Inventor · disambiguated record
Hirokazu Hirayama
Also filed as: HIRAYAMA HIROKAZU
33 granted patents·2 pending applications·653 citations·filing 1986–2022
97Inventor score
Top patents by PatentIndex Score
35 records- 0192US7234661B2Drag adjustment device for a dual-bearing reelSHIMANO KK·Filed 2005·Granted Jun 26, 2007·24 cites·8 claims
- 0292US6460793B1Dual-bearing reel unitSHIMANO KK·Filed 2000·Granted Oct 8, 2002·43 cites·35 claims
- 0389US6409113B1Dual-bearing reel bodySHIMANO KK·Filed 2000·Granted Jun 25, 2002·35 cites·16 claims
- 0487US4811269ABit slice multiplication circuitHITACHI LTD·Filed 1986·Granted Mar 7, 1989·95 cites·4 claims
- 0586US4839846AApparatus for performing floating point arithmetic operations and rounding the result thereofHITACHI LTD·Filed 1986·Granted Jun 13, 1989·91 cites·10 claims
- 0683US9775333B2Fishing reelSHIMANO KK·Filed 2015·Granted Oct 3, 2017·3 cites·12 claims
- 0783US6474580B1Dual-bearing reel centrifugal braking deviceSHIMANO KK·Filed 2000·Granted Nov 5, 2002·24 cites·21 claims
- 0881US10021864B2Fishing reel and magnetic seal device thereforSHIMANO KK·Filed 2016·Granted Jul 17, 2018·3 cites·14 claims
- 0980US9750233B2Line roller unit and fishing line guide mechanismSHIMANO KK·Filed 2015·Granted Sep 5, 2017·2 cites·20 claims
- 1076US7850110B2Drag adjusting device for dual-bearing reelSHIMANO KK·Filed 2009·Granted Dec 14, 2010·6 cites·18 claims
- 1175US6819218B2Maintenance/inspection support apparatus and entry/exit management apparatusTOSHIBA KK·Filed 2002·Granted Nov 16, 2004·39 cites·3 claims
- 1274US7823823B2Drag adjusting device for dual-bearing reelSHIMANO KK·Filed 2009·Granted Nov 2, 2010·4 cites·9 claims
- 1374US6394381B1Dual-bearing reel centrifugal braking deviceSHIMANO KK·Filed 2000·Granted May 28, 2002·14 cites·13 claims
- 1474US6336604B1Fishing line guide mechanism for a spinning reelSHIMANO KK·Filed 2000·Granted Jan 8, 2002·16 cites·17 claims
- 1571US8985493B2Fishing-reel reel unit and fishing reelSHIMANO KK·Filed 2012·Granted Mar 24, 2015·2 cites·9 claims
- 1669US7370821B2Spool assembly for a dual bearing reelSHIMANO KK·Filed 2005·Granted May 13, 2008·2 cites·18 claims
- 1769US6417760B1Maintenance/inspection support apparatus and entry/exit management apparatusTOSHIBA KK·Filed 1998·Granted Jul 9, 2002·106 cites·19 claims
- 1866US8925846B2Fishing-reel reel unit, fishing reel and method of manufacturing fishing-reel reel unitNIITSUMA AKIRA·Filed 2012·Granted Jan 6, 2015·2 cites·11 claims
- 1966US7161872B2Fishing data display deviceSHIMANO KK·Filed 2004·Granted Jan 9, 2007·23 cites·13 claims
- 2065US6988684B2Handle assembly for fishing reelSHIMANO KK·Filed 2003·Granted Jan 24, 2006·7 cites·14 claims
- 2164US6729568B2Spinning reel bail tripping deviceSHIMANO KK·Filed 2002·Granted May 4, 2004·8 cites·18 claims
- 2263US11819012B2Spinning reelSHIMANO KK·Filed 2022·Granted Nov 21, 2023·0 cites·7 claims
- 2363US8398011B2Fishing reelKURIYAMA HIROAKI·Filed 2011·Granted Mar 19, 2013·2 cites·9 claims
- 2462US8534584B2Dual-bearing reel speed change operation mechanismHIRAYAMA HIROKAZU·Filed 2011·Granted Sep 17, 2013·2 cites·8 claims
- 2562US5003458ASuspended instruction restart processing system based on a checkpoint microprogram addressHITACHI LTD·Filed 1987·Granted Mar 26, 1991·31 cites·3 claims
- 2661US6364231B1Spinning reel spool and line economizer thereforSHIMANO KK·Filed 2000·Granted Apr 2, 2002·6 cites·14 claims
- 2760US11317614B2Line guide mechanism for spinning reelSHIMANO KK·Filed 2020·Granted May 3, 2022·0 cites·11 claims
- 2858US5297239ACompile type knowledge processing tool, a high-speed inference method therefor and a system using the toolHITACHI LTD·Filed 1992·Granted Mar 22, 1994·20 cites·1 claims
- 2955US10412946B2Spinning reel for fishingSHIMANO KK·Filed 2017·Granted Sep 17, 2019·0 cites·7 claims
- 3054US5146569ASystem for storing restart address of microprogram, determining the validity, and using valid restart address to resume execution upon removal of suspensionHITACHI LTD·Filed 1991·Granted Sep 8, 1992·29 cites·9 claims
- 3153US10113649B2Magnetic seal device and fishing reel including the seal deviceSHIMANO KK·Filed 2016·Granted Oct 30, 2018·0 cites·18 claims
- 3250USD448445SFishing reelSHIMANO KK·Filed 2000·Granted Sep 25, 2001·7 cites·1 claims
- 3338US2003088368A1Environmental management support system, environmental management support method, and storage medium storing program thereforFiled 2002·Application pending·0 cites
- 3436US5558289ASpinning reelSHIMANO KK·Filed 1995·Granted Sep 24, 1996·7 cites·12 claims
- 3533US2012229393A1Data display method and data display systemHIRAYAMA HIROKAZU·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →