Inventor

SUGIMOTO YASUYUKI

JP5 patents

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

PILOT KK

2 patents

US5609432AMar 11, 1997

Ballpoint pen containing an aqueous ink composition

PILOT KK9 citations67

US5205862AApr 27, 1993

Water resistant ink compositions and process for preparation

PILOT KK4 citations60

TOYO SODA MFG CO LTD

1 patent

US4264373AApr 28, 1981

Method of refining beet juice

TOYO SODA MFG CO LTD8 citations65

PILOT CORP

1 patent

US7497902B2Mar 3, 2009

Water based ink composition for rollerball pen

PILOT CORP0 citations47

PILOT CORPORATION KK

1 patent

US10087337B2Oct 2, 2018

Oil-based ball-point pen refill, oil-based ball-point pen, and oil-based ball-point pen ink composition

PILOT CORPORATION KK0 citations42