Inventor · disambiguated record
Akira Hirabayashi
Also filed as: HIRABAYASHI AKIRA
11 granted patents·333 citations·filing 1989–2003
92Inventor score
Files withIZUMI PROD CO6I O DATA DEVICE INC2KK IZUMI SEIKI SEISAKUSHO1MURATA MANUFACTURING CO1TORAY ENG CO LTD1
Top patents by PatentIndex Score
11 records- 0197USD321285SElectric toothbrushKK IZUMI SEIKI SEISAKUSHO·Filed 1989·Granted Nov 5, 1991·99 cites·1 claims
- 0288US5099536AElectric toothbrushIZUMI PROD CO·Filed 1989·Granted Mar 31, 1992·103 cites·8 claims
- 0378US6501553B1Surface profile measuring method and apparatusTORAY ENG CO LTD·Filed 2000·Granted Dec 31, 2002·28 cites·20 claims
- 0462US6931731B2Electric shaverIZUMI PROD CO·Filed 2003·Granted Aug 23, 2005·13 cites·3 claims
- 0562US6789322B2Electric shaverIZUMI PROD CO·Filed 2003·Granted Sep 14, 2004·13 cites·4 claims
- 0657US6688002B2Electric shaverIZUMI PROD CO·Filed 2001·Granted Feb 10, 2004·10 cites·6 claims
- 0757US6481629B1PC card with variable width data bus communication capabilitiesI O DATA DEVICE INC·Filed 1998·Granted Nov 19, 2002·43 cites·9 claims
- 0855US7171751B2Electric shaverIZUMI PROD CO·Filed 2003·Granted Feb 6, 2007·7 cites·8 claims
- 0950US7143515B2Electric shaverIZUMI PROD CO·Filed 2003·Granted Dec 5, 2006·2 cites·6 claims
- 1046US6290513B1PC card switchably compatible with 16-bit and 32-bit modesMURATA MANUFACTURING CO·Filed 1998·Granted Sep 18, 2001·13 cites·19 claims
- 1124US6269415B1Method for transferring data over an address busI O DATA DEVICE INC·Filed 1997·Granted Jul 31, 2001·2 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Akira Hirabayashi 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 →