Inventor · disambiguated record
Hirofumi Yasuda
Also filed as: YASUDA HIROFUMI
22 granted patents·8 pending applications·572 citations·filing 1975–2021
96Inventor score
Top patents by PatentIndex Score
30 records- 0198US7674744B2Catalyst powder, method of producing the catalyst powder, and exhaust gas purifying catalystNISSAN MOTOR·Filed 2005·Granted Mar 9, 2010·96 cites·8 claims
- 0296US8404611B2Exhaust gas purifying catalyst and production method thereofNAKAMURA MASANORI·Filed 2006·Granted Mar 26, 2013·39 cites·33 claims
- 0396US8080494B2Catalyst, exhaust gas purifying catalyst, and method of producing the catalystYASUDA HIROFUMI·Filed 2005·Granted Dec 20, 2011·93 cites·12 claims
- 0496US7713911B2Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powderNISSAN MOTOR·Filed 2005·Granted May 11, 2010·35 cites·9 claims
- 0595US7605108B2Catalyst, exhaust gas purification catalyst, and method for manufacturing sameNISSAN MOTOR·Filed 2005·Granted Oct 20, 2009·33 cites·7 claims
- 0695US7601670B2Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powderNISSAN MOTOR·Filed 2005·Granted Oct 13, 2009·42 cites·6 claims
- 0794US4839443APolysiloxane containing hydroxyl groups and a silicone-modified polyurethane using the sameCHISSO CORP·Filed 1988·Granted Jun 13, 1989·75 cites·2 claims
- 0893US6232376B1Moisture curable polyolefin compositionsNIPPON UNICAR CO LTD·Filed 2000·Granted May 15, 2001·70 cites·6 claims
- 0992US7585811B2Catalyst powder, exhaust gas purifying catalyst, and method of producing the catalyst powderNISSAN MOTOR·Filed 2005·Granted Sep 8, 2009·28 cites·6 claims
- 1086US7833930B2Exhaust gas purifying catalyst and production method thereofNISSAN MOTOR·Filed 2007·Granted Nov 16, 2010·8 cites·11 claims
- 1179US10109884B2Non-aqueous electrolyte secondary batteryNISSAN MOTOR·Filed 2015·Granted Oct 23, 2018·2 cites·1 claims
- 1269US8101539B2Purifying catalystYASUDA HIROFUMI·Filed 2008·Granted Jan 24, 2012·2 cites·7 claims
- 1361US5612557ASemiconductor device having an inter-layer insulating film disposed between two wiring layersSEIKO EPSON CORP·Filed 1995·Granted Mar 18, 1997·27 cites·42 claims
- 1459US2024154181A1All-Solid-State BatteryNISSAN MOTOR·Filed 2021·Application pending·0 cites
- 1558US9073044B2Exhaust gas purifying catalyst and production method thereofNAKAMURA MASANORI·Filed 2013·Granted Jul 7, 2015·0 cites·14 claims
- 1657US2023395788A1Positive Electrode Material for Electric Device, Positive Electrode for Electric Device and Electric Device Using Positive Electrode Material for Electric DeviceNISSAN MOTOR·Filed 2020·Application pending·0 cites
- 1749US2011034331A1Exhaust gas purifying catalyst and production method thereofNISSAN MOTOR·Filed 2010·Application pending·0 cites
- 1847US2008139382A1Catalyst for purification of exhaust gasNISSAN MOTOR·Filed 2007·Application pending·0 cites
- 1947US2006170322A1Circuit electron emission element, method of manufacturing electron emission element, image display device, and electronic apparatusSEIKO EPSON CORP·Filed 2005·Application pending·0 cites
- 2045US7737076B2Catalyst and producing method thereofNISSAN MOTOR·Filed 2004·Granted Jun 15, 2010·0 cites·8 claims
- 2145US2007167319A1Heat-resistive catalyst and production method thereofNISSAN MOTOR·Filed 2004·Application pending·0 cites
- 2243US2009280978A1Exhaust gas purifying catalyst and method of producing exhaust gas purifying catalystNISSAN MOTOR·Filed 2005·Application pending·0 cites
- 2342US4106278AElectronic timepiece utilizing semiconductor-insulating substrate integrated circuitrySUWA SEIKOSHA KK·Filed 1975·Granted Aug 15, 1978·5 cites·18 claims
- 2439US2008318769A1Catalyst and Method for Manufacturing Catalyst for Use in Exhaust Emission ControlWAKAMATSU HIRONORI·Filed 2005·Application pending·0 cites
- 2537US4931996ASemiconductor memory deviceSEIKO EPSON CORP·Filed 1989·Granted Jun 5, 1990·4 cites·45 claims
- 2635US9160033B2Non-aqueous electrolyte composition and non-aqueous electrolyte secondary batteryHAGIYAMA KOSUKE·Filed 2011·Granted Oct 13, 2015·0 cites·5 claims
- 2734US5260899ASense amplifier for semiconductor memory deviceSEIKO EPSON CORP·Filed 1991·Granted Nov 9, 1993·4 cites·56 claims
- 2834US5101380ASemiconductor memory deviceSEIKO EPSON CORP·Filed 1990·Granted Mar 31, 1992·3 cites·95 claims
- 2932US5191402ASemiconductor device having an inter-layer insulating film disposed between two wiring layersSEIKO EPSON CORP·Filed 1990·Granted Mar 2, 1993·4 cites·16 claims
- 3031US5345420ASemiconductor memory deviceSEIKO EPSON CORP·Filed 1993·Granted Sep 6, 1994·2 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Hirofumi Yasuda 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 →