P

Inventor

YOKOYAMA SHOJI

JP68 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA SHOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AISIN AW CO

23 patents
US5559511ASep 24, 1996

Vehicle route guidance apparatus for re-searching for a new route when vehicle goes out of route

AISIN AW CO124 citations99
US5231584AJul 27, 1993

Navigation apparatus with non-volatile memory for return to initial departure point

AISIN AW CO176 citations99
US5168452ADec 1, 1992

Route exploration method of navigation apparatus

AISIN AW CO172 citations99
US5121326AJun 9, 1992

Display system in navigation apparatus

AISIN AW CO209 citations99
US4992947AFeb 12, 1991

Vehicular navigation apparatus with help function

AISIN AW CO201 citations99
US4954959ASep 4, 1990

Navigation system

AISIN AW CO158 citations99
US4939662AJul 3, 1990

Navigation apparatus

AISIN AW CO167 citations99
US5544061AAug 6, 1996

Navigation system with destination set by longitude and latitude coordinate points

AISIN AW CO114 citations98
US5043902AAug 27, 1991

Vehicular navigation apparatus

AISIN AW CO130 citations98
US5452212ASep 19, 1995

Navigation system for vehicle

AISIN AW CO132 citations97
US5475599ADec 12, 1995

Vehicle navigation system

AISIN AW CO69 citations96
US5452217ASep 19, 1995

Navigation system for guiding vehicle orally

AISIN AW CO89 citations96
US5343399AAug 30, 1994

Vehicle navigation system

AISIN AW CO80 citations96
US5067082ANov 19, 1991

Navigation apparatus

AISIN AW CO88 citations96
US4937751AJun 26, 1990

Navigation apparatus

AISIN AW CO108 citations96
US4882696ANov 21, 1989

Navigation apparatus

AISIN AW CO66 citations96
US5917435AJun 29, 1999

Navigation apparatus for vehicles

AISIN AW CO92 citations95
US5751228AMay 12, 1998

Guide system

AISIN AW CO62 citations95
US5444629AAug 22, 1995

Vehicle-guiding device for recognizing curved road and leading vehicle along curved road aurally

AISIN AW CO23 citations93
US4937752AJun 26, 1990

An apparatus for correcting distance error in a navigation system

AISIN AW CO50 citations93
US5614898AMar 25, 1997

Guide system

AISIN AW CO52 citations92
US5850215ADec 15, 1998

Display apparatus for a car

AISIN AW CO29 citations91
US5687083ANov 11, 1997

Vehicle-guiding device for recognizing curved road and leading vehicle along curved road aurally

AISIN AW CO7 citations74

AISIN WARNER

8 patents

EQUOS RESEARCH KK

5 patents

TOYOTA MOTOR CO LTD

3 patents

SHINSANGYO KAIHATSU KK

2 patents

MIKI NOBUAKI

2 patents

SEIKO EPSON CORP

1 patent

FUJI MEDICAL INSTR MFG CO LTD

1 patent

KABUSHIKI EQUOS RESEARCH

1 patent

YOKOYAMA SHOJI

1 patent

ITO WATARU

1 patent

FUJI ELECTRIC CO LTD

1 patent

HONDA ACCESS KK

1 patent

Showing the top 50 of 68 patents by PatentIndex Score.