Inventor · disambiguated record
Ichiro Shirasaka
Also filed as: SHIRASAKA ICHIRO
5 granted patents·287 citations·filing 1999–2007
84Inventor score
Top patents by PatentIndex Score
5 records- 0190US6453239B1Method and apparatus for borehole surveyingSCHLUMBERGER TECHNOLOGY CORP·Filed 1999·Granted Sep 17, 2002·171 cites·71 claims
- 0282US6381858B1Method for calculating gyroscopic wellbore surveys including correction for unexpected instrument movementSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted May 7, 2002·58 cites·12 claims
- 0381US7481109B2Inertial measurement system and method with bias cancellationCUSTOM SENSORS & TECHNOLOGIES·Filed 2007·Granted Jan 27, 2009·16 cites·29 claims
- 0469US6633816B2Borehole survey method utilizing continuous measurementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Oct 14, 2003·38 cites·24 claims
- 0561US7509857B2Inertial measurement system and method with sensor bias cancellationCUSTOM SENSORS & TECHNOLOGIES·Filed 2007·Granted Mar 31, 2009·4 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →