Inventor · disambiguated record
Hidetoshi Hamai
Also filed as: HAMAI HIDETOSHI
5 granted patents·2 pending applications·104 citations·filing 1999–2004
82Inventor score
Files withMITSUMI ELECTRIC CO LTD5
Top patents by PatentIndex Score
7 records- 0181US6638113B2Pin configuration adapter for AC-adapterMITSUMI ELECTRIC CO LTD·Filed 2001·Granted Oct 28, 2003·38 cites·4 claims
- 0270US6794851B2Charging circuit and battery chargerMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Sep 21, 2004·29 cites·12 claims
- 0363US6641412B2AC adapter that can narrow the blade distance when the plug is stored in the caseMITSUMI ELECTRIC CO LTD·Filed 2002·Granted Nov 4, 2003·19 cites·5 claims
- 0449US7071655B2AC adapter having a function for lowering and heightening an adapter voltageMITSUMI ELECTRIC CO LTD·Filed 2004·Granted Jul 4, 2006·6 cites·7 claims
- 0548US6273734B1Electronic device with AC plugMITSUMI ELECTRIC CO LTD·Filed 1999·Granted Aug 14, 2001·12 cites·9 claims
- 0631US2002127918A1AC-adapter and pin configuration adapter for AC-adapterFiled 2002·Application pending·0 cites
- 0725US2002137382A1Power adapter deviceFiled 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hidetoshi Hamai 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 →