Inventor · disambiguated record
Takanobu Iwama
Also filed as: IWAMA TAKANOBU
28 granted patents·2 pending applications·69 citations·filing 1997–2023
94Inventor score
Top patents by PatentIndex Score
30 records- 0197US10796724B1Magnetic recording mediumSONY CORP·Filed 2019·Granted Oct 6, 2020·27 cites·32 claims
- 0295US11107505B2CartridgeSONY CORP·Filed 2020·Granted Aug 31, 2021·5 cites·26 claims
- 0393US11423946B2Cartridge including tape-shaped magnetic recording mediumSONY GROUP CORP·Filed 2021·Granted Aug 23, 2022·3 cites·26 claims
- 0491US11664054B2Cartridge including tape-shaped magnetic recording mediumSONY CORP·Filed 2022·Granted May 30, 2023·2 cites·27 claims
- 0588US11031033B2Magnetic recording medium and cartridgeSONY CORP·Filed 2019·Granted Jun 8, 2021·6 cites·23 claims
- 0683US11302351B2High density magnetic recording medium and cartridge including high density magnetic recording mediumSONY CORP·Filed 2018·Granted Apr 12, 2022·4 cites·20 claims
- 0782US11551715B2Cartridge memory and control method for the same, cartridge, and recording and reproducing systemSONY CORP·Filed 2019·Granted Jan 10, 2023·3 cites·8 claims
- 0879US11183209B2High density magnetic recording medium and cartridgeSONY CORP·Filed 2019·Granted Nov 23, 2021·3 cites·27 claims
- 0974US11538495B2Magnetic recording medium, magnetic recording/reproducing device, and magnetic recording medium cartridgeSONY CORP·Filed 2019·Granted Dec 27, 2022·2 cites·23 claims
- 1073US12020730B2Cartridge including tape-shaped magnetic recording mediumSONY CORP·Filed 2023·Granted Jun 25, 2024·0 cites·28 claims
- 1170US11373681B2Cartridge memory used for tape cartridge, tape cartridge, data management system, and cartridge memory used for recording medium cartridgeSONY CORP·Filed 2019·Granted Jun 28, 2022·2 cites·17 claims
- 1267US11830531B2Magnetic recording mediumSONY GROUP CORP·Filed 2022·Granted Nov 28, 2023·0 cites·27 claims
- 1366US10971186B2Cartridge memory, recording medium cartridge, and method of producing the sameSONY CORP·Filed 2019·Granted Apr 6, 2021·1 cites·9 claims
- 1465US10984819B2Magnetic tape recording device including cartridge memory having a plurality of memory banksSONY CORP·Filed 2019·Granted Apr 20, 2021·1 cites·13 claims
- 1564US11145329B2Recording medium cartridge and drive deviceSONY CORP·Filed 2019·Granted Oct 12, 2021·1 cites·8 claims
- 1662US11393506B2Cartridge memorySONY CORP·Filed 2021·Granted Jul 19, 2022·0 cites·12 claims
- 1762US11328742B2Cartridge memory having a plurality of memory banks , tape cartridge, and recording and reproducing systemSONY GROUP CORP·Filed 2021·Granted May 10, 2022·0 cites·13 claims
- 1856US11955148B2Cleaning tape and cartridgeSONY GROUP CORP·Filed 2020·Granted Apr 9, 2024·0 cites·15 claims
- 1955US11562197B2Non-contact communication medium and recording medium cartridgeSONY CORP·Filed 2019·Granted Jan 24, 2023·0 cites·8 claims
- 2052US11790945B2Cartridge, memory, data recording apparatus, and data reproduction apparatus including information for adjusting magnetic tape widthSONY CORP·Filed 2020·Granted Oct 17, 2023·0 cites·20 claims
- 2150US11715492B2Cartridge including cartridge case housing magnetic tape and memory storing information for adjusting tape width, data recording apparatus, and data reproduction apparatusSONY CORP·Filed 2019·Granted Aug 1, 2023·0 cites·28 claims
- 2250US6175468B1Reproducing apparatus with auxiliary shutter configurationSONY CORP·Filed 1997·Granted Jan 16, 2001·9 cites·17 claims
- 2348US11348615B2Cartridge memory for magnetic tape cartridge, control method therefor, cartridge, and recording/reproduction systemSONY CORP·Filed 2019·Granted May 31, 2022·0 cites·14 claims
- 2446US11741991B2Magnetic recording mediumSONY CORP·Filed 2018·Granted Aug 29, 2023·0 cites·18 claims
- 2546US11450345B2Magnetic recording medium, magnetic recording/reproducing device, and magnetic recording medium cartridgeSONY CORP·Filed 2019·Granted Sep 20, 2022·0 cites·19 claims
- 2645US11615812B2Magnetic recording mediumSONY CORP·Filed 2019·Granted Mar 28, 2023·0 cites·21 claims
- 2745US11527260B2Magnetic recording medium, magnetic recording/reproducing device, and magnetic recording medium cartridgeSONY GROUP CORP·Filed 2019·Granted Dec 13, 2022·0 cites·18 claims
- 2845US11443767B2Magnetic recording tape having magnetic layer indentations and manufacturing method thereof, and magnetic recording tape cartridgeSONY CORP·Filed 2018·Granted Sep 13, 2022·0 cites·14 claims
- 2939US2024404555A1Magnetic recording medium and magnetic recording medium cartridgeSONY GROUP CORP·Filed 2022·Application pending·0 cites
- 3038US2020411044A1Magnetic recording tape, method of producing the same, and magnetic recording tape cartridgeSONY CORP·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Takanobu Iwama 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 →