Inventor · disambiguated record
Tadamasa Hayakawa
Also filed as: HAYAKAWA TADAMASA
12 granted patents·598 citations·filing 1999–2000
94Inventor score
Files withMITSUBISHI ELECTRIC CORP12
Top patents by PatentIndex Score
12 records- 0198USD425887SPortable telephone deviceMITSUBISHI ELECTRIC CORP·Filed 1999·Granted May 30, 2000·217 cites·1 claims
- 0297USD434739SPortable telephone deviceMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Dec 5, 2000·74 cites·1 claims
- 0395USD442569SPortable telephone deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 22, 2001·60 cites·1 claims
- 0495USD425056SPortable telephoneMITSUBISHI ELECTRIC CORP·Filed 1999·Granted May 16, 2000·66 cites·1 claims
- 0593USD430858SPortable telephoneMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Sep 12, 2000·59 cites·1 claims
- 0687USD426218SPortable telephone deviceMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jun 6, 2000·32 cites·1 claims
- 0785USD444454SPortable telephone deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jul 3, 2001·26 cites·1 claims
- 0873USD434018SPortable telephoneMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 21, 2000·19 cites·1 claims
- 0970USD431233SPortable telephoneMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Sep 26, 2000·15 cites·1 claims
- 1066USD446786SPortion of portable telephoneMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Aug 21, 2001·14 cites·1 claims
- 1163USD431819SKey arrangementMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Oct 10, 2000·13 cites·1 claims
- 1238USD434019SPortable telephone handsetMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Nov 21, 2000·3 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Tadamasa Hayakawa 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 →