Inventor

YONETANI NOBUHIRO

JP5 patents

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

UENO SEIYAKU OYO KENKYUJO KK

3 patents

US7169523B2Jan 30, 2007

Charge controllers

UENO SEIYAKU OYO KENKYUJO KK0 citations40

US7074536B2Jul 11, 2006

Alkylenebisnaphtol derivative and charge control agent which consists of the same

UENO SEIYAKU OYO KENKYUJO KK0 citations40

US7030261B2Apr 18, 2006

Method for preparing 2-hydroxy-6-ureidocarbonyl naphthalene derivative

UENO SEIYAKU OYO KENKYUJO KK0 citations39

UENO FINE CHEMICAL IND

2 patents

US7449608B2Nov 11, 2008

Naphthol derivative and charge control agent comprising the same

UENO FINE CHEMICAL IND2 citations60

US7531691B2May 12, 2009

Method for producing naphthalene carboxylic acid amide compound

UENO FINE CHEMICAL IND0 citations37