Inventor · disambiguated record

Eiichi Niitsuma

Also filed as: NIITSUMA EIICHI

2 granted patents·86 citations·filing 2002–2002

67Inventor score

Technology areasG01C G08G

Files withALPINE ELECTRONICS INC2

Top patents by PatentIndex Score

2 records

0172US6751550B2Navigation apparatusALPINE ELECTRONICS INC·Filed 2002·Granted Jun 15, 2004·40 cites·24 claims
0269US6693564B2Navigation apparatus and intersection guidance methodALPINE ELECTRONICS INC·Filed 2002·Granted Feb 17, 2004·46 cites·14 claims

Join the waitlist — get patent alerts

Get an alert when Eiichi Niitsuma 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 →