 2546US5253833ATripod lock deviceSOKKIA CO LTD·Filed 1992·Granted Oct 19, 1993·29 cites·24 claims
- 2643USD532325SPortion of electronic theodoliteSOKKIA CO LTD·Filed 2005·Granted Nov 21, 2006·6 cites·1 claims
- 2743USD363240SSurveying apparatus utilizing a laser beamSOKKIA CO LTD·Filed 1994·Granted Oct 17, 1995·6 cites·1 claims
- 2842US2005254043A1Survey systemSOKKIA CO LTD·Filed 2005·Application pending·0 cites
- 2941USD497113SCentripetal telescope that uses a laser for surveying instrumentSOKKIA CO LTD·Filed 2003·Granted Oct 12, 2004·4 cites·1 claims
- 3041US5717523AUnpolarized light beam splitterSOKKIA CO LTD·Filed 1996·Granted Feb 10, 1998·9 cites·5 claims
- 3139US5711080AEncoder disc rotating device for a surveying instrumentSOKKIA CO LTD·Filed 1996·Granted Jan 27, 1998·10 cites·2 claims
- 3239USD358558SSatellite location measuring receiverSOKKIA CO LTD·Filed 1994·Granted May 23, 1995·5 cites·1 claims
- 3330USD491824SCentripetal telescope that uses a laser for surveying instrumentSOKKIA CO LTD·Filed 2003·Granted Jun 22, 2004·0 cites·1 claims
- 3429US6512859B2Electronic levelSOKKIA CO LTD·Filed 1998·Granted Jan 28, 2003·0 cites·9 claims
- 3526USD375907SSupport base for a laser light range meter equipped with a telescopeSOKKIA CO LTD·Filed 1995·Granted Nov 26, 1996·1 cites·1 claims
- 3621US5639966AMachine height measuring method and machine height measuring device for surveying machinesSOKKIA CO LTD·Filed 1995·Granted Jun 17, 1997·6 cites·2 claims
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