Inventor · disambiguated record
Masahiko Namerikawa
Also filed as: NAMERIKAWA MASAHIKO
51 granted patents·12 pending applications·613 citations·filing 1997–2025
98Inventor score
Top patents by PatentIndex Score
63 records- 0193US7358647B2Piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 2007·Granted Apr 15, 2008·18 cites·5 claims
- 0293US7245064B2Piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 2005·Granted Jul 17, 2007·21 cites·17 claims
- 0392US6534899B1Piezoelectric/electrostrictive device and method of manufacturing sameNGK INSULATORS LTD·Filed 2000·Granted Mar 18, 2003·35 cites·17 claims
- 0491US7336021B2Piezoelectric/electrostrictive device and method of manufacturing sameNGK INSULATORS LTD·Filed 2006·Granted Feb 26, 2008·18 cites·2 claims
- 0587US8034402B2Method for producing ceramic compact and ceramic partNGK INSULATORS LTD·Filed 2008·Granted Oct 11, 2011·7 cites·8 claims
- 0685US7262546B2Piezoelectric/electrostrictive element and piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 2005·Granted Aug 28, 2007·11 cites·18 claims
- 0782US7071599B2Laminate-type piezoelectric device and method for manufacturing the sameNGK INSULATORS LTD·Filed 2003·Granted Jul 4, 2006·21 cites·6 claims
- 0882US6813815B2Method of producing a piezoelectric/electrostrictive elementNGK INSULATORS LTD·Filed 2003·Granted Nov 9, 2004·19 cites·3 claims
- 0981US7164221B1Piezoelectric/electrostrictive device and method of manufacturing sameNGK INSULATORS LTD·Filed 2000·Granted Jan 16, 2007·21 cites·46 claims
- 1081US6817072B2Method of manufacturing a piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 2002·Granted Nov 16, 2004·16 cites·25 claims
- 1180US8847681B2Combiner for Doherty amplifierNAMERIKAWA MASAHIKO·Filed 2010·Granted Sep 30, 2014·7 cites·12 claims
- 1279US10720566B2Bonding methodNGK INSULATORS LTD·Filed 2018·Granted Jul 21, 2020·2 cites·6 claims
- 1379US6796011B2Piezoelectric/electrostrictive device and method of manufacturing sameNGK INSULATORS LTD·Filed 2002·Granted Sep 28, 2004·19 cites·3 claims
- 1478US5959209ASensor unit having multiple sensors each providing independent detection of a force componentNGK INSULATORS LTD·Filed 1998·Granted Sep 28, 1999·40 cites·16 claims
- 1577US7564173B2Piezoelectric actuator device for ultrasonic motorNGK INSULATORS LTD·Filed 2007·Granted Jul 21, 2009·8 cites·7 claims
- 1677US6244110B1Vibration gyro sensor, combined sensor, and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 2000·Granted Jun 12, 2001·15 cites·3 claims
- 1776US10964882B2Bonding methodNGK INSULATORS LTD·Filed 2018·Granted Mar 30, 2021·2 cites·6 claims
- 1876US6347555B1Force sensor circuitNGK INSULATORS LTD·Filed 2000·Granted Feb 19, 2002·18 cites·10 claims
- 1971US6455984B1Piezoelectric/electrostrictive device and method of manufacturing sameNGK INSULATORS LTD·Filed 2000·Granted Sep 24, 2002·12 cites·15 claims
- 2071US6321599B2Vibration gyro sensor, combined sensor, and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 2001·Granted Nov 27, 2001·11 cites·5 claims
- 2171US6065339AVibration gyro sensor, combined sensor and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 1997·Granted May 23, 2000·24 cites·56 claims
- 2271US5877411AFluid sensorNGK INSULATORS LTD·Filed 1997·Granted Mar 2, 1999·37 cites·5 claims
- 2368US6523423B1Force sensorNGK INSULATORS LTD·Filed 1999·Granted Feb 25, 2003·26 cites·33 claims
- 2467US6089090AVibration gyro sensorNGK INSULATORS LTD·Filed 1997·Granted Jul 18, 2000·30 cites·9 claims
- 2566US5892143ASensor device with fluid introduction holesNGK INSULATORS LTD·Filed 1997·Granted Apr 6, 1999·21 cites·2 claims
- 2666US2022209062A1Composite Substrate, Light Emitting Element, and Methods for Manufacturing Composite Substrate and Light Emitting ElementNGK INSULATORS LTD·Filed 2022·Application pending·0 cites
- 2765US6933658B2Method of manufacturing a piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 2004·Granted Aug 23, 2005·6 cites·19 claims
- 2863US6956317B2Piezoelectric/electrostrictive device and piezoelectric/electrostrictive elementNGK INSULATORS LTD·Filed 2003·Granted Oct 18, 2005·6 cites·11 claims
- 2963US6240781B1Vibration gyro sensorNGK INSULATORS LTD·Filed 1999·Granted Jun 5, 2001·25 cites·14 claims
- 3061US6915547B2Piezoelectric/electrostrictive device and method of manufacturing sameNGK INSULATORS LTD·Filed 2002·Granted Jul 12, 2005·8 cites·38 claims
- 3161US5948996AMultielement sensorNGK INSULATORS LTD·Filed 1998·Granted Sep 7, 1999·21 cites·10 claims
- 3260US10598369B2Heat discharge structures for light source devices and light source systemsNGK INSULATORS LTD·Filed 2018·Granted Mar 24, 2020·0 cites·8 claims
- 3360US7973238B2Ceramic compact, ceramic part, method for producing ceramic compact, and method for producing ceramic partNGK INSULATORS LTD·Filed 2009·Granted Jul 5, 2011·0 cites·5 claims
- 3460US6391672B2Vibration gyro sensor and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 2001·Granted May 21, 2002·10 cites·4 claims
- 3560US2024125986A1Member for terahertz equipmentNGK INSULATORS LTD·Filed 2023·Application pending·0 cites
- 3658US2024251682A1Composite substrate and method for producing composite substrateNGK INSULATORS LTD·Filed 2024·Application pending·0 cites
- 3757US6546800B1Acceleration sensor element, acceleration sensor, and method of manufacturing the sameNGK INSULATORS LTD·Filed 1999·Granted Apr 15, 2003·17 cites·10 claims
- 3857US6490911B1Sensor device with fluid introduction holesNGK INSULATORS LTD·Filed 2000·Granted Dec 10, 2002·6 cites·2 claims
- 3957US2025268107A1Composite substrateNGK INSULATORS LTD·Filed 2025·Application pending·0 cites
- 4056US9653651B2Light emitting device and method for manufacturing light emitting deviceNGK INSULATORS LTD·Filed 2016·Granted May 16, 2017·0 cites·10 claims
- 4155US2017211797A1Heat Discharge Structures for Light Source Devices and Light Source SystemsNGK INSULATORS LTD·Filed 2017·Application pending·0 cites
- 4254US6047590ASensor device with fluid introduction holesNGK INSULATORS LTD·Filed 1998·Granted Apr 11, 2000·13 cites·2 claims
- 4353US2022329230A1Piezoelectric vibrating substrate and piezoelectric vibrating elementNGK INSULATORS LTD·Filed 2022·Application pending·0 cites
- 4452US7019442B2Piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 2003·Granted Mar 28, 2006·2 cites·22 claims
- 4552US6508127B1Acceleration sensor element, acceleration sensor, and method of manufacturing the sameNGK INSULATORS LTD·Filed 1999·Granted Jan 21, 2003·14 cites·5 claims
- 4652US6366152B1Vector-signal processing circuitNGK INSULATORS LTD·Filed 2000·Granted Apr 2, 2002·2 cites·2 claims
- 4751US11632093B2Acoustic wave devices and a method of producing the sameNGK INSULATORS LTD·Filed 2019·Granted Apr 18, 2023·0 cites·6 claims
- 4851US10879871B2Elastic wave element and method for manufacturing sameNGK INSULATORS LTD·Filed 2019·Granted Dec 29, 2020·0 cites·7 claims
- 4951US8409484B2Method for producing a ceramic compactNAMERIKAWA MASAHIKO·Filed 2009·Granted Apr 2, 2013·0 cites·2 claims
- 5051USD479704SPiezoelectric microactuatorNGK INSULATORS LTD·Filed 2002·Granted Sep 16, 2003·7 cites·1 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Masahiko Namerikawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →