Inventor · disambiguated record
Hisashi Yagi
Also filed as: YAGI HISASHI
8 granted patents·1 pending application·36 citations·filing 1989–2021
81Inventor score
Top patents by PatentIndex Score
9 records- 0172US5121269ADigital audio tape recorder and music program jump selecting method thereofPIONEER ELECTRONIC CORP·Filed 1991·Granted Jun 9, 1992·20 cites·3 claims
- 0261US5079651ADigital audio tape recorder and music program jump selecting method thereofPIONEER ELECTRONIC CORP·Filed 1989·Granted Jan 7, 1992·11 cites·2 claims
- 0359US2024117192A1Method for manufacturing surface-treated gas-phase-process silica particle, surface-treated gas-phase-process silica particle, and toner external additive for electrostatic charge image developmentSHINETSU CHEMICAL CO·Filed 2021·Application pending·0 cites
- 0454US9487426B2Heat treatment method of synthetic quartz glassSHINETSU CHEMICAL CO·Filed 2015·Granted Nov 8, 2016·0 cites·10 claims
- 0553US11851364B2Synthetic quartz glass substrate and making methodSHINETSU CHEMICAL CO·Filed 2019·Granted Dec 26, 2023·0 cites·8 claims
- 0652US6421436B1Multiline telephone apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 16, 2002·1 cites·12 claims
- 0746US10611676B2Method for preparing synthetic quartz glass substrateSHINETSU CHEMICAL CO·Filed 2015·Granted Apr 7, 2020·0 cites·19 claims
- 0845US10558116B2Method for preparing synthetic quartz glass substrateSHINETSU CHEMICAL CO·Filed 2016·Granted Feb 11, 2020·0 cites·16 claims
- 0925US5717751ATelephone apparatus and private branch exchange apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Feb 10, 1998·4 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Hisashi Yagi 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 →