Inventor · disambiguated record
Akira Tsukada
Also filed as: TSUKADA AKIRA
54 granted patents·6 pending applications·586 citations·filing 1981–2016
98Inventor score
Top patents by PatentIndex Score
60 records- 0196USD308860SWord processorSHARP KK·Filed 1988·Granted Jun 26, 1990·65 cites·1 claims
- 0296USD308861SWord processorSHARP KK·Filed 1988·Granted Jun 26, 1990·55 cites·1 claims
- 0391US10340579B2Attachment instrument for electronic devices, angle adjusting method, and communication apparatusNEC CORP·Filed 2016·Granted Jul 2, 2019·8 cites·17 claims
- 0491US8153712B2Crosslinkable rubber composition and cross-linked rubberNAGAMORI HIROYASU·Filed 2006·Granted Apr 10, 2012·9 cites·9 claims
- 0586US8362121B2Crosslinkable rubber composition and cross-linked rubberZEON CORP·Filed 2012·Granted Jan 29, 2013·2 cites·5 claims
- 0685USD339576SPortable reader for facsimileSHARP KK·Filed 1992·Granted Sep 21, 1993·27 cites·1 claims
- 0784USD294365SDisplay for cash registerSHARP KK·Filed 1985·Granted Feb 23, 1988·22 cites·1 claims
- 0880US8785530B2Crosslinkable rubber composition and cross-linked rubberZEON CORP·Filed 2012·Granted Jul 22, 2014·1 cites·17 claims
- 0980US6548604B1Rubber, crosslinkable rubber composition, and crosslinked objectZEON CORP·Filed 2000·Granted Apr 15, 2003·21 cites·10 claims
- 1079USD332094SFacsimileSHARP KK·Filed 1991·Granted Dec 29, 1992·20 cites·1 claims
- 1178USD339333SFacsimileSHARP KK·Filed 1992·Granted Sep 14, 1993·19 cites·1 claims
- 1277USD294367SPrinter for cash registerSHARP KK·Filed 1985·Granted Feb 23, 1988·16 cites·1 claims
- 1375USD357677SFacsimile machineSHARP KK·Filed 1993·Granted Apr 25, 1995·22 cites·1 claims
- 1474USD270298SVacuum cleanerSHARP KK·Filed 1981·Granted Aug 23, 1983·13 cites·1 claims
- 1573USD314957SFacsimileSHARP KK·Filed 1989·Granted Feb 26, 1991·13 cites·1 claims
- 1672US8927640B2Nitrile copolymer latex composition and nitrile copolymer rubber compositionZEON CORP·Filed 2013·Granted Jan 6, 2015·1 cites·9 claims
- 1772USD331925SFacsimileSHARP KK·Filed 1991·Granted Dec 22, 1992·15 cites·1 claims
- 1870USD270390SVacuum cleanerSHARP KK·Filed 1981·Granted Aug 30, 1983·11 cites·1 claims
- 1969US8044147B2Nitrile group-containing copolymer rubber and a vulcanizable nitrile group-containing copolymer rubber compositionZEON CORP·Filed 2006·Granted Oct 25, 2011·2 cites·12 claims
- 2068US2014296404A1Crosslinkable rubber composition and cross-linked rubberZEON CORP·Filed 2014·Application pending·0 cites
- 2167USD310215SCombined facsimile and telephoneSHARP KK·Filed 1988·Granted Aug 28, 1990·11 cites·1 claims
- 2267US4541974ASemiconductive ceramic compositions with a nonlinear volt-ampere characteristic, and process for preparing coherent bodies of such compositionsTAIYO YUDEN KK·Filed 1983·Granted Sep 17, 1985·12 cites·6 claims
- 2366USD314956SFacsimileSHARP KK·Filed 1989·Granted Feb 26, 1991·10 cites·1 claims
- 2465US5173714ASlot array antennaARIMURA INST TECHNOLOGY·Filed 1990·Granted Dec 22, 1992·38 cites·19 claims
- 2564US8648137B2Nitrile copolymer latex composition and nitrile copolymer rubber compositionTSUKADA AKIRA·Filed 2009·Granted Feb 11, 2014·1 cites·15 claims
- 2663US4969808AElastic tubing pumpOVAL ENG CO LTD·Filed 1989·Granted Nov 13, 1990·18 cites·1 claims
- 2763USD310214SFacsimile machineSHARP KK·Filed 1988·Granted Aug 28, 1990·9 cites·1 claims
- 2863USD294364SCash registerSHARP KK·Filed 1985·Granted Feb 23, 1988·9 cites·1 claims
- 2962USD295761SKeyboard for cash registerSHARP KK·Filed 1985·Granted May 17, 1988·9 cites·1 claims
- 3062US4519942ASemiconductive ceramic compositions with a nonlinear volt-ampere characteristic, and process for preparing coherent bodies of such compositionsTAIYO YUDEN KK·Filed 1981·Granted May 28, 1985·10 cites·2 claims
- 3159USD331756SFacsimileSHARP KK·Filed 1991·Granted Dec 15, 1992·9 cites·1 claims
- 3258USD316712SFacsimile machineSHARP KK·Filed 1989·Granted May 7, 1991·7 cites·1 claims
- 3357USD284319SVacuum cleanerSHARP KK·Filed 1983·Granted Jun 17, 1986·6 cites·1 claims
- 3456USD303984SPrinter for cash registerSHARP KK·Filed 1986·Granted Oct 10, 1989·7 cites·1 claims
- 3556USD292832SVacuum cleanerSHARP KK·Filed 1985·Granted Nov 17, 1987·7 cites·1 claims
- 3655US10266628B2Nitrile copolymer rubber compositionZEON CORP·Filed 2015·Granted Apr 23, 2019·0 cites·15 claims
- 3752US9926445B2Nitrile copolymer rubber compositionZEON CORP·Filed 2013·Granted Mar 27, 2018·0 cites·9 claims
- 3850US10005895B2Cross-linked rubber productZEON CORP·Filed 2016·Granted Jun 26, 2018·0 cites·5 claims
- 3949USD301894SCash registerSHARP KK·Filed 1986·Granted Jun 27, 1989·5 cites·1 claims
- 4049USD294366SKeyboard for cash registerSHARP KK·Filed 1985·Granted Feb 23, 1988·5 cites·1 claims
- 4147US7604786B2Method for recovering indium from indium-containing materialDOWA METALS & MINING CO LTD·Filed 2007·Granted Oct 20, 2009·0 cites·6 claims
- 4247USD300146STypewriterSHARP KK·Filed 1986·Granted Mar 7, 1989·4 cites·1 claims
- 4347US4675179ACosmetic emulsion and method for making the sameKAO CORP·Filed 1985·Granted Jun 23, 1987·14 cites·6 claims
- 4446USD304457SPrinter for cash registerSHARP KK·Filed 1986·Granted Nov 7, 1989·4 cites·1 claims
- 4545USD303395SCash registerSHARP KK·Filed 1987·Granted Sep 12, 1989·4 cites·1 claims
- 4645US2005085593A1Rubber composition comprising nitrile copolymer rubber, metal salt of ethylenically unsaturated carboxylic acid, and organic peroxide, and vulcanizate thereofFiled 2002·Application pending·0 cites
- 4745US2015099841A1Method of production of nitrile copolymer rubber compositionZEON CORP·Filed 2013·Application pending·0 cites
- 4845US2014220279A1Nitrile copolymer rubber composition and cross-linked rubberZEON CORP·Filed 2012·Application pending·0 cites
- 4943USD298635STypewriterSHARP KK·Filed 1986·Granted Nov 22, 1988·3 cites·1 claims
- 5043USD292415SPrinterSHARP KK·Filed 1985·Granted Oct 20, 1987·3 cites·1 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →