Inventor · disambiguated record
Akira Ishibashi
Also filed as: ISHIBASHI AKIRA
141 granted patents·43 pending applications·2,222 citations·filing 1982–2023
99Inventor score
Top patents by PatentIndex Score
184 records- 0199US6222203B1Selfluminous display device having light emission sources having substantially non-overlapping spectra levelsSONY CORP·Filed 1997·Granted Apr 24, 2001·295 cites·14 claims
- 0297US4937204AMethod of making a superlattice heterojunction bipolar deviceSONY CORP·Filed 1989·Granted Jun 26, 1990·304 cites·5 claims
- 0396US10670344B2Heat exchanger, air-conditioning apparatus, refrigeration cycle apparatus and method for manufacturing heat exchangerMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jun 2, 2020·13 cites·12 claims
- 0496US5635306AHoneycomb panel and process for producing sameNIPPON STEEL CORP·Filed 1995·Granted Jun 3, 1997·72 cites·4 claims
- 0593US10571205B2Stacking-type header, heat exchanger, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Feb 25, 2020·4 cites·11 claims
- 0693US4809091ADisk apparatusHITACHI LTD·Filed 1987·Granted Feb 28, 1989·88 cites·17 claims
- 0793US4451112AMethod and apparatus for controlling AC motorHITACHI LTD·Filed 1982·Granted May 29, 1984·69 cites·12 claims
- 0891US6826254B2Radiation applying apparatusMITSUBISHI HEAVY IND LTD·Filed 2002·Granted Nov 30, 2004·48 cites·9 claims
- 0991US6754408B2Optical switch and display unitSONY CORP·Filed 2001·Granted Jun 22, 2004·38 cites·13 claims
- 1090US9976820B2Stacking-type header, heat exchanger, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted May 22, 2018·7 cites·7 claims
- 1190US4599549AMethod and apparatus for controlling PWM invertersHITACHI LTD·Filed 1985·Granted Jul 8, 1986·62 cites·10 claims
- 1289US5247223AQuantum interference semiconductor deviceSONY CORP·Filed 1991·Granted Sep 21, 1993·57 cites·4 claims
- 1388US10288363B2Laminated header, heat exchanger, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted May 14, 2019·6 cites·8 claims
- 1487US5012166AControl system for brushless DC motorHITACHI LTD·Filed 1990·Granted Apr 30, 1991·57 cites·34 claims
- 1586US10054368B2Laminated header, heat exchanger, air-conditioning apparatus, and method of joining a plate-like unit of a laminated header and a pipe to each otherMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Aug 21, 2018·5 cites·13 claims
- 1686US5332952AQuantum phase interference transistorSONY CORP·Filed 1992·Granted Jul 26, 1994·40 cites·1 claims
- 1786US4527214APower inverter with overload protection apparatusHITACHI LTD·Filed 1983·Granted Jul 2, 1985·39 cites·12 claims
- 1884US10156400B2Heat exchanger and refrigeration cycle deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Dec 18, 2018·2 cites·3 claims
- 1984US10082344B2Fin-and-tube heat exchanger and refrigeration cycle apparatus including the sameMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Sep 25, 2018·3 cites·6 claims
- 2083US10648742B2Finless heat exchanger, outdoor unit of an air-conditioning apparatus including the finless heat exchanger, and indoor unit of an air-conditioning apparatus including the finless heat exchangerMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 12, 2020·2 cites·17 claims
- 2183US10436514B2Heat exchanger and refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Oct 8, 2019·2 cites·4 claims
- 2283US10107570B2Stacking-type header, heat exchanger, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Oct 23, 2018·4 cites·12 claims
- 2383US6859572B2Photon operating device and photon operating methodSONY CORP·Filed 2001·Granted Feb 22, 2005·36 cites·20 claims
- 2483US5465202AInverter apparatus provided with electric discharge control circuit of dc smoothing capacitor and method of controlling the sameHITACHI LTD·Filed 1994·Granted Nov 7, 1995·54 cites·9 claims
- 2583US5093384AHeat insulator made of shape memory polymer foamMITSUBISHI HEAVY IND LTD·Filed 1989·Granted Mar 3, 1992·34 cites·7 claims
- 2682US9879921B2Heat exchanger and refrigeration cycle device including the heat exchangerLEE SANGMU·Filed 2012·Granted Jan 30, 2018·5 cites·16 claims
- 2781US7578339B2Heat exchanger of plate fin and tube typeMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Aug 25, 2009·20 cites·9 claims
- 2881US6438298B1Optical device using photonicsSONY CORP·Filed 2000·Granted Aug 20, 2002·23 cites·2 claims
- 2980US9546823B2Heat exchanger, method of manufacturing same, and refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jan 17, 2017·3 cites·6 claims
- 3080US7152283B2Noiseless surface fastener member, noiseless surface fastener combined with the noiseless surface fastener member and product attached with the same noiseless surface fastener member or the same noiseless surface fastenerYKK CORP·Filed 2005·Granted Dec 26, 2006·8 cites·8 claims
- 3179US9459053B2Heat exchanger and air-conditioning apparatusLEE SANGMU·Filed 2013·Granted Oct 4, 2016·2 cites·11 claims
- 3279US7068875B2Optical switch and display unitSONY CORP·Filed 2005·Granted Jun 27, 2006·7 cites·2 claims
- 3379US5764672ASemiconductor laserSONY CORP·Filed 1997·Granted Jun 9, 1998·35 cites·3 claims
- 3479US5306890AMethod of producing corrugated metal sheeting and method of producing honeycomb structure therefrom for carrying catalytic agents used for purifying exhaust gasesNIPPON STEEL CORP·Filed 1991·Granted Apr 26, 1994·26 cites·15 claims
- 3577US5147823AMethod for forming an ultrafine metal pattern using an electron beamSONY CORP·Filed 1991·Granted Sep 15, 1992·33 cites·5 claims
- 3675US5597740ASemiconductor display device and a method of fabricating the sameSONY CORP·Filed 1995·Granted Jan 28, 1997·42 cites·4 claims
- 3774US8110077B2Sealing jig and plating treatment apparatusMURAMATSU HITOSHI·Filed 2009·Granted Feb 7, 2012·1 cites·7 claims
- 3873US9279624B2Heat exchanger tube with collared fins for enhanced heat transferLEE SANGMU·Filed 2011·Granted Mar 8, 2016·2 cites·4 claims
- 3972US11713926B2Heat exchanger and refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Aug 1, 2023·0 cites·12 claims
- 4072US9322602B2Heat exchanger having a plurality of plate-like fins and a plurality of flat-shaped heat transfer pipes orthogonal to the plate-like finsMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Apr 26, 2016·1 cites·4 claims
- 4172US5459337ASemiconductor display device with red, green and blue emissionSONY CORP·Filed 1994·Granted Oct 17, 1995·29 cites·10 claims
- 4271US10082322B2Heat exchanger and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Sep 25, 2018·1 cites·8 claims
- 4371US9671177B2Heat exchanger, method for fabricating heat exchanger, and air-conditioning apparatusISHIBASHI AKIRA·Filed 2012·Granted Jun 6, 2017·3 cites·8 claims
- 4471US9506700B2Air-conditioning apparatusLEE SANGMU·Filed 2012·Granted Nov 29, 2016·1 cites·6 claims
- 4571US5204588AQuantum phase interference transistorSONY CORP·Filed 1992·Granted Apr 20, 1993·18 cites·4 claims
- 4669US10077953B2Stacking-type header, heat exchanger, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Sep 18, 2018·1 cites·17 claims
- 4769US9702637B2Heat exchanger, indoor unit, and refrigeration cycle apparatusOKAZAKI TAKASHI·Filed 2012·Granted Jul 11, 2017·2 cites·9 claims
- 4869US8815062B2Plating pretreatment apparatus and method for multi-cylinder blockASOU TOMOHIRO·Filed 2009·Granted Aug 26, 2014·2 cites·6 claims
- 4969US5208463AMethod and apparatus for detecting deformations of leads of semiconductor deviceHITACHI LTD·Filed 1991·Granted May 4, 1993·34 cites·9 claims
- 5068US10393452B2Heat exchangerMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Aug 27, 2019·1 cites·9 claims
Showing the top 50 of 184 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →