Inventor · disambiguated record
Takayoshi Akao
Also filed as: AKAO TAKAYOSHI
31 granted patents·18 pending applications·613 citations·filing 1997–2022
97Inventor score
Files withNGK INSULATORS LTD43AKAO TAKAYOSHI3TSUJI HIROYUKI2NATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM1
Top patents by PatentIndex Score
49 records- 0198US6690344B1Method and apparatus for driving device and displayNGK INSULATORS LTD·Filed 2000·Granted Feb 10, 2004·235 cites·116 claims
- 0296US8632852B2Method for producing a honeycomb filterNGK INSULATORS LTD·Filed 2013·Granted Jan 21, 2014·23 cites·15 claims
- 0396US8534221B2Honeycomb filter production apparatusTSUJI HIROYUKI·Filed 2011·Granted Sep 17, 2013·24 cites·11 claims
- 0495US8495968B2Honeycomb filter production apparatusTSUJI HIROYUKI·Filed 2011·Granted Jul 30, 2013·25 cites·17 claims
- 0590US8421857B2Inspection device of plugged honeycomb structure and inspection method of plugged honeycomb structureAKAO TAKAYOSHI·Filed 2010·Granted Apr 16, 2013·11 cites·8 claims
- 0684US6753846B2Reflective display deviceNGK INSULATORS LTD·Filed 2001·Granted Jun 22, 2004·22 cites·6 claims
- 0782US7230371B2Light sourceNGK INSULATORS LTD·Filed 2005·Granted Jun 12, 2007·6 cites·27 claims
- 0876US6452583B1Display-driving device and display-driving methodNGK INSULATORS LTD·Filed 1998·Granted Sep 17, 2002·47 cites·29 claims
- 0975US6483492B1Display-driving device and display-driving method performing gradation control based on a temporal modulation systemNGK INSULATORS LTD·Filed 1999·Granted Nov 19, 2002·38 cites·42 claims
- 1073US7176609B2High emission low voltage electron emitterNGK INSULATORS LTD·Filed 2003·Granted Feb 13, 2007·13 cites·21 claims
- 1171US8174689B2Apparatus for inspecting defects of honeycomb structureAKAO TAKAYOSHI·Filed 2009·Granted May 8, 2012·3 cites·7 claims
- 1271US6211853B1Optical waveguide display with voltage-modulated controlled movable actuators which cause light leakage in waveguide at each display element to provide gradation in a display imageNGK INSULATORS LTD·Filed 1997·Granted Apr 3, 2001·35 cites·22 claims
- 1369US7304440B2Electron-emitting apparatusNGK INSULATORS LTD·Filed 2005·Granted Dec 4, 2007·3 cites·8 claims
- 1468US7379037B2Display apparatus, method of driving display apparatus, electron emitter, method of driving electron emitter, apparatus for driving electron emitter, electron emission apparatus, and method of driving electron emission apparatusNGK INSULATORS LTD·Filed 2004·Granted May 27, 2008·10 cites·16 claims
- 1568US6281868B1DisplayNGK INSULATORS LTD·Filed 1998·Granted Aug 28, 2001·31 cites·49 claims
- 1667US6323833B1Optical waveguide display with movable actuators which cause light leakage in waveguide at each display elements to provide gradation in a display image by temporal subfield modulationNGK INSULATORS LTD·Filed 1998·Granted Nov 27, 2001·30 cites·60 claims
- 1764US8421860B2Inspection method of honeycomb structureAKAO TAKAYOSHI·Filed 2010·Granted Apr 16, 2013·2 cites·4 claims
- 1862US7336026B2High efficiency dielectric electron emitterNGK INSULATORS LTD·Filed 2004·Granted Feb 26, 2008·4 cites·6 claims
- 1961US7109962B2Display deviceNGK INSULATORS LTD·Filed 2003·Granted Sep 19, 2006·8 cites·19 claims
- 2060US6768846B2Display device and method for producing the sameNGK INSULATORS LTD·Filed 2000·Granted Jul 27, 2004·5 cites·14 claims
- 2158USRE40489EDisplay-driving device and display-driving method performing gradation control based on a temporal modulation systemNGK INSULATORS LTD·Filed 2004·Granted Sep 9, 2008·4 cites·66 claims
- 2256US7141915B2Actuator deviceNGK INSULATORS LTD·Filed 2004·Granted Nov 28, 2006·8 cites·19 claims
- 2355US6922274B2Display device and method for producing the sameNGK INSULATORS LTD·Filed 2000·Granted Jul 26, 2005·4 cites·31 claims
- 2454US7474060B2Light sourceNGK INSULATORS LTD·Filed 2004·Granted Jan 6, 2009·3 cites·24 claims
- 2554US6724973B1Display and its manufacturing methodNGK INSULATORS LTD·Filed 1998·Granted Apr 20, 2004·17 cites·40 claims
- 2654US2006132052A1Electron-emitting apparatus and method for emitting electronsNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 2751US2022369425A1Ceramic heater and method of manufacturing the ceramic heaterNGK INSULATORS LTD·Filed 2022·Application pending·0 cites
- 2850US11412607B2Atomic beam generator, bonding apparatus, surface modification method, and bonding methodNATIONAL UNIV CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM·Filed 2020·Granted Aug 9, 2022·0 cites·13 claims
- 2949US7635944B2Electron-emitting device and method for manufacturing sameNGK INSULATORS LTD·Filed 2005·Granted Dec 22, 2009·0 cites·8 claims
- 3049US2006082317A1Electron-emitting apparatusNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 3148US7006061B2Display deviceNGK INSULATORS LTD·Filed 2003·Granted Feb 28, 2006·2 cites·23 claims
- 3248US2007222393A1Electron emitting deviceNGK INSULATORS LTD·Filed 2006·Application pending·0 cites
- 3347US2005280346A1Display deviceNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 3446US2006132024A1Electron-emitting apparatusNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 3545US9947428B2Atomic beam sourceNGK INSULATORS LTD·Filed 2017·Granted Apr 17, 2018·0 cites·10 claims
- 3645US2007188418A1Electron-emitting apparatus and method for emitting electronsNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 3743US7518131B2Electron beam irradiating apparatusNGK INSULATORS LTD·Filed 2006·Granted Apr 14, 2009·0 cites·17 claims
- 3842US2005116603A1Electron emitterNGK INSULATORS LTD·Filed 2004·Application pending·0 cites
- 3942US2006082318A1Electron-emitting apparatusNGK INSULATORS LTD·Filed 2005·Application pending·0 cites
- 4041US2004189548A1Circuit element, signal processing circuit, control device, display device, method of driving display device, method of driving circuit element, and method of driving control deviceNGK INSULATORS LTD·Filed 2004·Application pending·0 cites
- 4141US2005073234A1Electron emitterNGK INSULATORS LTD·Filed 2004·Application pending·0 cites
- 4240US6879753B2Display deviceNGK INSULATORS LTD·Filed 2002·Granted Apr 12, 2005·0 cites·22 claims
- 4340US2004256995A1Display and method for driving displayNGK INSULATORS LTD·Filed 2003·Application pending·0 cites
- 4440US2001024555A1Display device and method for producing the sameNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
- 4540US2003053281A1Method of compensating for deformation deterioration of piezoelectric/electrostrictive actuatorNGK INSULATORS LTD·Filed 2002·Application pending·0 cites
- 4638US2001041489A1Method for producing display apparatusNGK INSULATORS LTD·Filed 2001·Application pending·0 cites
- 4738US2003227449A1Display deviceNGK INSULATORS LTD·Filed 2002·Application pending·0 cites
- 4838US2001053259A1Display deviceNGK INSULATORS LTD·Filed 2000·Application pending·0 cites
- 4937US2003227447A1Display deviceNGK INSULATORS LTD·Filed 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Takayoshi Akao 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 →