Inventor · disambiguated record
Hiroki Nakazawa
Also filed as: NAKAZAWA HIROKI
9 granted patents·1 pending application·45 citations·filing 1999–2021
82Inventor score
Files withENEOS CORP2NIPPON CARBIDE KOGYO KK2OKUMURA MANABU2TDK CORP2NIPPON CARBIDE IND HANGZHOU CO LTD1
Top patents by PatentIndex Score
10 records- 0186US11732207B2Lubricating oil composition for internal combustion engineENEOS CORP·Filed 2021·Granted Aug 22, 2023·1 cites·15 claims
- 0277US6198600B1Thin film magnetic head and manufacturing method thereofTDK CORP·Filed 1999·Granted Mar 6, 2001·33 cites·20 claims
- 0363US10459131B2Retroreflective sheeting and vehicle license plateNIPPON CARBIDE IND HANGZHOU CO LTD·Filed 2017·Granted Oct 29, 2019·1 cites·12 claims
- 0458US7269889B2Method of manufacturing a magnetic headTDK CORP·Filed 2002·Granted Sep 18, 2007·7 cites·3 claims
- 0558US6520651B1Retroreflective sheetNIPPON CARBIDE KOGYO KK·Filed 2000·Granted Feb 18, 2003·2 cites·7 claims
- 0654US7587586B2Method, program, and system for setting up communication data for devices and supported applicationsSEIKO EPSON CORP·Filed 2005·Granted Sep 8, 2009·1 cites·12 claims
- 0752US8059505B2Data writing control device, data writing control method, and data writing control program for writing to an optical discOKUMURA MANABU·Filed 2008·Granted Nov 15, 2011·0 cites·9 claims
- 0852US2008226906A1Retroreflective SheetingNIPPON CARBIDE KOGYO KK·Filed 2006·Application pending·0 cites
- 0951US11987766B2Lubricating oil composition for internal combustion engineENEOS CORP·Filed 2021·Granted May 21, 2024·0 cites·19 claims
- 1043US8264924B2Data writing control device, data writing control method, and data writing control programOKUMURA MANABU·Filed 2011·Granted Sep 11, 2012·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Hiroki Nakazawa 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 →