Inventor

TOZAWA KATSUTOSHI

JP5 patents

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

KONISHIROKU PHOTO IND

2 patents

US4230787AOct 28, 1980

Magnetic toner for developing latent electrostatic images and a process for the preparation thereof

KONISHIROKU PHOTO IND11 citations71

US4164476AAug 14, 1979

Developer for latent electrostatic image and process for preparation thereof

KONISHIROKU PHOTO IND8 citations71

UETAKE SHIGERU

1 patent

US4137188AJan 30, 1979

Magnetic toner for electrophotography

UETAKE SHIGERU78 citations91

(unassigned)

1 patent

US6320971B1Nov 20, 2001

Speaker system and a method for improving sound quality thereof

18 citations88

TOZAWA KATSUTOSHI

1 patent

USRE39330EOct 10, 2006

Speaker system and a method for improving sound quality thereof

TOZAWA KATSUTOSHI12 citations77