Inventor · disambiguated record
Kei Saito
Also filed as: SAITO KEI
63 granted patents·7 pending applications·117 citations·filing 2000–2025
98Inventor score
Top patents by PatentIndex Score
70 records- 0196US9706761B1Spinning reel for fishingSHIMANO KK·Filed 2016·Granted Jul 18, 2017·12 cites·8 claims
- 0292US11366410B2Developer container, developing device, process cartridge, and image forming apparatusRICOH CO LTD·Filed 2021·Granted Jun 21, 2022·2 cites·16 claims
- 0391US10010061B2Spinning reelSHIMANO KK·Filed 2016·Granted Jul 3, 2018·6 cites·20 claims
- 0491US9840596B2Polyphenylene sulfide block copolymer and manufacturing method thereforTORAY INDUSTRIES·Filed 2015·Granted Dec 12, 2017·3 cites·14 claims
- 0588US10334833B2Spinning reelSHIMANO KK·Filed 2017·Granted Jul 2, 2019·4 cites·19 claims
- 0688US10278377B2Rotation transmission mechanism for spinning reelSHIMANO KK·Filed 2017·Granted May 7, 2019·4 cites·12 claims
- 0787US10577501B2Polyphenylene sulfide resin composition and hollow forming products using the sameTORAY INDUSTRIES·Filed 2017·Granted Mar 3, 2020·2 cites·12 claims
- 0887US8534585B2Centrifugal brake device for dual-bearing reelSAITO KEI·Filed 2012·Granted Sep 17, 2013·10 cites·9 claims
- 0985US10575507B2Spinning reelSHIMANO KK·Filed 2018·Granted Mar 3, 2020·3 cites·8 claims
- 1084US9625851B2Developing device and image forming apparatus incorporating sameOSHIKAWA YUKI·Filed 2016·Granted Apr 18, 2017·2 cites·13 claims
- 1182US11395482B2Spinning reelSHIMANO KK·Filed 2021·Granted Jul 26, 2022·1 cites·10 claims
- 1280US7802744B2Spinning reelSHIMANO KK·Filed 2008·Granted Sep 28, 2010·8 cites·13 claims
- 1380US7628348B2Reel unit of spinning reelSHIMANO KK·Filed 2008·Granted Dec 8, 2009·8 cites·7 claims
- 1477US10561130B2Roller clutch for fishing reelSHIMANO KK·Filed 2018·Granted Feb 18, 2020·1 cites·9 claims
- 1577US8925847B2Spinning reelSHIMANO KK·Filed 2013·Granted Jan 6, 2015·4 cites·8 claims
- 1677US8485461B2Spinning reel spool coupling structureSAITO KEI·Filed 2010·Granted Jul 16, 2013·5 cites·16 claims
- 1777US7163167B2One way clutch for spinning reelSHIMANO KK·Filed 2005·Granted Jan 16, 2007·6 cites·12 claims
- 1876US7314192B2Spinning reelSHIMANO KK·Filed 2006·Granted Jan 1, 2008·6 cites·11 claims
- 1975US10617101B2Fishing reelSHIMANO KK·Filed 2018·Granted Apr 14, 2020·1 cites·12 claims
- 2075US7537178B2Spinning reelSHIMANO KK·Filed 2007·Granted May 26, 2009·5 cites·9 claims
- 2175US6960628B2Polyphenylene sulfide resin compositionTORAY INDUSTRIES·Filed 2003·Granted Nov 1, 2005·14 cites·5 claims
- 2274US10412944B2Pinion gear for a fishing reelSHIMANO KK·Filed 2017·Granted Sep 17, 2019·1 cites·9 claims
- 2373US11726418B2Developer container, developing device, process cartridge, and image forming apparatusRICOH CO LTD·Filed 2022·Granted Aug 15, 2023·0 cites·17 claims
- 2473US7293731B2Reciprocating mechanism for spinning reelSHIMANO KK·Filed 2006·Granted Nov 13, 2007·4 cites·12 claims
- 2572US11599061B2Image forming apparatusRICOH CO LTD·Filed 2022·Granted Mar 7, 2023·0 cites·15 claims
- 2671US7649075B2Process for preparing polyphenylene etherUNIV WASEDA·Filed 2005·Granted Jan 19, 2010·1 cites·1 claims
- 2769US2025244695A1Developing device, process cartridge, and image forming apparatusSAITO KEI·Filed 2025·Application pending·0 cites
- 2868US11716980B2Spinning reelSHIMANO KK·Filed 2022·Granted Aug 8, 2023·0 cites·10 claims
- 2967US11449002B2Image forming apparatusSAITO KEI·Filed 2021·Granted Sep 20, 2022·0 cites·17 claims
- 3067US9591839B2Spinning reel for fishing and a braking operation lever for the rotor braking deviceSHIMANO KK·Filed 2014·Granted Mar 14, 2017·1 cites·15 claims
- 3167US2025370374A1Developing device, process cartridge, and image forming apparatusHASHIKAWA HOTARU·Filed 2025·Application pending·0 cites
- 3267US2024287265A1Polyarylene sulfide resin composition and molded articleTORAY INDUSTRIES·Filed 2022·Application pending·0 cites
- 3366US2024384046A1Polyarylene sulfide resin composition and molded articleTORAY INDUSTRIES·Filed 2022·Application pending·0 cites
- 3465US10973216B2Fishing reel capSHIMANO KK·Filed 2019·Granted Apr 13, 2021·0 cites·8 claims
- 3563US12216418B2Powder conveyance device and image forming apparatus including a conveyor and first and second conveyance tubesKAWASHIMA NAOHIRO·Filed 2023·Granted Feb 4, 2025·0 cites·18 claims
- 3663US11856930B2Collar member for spinning reelSHIMANO KK·Filed 2022·Granted Jan 2, 2024·0 cites·2 claims
- 3763US11819012B2Spinning reelSHIMANO KK·Filed 2022·Granted Nov 21, 2023·0 cites·7 claims
- 3863US9737062B2Roller clutch for fishing reel and spinning reelSHIMANO KK·Filed 2014·Granted Aug 22, 2017·1 cites·10 claims
- 3963US2024384099A1Polyarylene sulfide resin composition and molded articleTORAY INDUSTRIES·Filed 2022·Application pending·0 cites
- 4063US2025145770A1Polyarylene sulfide resin composition and molded articleTORAY INDUSTRIES·Filed 2022·Application pending·0 cites
- 4162US10765095B2Line clip for spinning reel, and spool for spinning reel having line clipSHIMANO KK·Filed 2018·Granted Sep 8, 2020·0 cites·14 claims
- 4261US10779522B2Rotation transmission mechanism and spinning reel for fishing having the sameSHIMANO KK·Filed 2018·Granted Sep 22, 2020·0 cites·11 claims
- 4361US10721921B2Spinning reelSHIMANO KK·Filed 2018·Granted Jul 28, 2020·0 cites·12 claims
- 4461US10667503B2Fishing reelSHIMANO KK·Filed 2019·Granted Jun 2, 2020·0 cites·8 claims
- 4561US9772579B2Developing device and image forming apparatus incorporating sameOSHIKAWA YUKI·Filed 2016·Granted Sep 26, 2017·0 cites·4 claims
- 4661US2024174858A1Polyphenylene sulfide resin composition and method of producing sameTORAY INDUSTRIES·Filed 2022·Application pending·0 cites
- 4760US10869469B2Drag knob and fishing reelSHIMANO KK·Filed 2018·Granted Dec 22, 2020·0 cites·12 claims
- 4860US10806133B2Rotor of spinning reel for fishing and spinning reel for fishing with the rotorSHIMANO KK·Filed 2018·Granted Oct 20, 2020·0 cites·15 claims
- 4959US10575509B2Drag knobSHIMANO KK·Filed 2018·Granted Mar 3, 2020·0 cites·5 claims
- 5059US10477847B2Roller clutch for fishing reelSHIMANO KK·Filed 2018·Granted Nov 19, 2019·0 cites·10 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →