P

Inventor

HAMAMOTO TAKASHI

JP21 patents
⚠️ This page may combine multiple inventors who share the name “HAMAMOTO TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CANON KK

17 patents
US5623476AApr 22, 1997

Recording device and reproduction device

CANON KK79 citations96
US4496629AJan 29, 1985

Material used to bear writing or printing

CANON KK44 citations96
US4481244ANov 6, 1984

Material used to bear writing or printing

CANON KK73 citations96
US4798694AJan 17, 1989

Method for producing composite materials

CANON KK56 citations95
US4592980AJun 3, 1986

Photoconductive layer having hydrophilic and hydrophobic moieties

CANON KK27 citations93
US4957061ASep 18, 1990

Plurality of beam producing means disposed in different longitudinal and lateral directions from each other with respect to a substrate

CANON KK51 citations92
US4802989AFeb 7, 1989

System for purifying dye

CANON KK22 citations82
US5359204AOct 25, 1994

Switching device

CANON KK10 citations74
US5140398AAug 18, 1992

Switching device

CANON KK13 citations74
US4698151AOct 6, 1987

Dyestuff refining system

CANON KK10 citations74
US4664815AMay 12, 1987

Ink production system

CANON KK14 citations74
US4618561AOct 21, 1986

Monomolecular record memory medium with photosensitive diazonium salt

CANON KK7 citations74
US4544580AOct 1, 1985

Method for recording by writing or printing with ink

CANON KK8 citations74
US4804613AFeb 14, 1989

Optical recording medium and optical recording process using such medium

CANON KK2 citations63
US4766047AAug 23, 1988

Optical recording medium and optical recording process using such medium

CANON KK3 citations63
US4634628AJan 6, 1987

Recording medium and image recording process

CANON KK5 citations63
US4572847AFeb 25, 1986

Process for recording with ink on a material comprising a substrate having thereon a coating layer with micro-cracks

CANON KK4 citations63

OKI ELECTRIC IND CO LTD

2 patents

KOBE STEEL LTD

1 patent

TOYO KOGYO CO

1 patent