P

Inventor

TAKAYANAGI TOSHIAKI

JP6 patents
⚠️ This page may combine multiple inventors who share the name “TAKAYANAGI TOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI PENCIL CO

3 patents
US6398441B1Jun 4, 2002

Ink for ball-point pen and ball-point pen using the same

MITSUBISHI PENCIL CO14 citations81
US6786958B2Sep 7, 2004

Ink for oil-based ball pen

MITSUBISHI PENCIL CO10 citations73
US5690442ANov 25, 1997

Metal tip for ball-point pen

MITSUBISHI PENCIL CO2 citations59

BRIDGESTONE TIRE CO LTD

2 patents
US4006766AFeb 8, 1977

Radial tires

BRIDGESTONE TIRE CO LTD24 citations78
US4007069AFeb 8, 1977

Process for making radial tires

BRIDGESTONE TIRE CO LTD31 citations78

MABUCHI MOTOR CO

1 patent
US5691863ANov 25, 1997

Power feeding device for VTR rotating drum

MABUCHI MOTOR CO3 citations60