Assignee
AOYAMA SEISAKUSHO
JP·77 granted patents·18 pending applications·1,186 citations·filing 1978–2025
Top patents by PatentIndex Score
95 records- 0199US6855217B2Method of baking treatment of steel product partsAOYAMA SEISAKUSHO·Filed 2002·Granted Feb 15, 2005·71 cites·19 claims
- 0292US6789993B2Fastener for clamping members having a certain spacing from each other while maintaining the certain spacing therebetweenAOYAMA SEISAKUSHO·Filed 2001·Granted Sep 14, 2004·86 cites·7 claims
- 0391US11878380B2Device and method for fixing nut to inner surface of pipe memberAOYAMA SEISAKUSHO·Filed 2023·Granted Jan 23, 2024·2 cites·6 claims
- 0491US6560819B2Water-proof grommetAOYAMA SEISAKUSHO·Filed 2001·Granted May 13, 2003·64 cites·3 claims
- 0591US4579492APlastic screw anchorAOYAMA SEISAKUSHO·Filed 1983·Granted Apr 1, 1986·77 cites·4 claims
- 0686US9903405B2BoltAOYAMA SEISAKUSHO·Filed 2016·Granted Feb 27, 2018·9 cites·3 claims
- 0783US11725685B2Caulking boltAOYAMA SEISAKUSHO·Filed 2020·Granted Aug 15, 2023·2 cites·7 claims
- 0882US7488135B2Fastening deviceAOYAMA SEISAKUSHO·Filed 2004·Granted Feb 10, 2009·34 cites·3 claims
- 0981US9764371B2Method and device for caulking a caulking memberAOYAMA SEISAKUSHO·Filed 2013·Granted Sep 19, 2017·4 cites·3 claims
- 1080US12000422B2Crimp securing structure of bolt, crimp securing method for crimp bolt, and crimping dieAOYAMA SEISAKUSHO·Filed 2022·Granted Jun 4, 2024·1 cites·7 claims
- 1180US4486135ATapping screwAOYAMA SEISAKUSHO·Filed 1982·Granted Dec 4, 1984·44 cites·3 claims
- 1279US11242882B2Staking boltAOYAMA SEISAKUSHO·Filed 2019·Granted Feb 8, 2022·3 cites·1 claims
- 1379US6672813B1Tapping screwAOYAMA SEISAKUSHO·Filed 2000·Granted Jan 6, 2004·39 cites·4 claims
- 1478US7866930B2BoltAOYAMA SEISAKUSHO·Filed 2005·Granted Jan 11, 2011·14 cites·2 claims
- 1578US6796761B2Bolt and nutAOYAMA SEISAKUSHO·Filed 2002·Granted Sep 28, 2004·28 cites·20 claims
- 1678US2025377008A1Earthing nut and method of manufacturing thereofAOYAMA SEISAKUSHO·Filed 2025·Application pending·0 cites
- 1776US7160073B2Tapping screwAOYAMA SEISAKUSHO·Filed 2004·Granted Jan 9, 2007·27 cites·5 claims
- 1875US10655666B2Caulking boltAOYAMA SEISAKUSHO·Filed 2018·Granted May 19, 2020·4 cites·3 claims
- 1973US10156250B2Case nutAOYAMA SEISAKUSHO·Filed 2017·Granted Dec 18, 2018·3 cites·3 claims
- 2072US6135689ASelf-locking fastenerAOYAMA SEISAKUSHO·Filed 1998·Granted Oct 24, 2000·42 cites·12 claims
- 2172US5294225ASynthetic resin grommetAOYAMA SEISAKUSHO·Filed 1991·Granted Mar 15, 1994·41 cites·2 claims
- 2272US5174704ABolt head and socket for the sameAOYAMA SEISAKUSHO·Filed 1991·Granted Dec 29, 1992·39 cites·4 claims
- 2371US6679666B2Screw having a temporary holding member on the screw shankAOYAMA SEISAKUSHO·Filed 2001·Granted Jan 20, 2004·31 cites·4 claims
- 2470US5537783AHolder for a window glass of a vehicleAOYAMA SEISAKUSHO·Filed 1994·Granted Jul 23, 1996·39 cites·6 claims
- 2567US6604900B2Pierce nutAOYAMA SEISAKUSHO·Filed 2001·Granted Aug 12, 2003·19 cites·4 claims
- 2666US5707193AScrew-fitting clip and object-engaging mechanism using the sameAOYAMA SEISAKUSHO·Filed 1996·Granted Jan 13, 1998·33 cites·11 claims
- 2765US5269640AHolding device for use in assembling mechanical membersAOYAMA SEISAKUSHO·Filed 1992·Granted Dec 14, 1993·34 cites·7 claims
- 2865US5073073ASelf-aligning bolt and a self-aligning nutAOYAMA SEISAKUSHO·Filed 1989·Granted Dec 17, 1991·27 cites·3 claims
- 2964US6120227ASelf-aligning boltAOYAMA SEISAKUSHO·Filed 1999·Granted Sep 19, 2000·28 cites·4 claims
- 3063US7780384B2Hook attaching unitAOYAMA SEISAKUSHO·Filed 2006·Granted Aug 24, 2010·4 cites·6 claims
- 3163US6446833B1Automatic nut feeding deviceAOYAMA SEISAKUSHO·Filed 2000·Granted Sep 10, 2002·8 cites·10 claims
- 3262US10267348B2Bolt for peeling coating filmAOYAMA SEISAKUSHO·Filed 2017·Granted Apr 23, 2019·1 cites·6 claims
- 3362US4525912APierce nut and a back-up die used in combination therewithAOYAMA SEISAKUSHO·Filed 1983·Granted Jul 2, 1985·21 cites·3 claims
- 3462US4228722AUpset boltAOYAMA SEISAKUSHO·Filed 1978·Granted Oct 21, 1980·21 cites·1 claims
- 3561US11719273B2Coating film peeling nutAOYAMA SEISAKUSHO·Filed 2020·Granted Aug 8, 2023·0 cites·4 claims
- 3661US9022710B2Anti-seizing nutAOYAMA SEISAKUSHO·Filed 2014·Granted May 5, 2015·2 cites·3 claims
- 3761US4900206ANut with coverAOYAMA SEISAKUSHO·Filed 1989·Granted Feb 13, 1990·23 cites·2 claims
- 3860US6779957B2Bolt, method of fastening members with the use of the bolt, and method of releasing fasteningAOYAMA SEISAKUSHO·Filed 2001·Granted Aug 24, 2004·13 cites·15 claims
- 3960US6481880B2Aiming apparatus and process for manufacturing headlight using the sameAOYAMA SEISAKUSHO·Filed 2001·Granted Nov 19, 2002·9 cites·7 claims
- 4060US2024263666A1Fastening memberAOYAMA SEISAKUSHO·Filed 2024·Application pending·0 cites
- 4159US6520210B2Spool valveAOYAMA SEISAKUSHO·Filed 2001·Granted Feb 18, 2003·4 cites·12 claims
- 4259US2024301912A1Seal washerAOYAMA SEISAKUSHO·Filed 2024·Application pending·0 cites
- 4358US12534942B2StrikerAOYAMA SEISAKUSHO·Filed 2024·Granted Jan 27, 2026·0 cites·8 claims
- 4458US11885366B2Piercing nut and method for fixing the same to inner surface of mating member having closed sectional shapeAOYAMA SEISAKUSHO·Filed 2022·Granted Jan 30, 2024·0 cites·11 claims
- 4558US11111946B2Rust proofing treatment liquid for threaded part, method for producing rust-proofed threaded part, and rust-proofed threaded partAOYAMA SEISAKUSHO·Filed 2018·Granted Sep 7, 2021·0 cites·2 claims
- 4658US9441664B2Seal washerAOYAMA SEISAKUSHO·Filed 2012·Granted Sep 13, 2016·3 cites·4 claims
- 4758US6443678B2Grommet for preventing water penetrationAOYAMA SEISAKUSHO·Filed 2000·Granted Sep 3, 2002·8 cites·3 claims
- 4858US6298880B1Spool valve and manufacturing method thereforAOYAMA SEISAKUSHO·Filed 2000·Granted Oct 9, 2001·7 cites·14 claims
- 4958US5209622ABolt having spherically tipped thread free cylindrical columnAOYAMA SEISAKUSHO·Filed 1991·Granted May 11, 1993·25 cites·1 claims
- 5058US2024151255A1Metal element, joining structure of metal element to metal plate, joining structure of metal element to dissimilar material plates made of resin, metal, and the like, joined article, and method for manufacturing joined articleAOYAMA SEISAKUSHO·Filed 2023·Application pending·0 cites
Showing the top 50 of 95 patent records by PatentIndex Score.
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