Inventor · disambiguated record
Hiroshi Kajiyama
Also filed as: KAJIYAMA HIROSHI
58 granted patents·25 pending applications·1,886 citations·filing 1985–2024
99Inventor score
Top patents by PatentIndex Score
83 records- 0197US6844062B2Spontaneously degradable fibers and goods made thereofTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 18, 2005·68 cites·1 claims
- 0297US6174602B1Spontaneously degradable fibers and goods made thereofSHIMADZU CORP·Filed 1997·Granted Jan 16, 2001·115 cites·3 claims
- 0397US5593778ABiodegradable copolyester, molded article produced therefrom and process for producing the molded articleKANEBO LTD·Filed 1994·Granted Jan 14, 1997·237 cites·24 claims
- 0496US6844063B2Spontaneously degradable fibers and goods made thereofSHIMADZU CORP·Filed 2004·Granted Jan 18, 2005·52 cites·1 claims
- 0596US6440556B2Spontaneously degradable fibers and goods made thereofSHIMADZU CORP·Filed 2001·Granted Aug 27, 2002·52 cites·4 claims
- 0695US6322887B1Spontaneously degradable fibers and goods made thereofSHIMADZU CORP·Filed 2000·Granted Nov 27, 2001·44 cites·3 claims
- 0794US7621519B2Sheet conveying apparatus, image reading apparatus, and image forming apparatusRICOH KK·Filed 2006·Granted Nov 24, 2009·22 cites·12 claims
- 0893US6416008B1Seat belt retractorTAKATA CORP·Filed 2000·Granted Jul 9, 2002·67 cites·20 claims
- 0993US5226910ASurgical cutterTOPCON CORP·Filed 1992·Granted Jul 13, 1993·696 cites·3 claims
- 1091US7708276B2Sheet conveying path switching device used in image forming apparatus, and sheet conveying deviceRICOH KK·Filed 2007·Granted May 4, 2010·13 cites·19 claims
- 1189US10955780B2Fixing device and image forming apparatus incorporating sameSESHITA TAKUYA·Filed 2020·Granted Mar 23, 2021·2 cites·13 claims
- 1289US8016283B2Recording sheet feeder and image forming apparatus providing easy maintenance with simple structureRICOH CO LTD·Filed 2009·Granted Sep 13, 2011·13 cites·19 claims
- 1389US7922167B2Sheet conveying device, and image forming apparatus including sameRICOH CO LTD·Filed 2007·Granted Apr 12, 2011·11 cites·12 claims
- 1489US5090012AMultiplex transmission system for use in a vehicleMAZDA MOTOR·Filed 1990·Granted Feb 18, 1992·177 cites·20 claims
- 1587US11382283B2Plant cultivation method and plant cultivation deviceAGC GREEN TECH CO LTD·Filed 2020·Granted Jul 12, 2022·3 cites·10 claims
- 1684US7992858B2Sheet conveying apparatus, image scanning apparatus, and image forming apparatusRICOH CO LTD·Filed 2007·Granted Aug 9, 2011·9 cites·17 claims
- 1782US8532557B2Attachment assist device and image forming apparatus including sameKUSUMI TADASHI·Filed 2010·Granted Sep 10, 2013·6 cites·15 claims
- 1881US10854185B2LaminateTORAY INDUSTRIES·Filed 2017·Granted Dec 1, 2020·1 cites·5 claims
- 1980US11009817B2Presser, fixing device, and image forming apparatusFUJIWARA HITOSHI·Filed 2020·Granted May 18, 2021·1 cites·18 claims
- 2080US6650063B2Plasma display panel and image display device using the sameHITACHI LTD·Filed 2002·Granted Nov 18, 2003·15 cites·8 claims
- 2178US7115863B1Probe for scanning probe lithography and making method thereofHITACHI LTD·Filed 2000·Granted Oct 3, 2006·16 cites·11 claims
- 2277US9279202B2Needle-punched nonwoven fabricTORAY INDUSTRIES·Filed 2013·Granted Mar 8, 2016·4 cites·5 claims
- 2377US7931267B2Sheet feed device with sheet tray guide unitRICOH CO LTD·Filed 2008·Granted Apr 26, 2011·5 cites·8 claims
- 2477US6366340B1Electron exposure apparatusHITACHI LTD·Filed 1998·Granted Apr 2, 2002·28 cites·21 claims
- 2576US6435441B1Seat belt retractorTAKATA CORP·Filed 2000·Granted Aug 20, 2002·23 cites·14 claims
- 2672US7450090B2Plasma display panel and imaging device using the sameHITACHI LTD·Filed 2006·Granted Nov 11, 2008·1 cites·78 claims
- 2770US6579617B2Spontaneously degradable fibers and goods made thereofTOYOTA MOTOR CO LTD·Filed 2002·Granted Jun 17, 2003·8 cites·3 claims
- 2869US5561300AAtomic switching devices and logical circuitsHITACHI LTD·Filed 1992·Granted Oct 1, 1996·29 cites·36 claims
- 2968US11015272B2Laminated nonwoven fabricTORAY INDUSTRIES·Filed 2016·Granted May 25, 2021·1 cites·8 claims
- 3067US2024172599A1Plant cultivation method, plant cultivation apparatus, and photosynthetic organism production methodAGRI BLUE CO LTD·Filed 2024·Application pending·0 cites
- 3166US7223449B2Film deposition methodHITACHI LTD·Filed 2004·Granted May 29, 2007·6 cites·11 claims
- 3266US5079759AMultiplex transmission system for vehicles having a failure diagnosis functionMAZDA MOTOR·Filed 1990·Granted Jan 7, 1992·30 cites·12 claims
- 3365US6841741B2Seat weight measuring apparatusTAKATA CORP·Filed 2002·Granted Jan 11, 2005·22 cites·12 claims
- 3465US6633268B2AC-type plasma display apparatusHITACHI LTD·Filed 2001·Granted Oct 14, 2003·8 cites·25 claims
- 3565US5093669AVehicle navigation apparatusMAZDA MOTOR·Filed 1990·Granted Mar 3, 1992·25 cites·11 claims
- 3663US12258706B2CarpetTORAY INDUSTRIES·Filed 2019·Granted Mar 25, 2025·0 cites·5 claims
- 3763US7399932B2Seat load measuring apparatusTAKATA CORP·Filed 2007·Granted Jul 15, 2008·7 cites·12 claims
- 3863US7071901B2Plasma display panel and imaging device using the sameFUJITSU HITACHI PLASMA DISPLAY·Filed 2004·Granted Jul 4, 2006·3 cites·8 claims
- 3963US2021360994A1Bottom wearTORAY INDUSTRIES·Filed 2019·Application pending·0 cites
- 4063US2025344644A1Plant cultivation method, plant cultivation device, and photosynthetic organism production methodAGRI BLUE CO LTD·Filed 2023·Application pending·0 cites
- 4162US2009284521A1Plasma display deviceFUJITSU HITACHI PLASMA DISPLAY·Filed 2009·Application pending·0 cites
- 4261US8623514B2Zinc-based metal plated steel sheetMAKIMIZU YOICHI·Filed 2011·Granted Jan 7, 2014·1 cites·6 claims
- 4361US2008218439A1Plasma display panel and imaging device using the sameFUJITSU HITACHI PLASMA DISPLAY·Filed 2008·Application pending·0 cites
- 4460US6822627B2Plasma display panel and imaging device using the sameHITACHI LTD·Filed 2002·Granted Nov 23, 2004·4 cites·8 claims
- 4560US6755571B2Rotational and bearing structures and a seat-weight measuring apparatusTAKATA CORP·Filed 2002·Granted Jun 29, 2004·15 cites·9 claims
- 4660US6714176B2Plasma display device and a method of driving the sameHITACHI LTD·Filed 2002·Granted Mar 30, 2004·6 cites·21 claims
- 4759US8221900B2Zinc-based metal plated steel sheetMAKIMIZU YOICHI·Filed 2008·Granted Jul 17, 2012·1 cites·4 claims
- 4859US7133218B2Optical systemHITACHI LTD·Filed 2002·Granted Nov 7, 2006·3 cites·37 claims
- 4959US4614692AFuel cell electrode, process for producing the same and fuel cell using the sameHITACHI LTD·Filed 1985·Granted Sep 30, 1986·20 cites·22 claims
- 5058US12171846B2Nonwoven fabric for skin care products, face mask, and cleansing sheetTORAY INDUSTRIES·Filed 2019·Granted Dec 24, 2024·0 cites·7 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →