Inventor · disambiguated record
Takuo Koyanagi
Also filed as: KOYANAGI TAKUO
5 granted patents·512 citations·filing 1996–1999
86Inventor score
Files withZANAVY INFORMATICS KK5
Top patents by PatentIndex Score
5 records- 0193US6078865ANavigation system for guiding a mobile unit through a route to a destination using landmarksZANAVY INFORMATICS KK·Filed 1997·Granted Jun 20, 2000·319 cites·8 claims
- 0281US6012014AMap display apparatus for motor vehicleZANAVY INFORMATICS KK·Filed 1998·Granted Jan 4, 2000·66 cites·14 claims
- 0373US5884217AMap display apparatus for motor vehicleZANAVY INFORMATICS KK·Filed 1996·Granted Mar 16, 1999·77 cites·12 claims
- 0461US6421604B1Map display apparatus for motor vehicleZANAVY INFORMATICS KK·Filed 1999·Granted Jul 16, 2002·32 cites·16 claims
- 0552US5862498AMap display apparatus for motor vehicleZANAVY INFORMATICS KK·Filed 1996·Granted Jan 19, 1999·18 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →