Inventor · disambiguated record
Kiyoshi Kumagai
Also filed as: AIKAWA KIYOSHI · KUMAGAI KIYOSHI
24 granted patents·3 pending applications·317 citations·filing 1977–2019
96Inventor score
Top patents by PatentIndex Score
27 records- 0194USD797130SDisplay screen with graphical user interfaceHITACHI LTD·Filed 2015·Granted Sep 12, 2017·53 cites·1 claims
- 0288US4767046AAssembly apparatus for motorcar vehicle bodyHONDA MOTOR CO LTD·Filed 1986·Granted Aug 30, 1988·55 cites·7 claims
- 0388US4206944ALid device for use in a motorcarTATEMATSU SEISAKUSHO KK·Filed 1978·Granted Jun 10, 1980·68 cites·12 claims
- 0480US8467187B2Flat-panel display apparatus including a heat radiatorITAZAWA TOSHIAKI·Filed 2009·Granted Jun 18, 2013·10 cites·20 claims
- 0578US10891580B2Service design assistance system and service design assistance methodHITACHI LTD·Filed 2017·Granted Jan 12, 2021·2 cites·1 claims
- 0665US8731996B2Method and system for supporting business process design by modeling role relationshipKUMAGAI KIYOSHI·Filed 2006·Granted May 20, 2014·2 cites·8 claims
- 0764US6754039B2Cassette loading apparatusCANON KK·Filed 2001·Granted Jun 22, 2004·4 cites·3 claims
- 0864US5659400AInformation signal recording device for recording main information signal with index signal for rapidly and accurately searching main information signalCANON KK·Filed 1995·Granted Aug 19, 1997·18 cites·7 claims
- 0963US6624965B1Recording and/or reproducing apparatus including cassette mounting deviceCANON KK·Filed 2000·Granted Sep 23, 2003·4 cites·25 claims
- 1061US6198596B1Cassette mounting device having lock lever spring disposed in cassette holderCANON KK·Filed 1998·Granted Mar 6, 2001·12 cites·6 claims
- 1159USD791869SWriting paperHITACHI LTD·Filed 2015·Granted Jul 11, 2017·8 cites·1 claims
- 1254US6072658ACassette mounting device having link mechanism arranged to support cassette holderCANON KK·Filed 1996·Granted Jun 6, 2000·11 cites·8 claims
- 1353US4946551AMethod and apparatus for laminating thermoplastic sheetsHONDA MOTOR CO LTD·Filed 1989·Granted Aug 7, 1990·19 cites·16 claims
- 1453US2004176972A1System and method for processing information on goods or serviceFiled 2003·Application pending·0 cites
- 1552US2015088590A1Requirements definition process aiding systemHITACHI LTD·Filed 2014·Application pending·0 cites
- 1647US6885517B2Cassette loading apparatusCANON KK·Filed 2004·Granted Apr 26, 2005·0 cites·8 claims
- 1747US4131494ACorrosion resistant magnetic alloyTOKYO SHIBAURA ELECTRIC CO·Filed 1977·Granted Dec 26, 1978·8 cites·3 claims
- 1846US5220475ARotary head drum unit with grooves or protrusions on a stationary drum for lessening tape contact during rewindingCANON KK·Filed 1990·Granted Jun 15, 1993·6 cites·17 claims
- 1944US4309489AFe-Ni-Cu-Cr Layered bimetalTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted Jan 5, 1982·11 cites·3 claims
- 2044US2013204654A1Method and system for supporting component designKUMAGAI KIYOSHI·Filed 2012·Application pending·0 cites
- 2140US12086731B2Workshop assistance system and workshop assistance methodHITACHI LTD·Filed 2019·Granted Sep 10, 2024·0 cites·12 claims
- 2240US6250600B1Bellows-type pressure responsive valveSAGINOMIYA SEISAKUSHO INC·Filed 1999·Granted Jun 26, 2001·11 cites·4 claims
- 2337US5483401ARotary head drum having a connecting member for providing electrical conductionCANON KK·Filed 1994·Granted Jan 9, 1996·3 cites·16 claims
- 2437US5130511AMethod of and apparatus for welding panel with space defined thereinHONDA MOTOR CO LTD·Filed 1990·Granted Jul 14, 1992·7 cites·10 claims
- 2535US5645243ARecording and/or reproducing apparatus having clutch mechanismCANON KK·Filed 1995·Granted Jul 8, 1997·2 cites·14 claims
- 2635US5497278ACassette mounting device having cassette removal facility additional to customary insertion/ejection aperture partCANON KK·Filed 1994·Granted Mar 5, 1996·2 cites·13 claims
- 2732US6188834B1Device and method for recording and reproducing image informationCANON KK·Filed 1997·Granted Feb 13, 2001·1 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Kiyoshi Kumagai 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 →