Inventor

Hisayuki Ochi

Inventor

Yokohama, JP

Overview

16→

Patents

1984–1998

Patent span

Physics

Primary field (CPC G)

Patents· 16 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary

G03GElectrography67%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%

G11BInformation storage based on relative movement between record carrier and transducer4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

5,802,428'Images forming apparatus and developer for developing electrostatic images'1998 5,534,981'Image forming apparatus and developer for developing electrostatic images'1996 5,510,223'Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus'1996 5,470,686'Image forming apparatus'1995 5,392,103'Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus'1995 5,307,122'Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images'1994 5,270,770'Image forming method comprising electrostatic transfer of developed image and corresponding image forming apparatus'1993 5,153,377'Image forming apparatus'1992 5,141,833'One component developer for developing electrostatic image and image forming method'1992 5,041,351'One component developer for developing electrostatic image and image forming method'1991 4,980,256'Positively chargeable one component magnetic developer'1990 4,797,344'Encapsulated toner having shell with first vinyl polymer with Mn of 2000-225000 and second vinyl polymer with Mn of 1000-15000'1989 4,740,443'Encapsulated electrostatic toner with locally attached non-magnetic inorganic particles'1988 4,543,312'Magnetic toner comprising magnetic powders having controlled size distribution'1985 4,514,485'Developer for electrophotography having carrier particles, toner particles and electroconductive fine powders'1985 4,448,870'Magnetic color toner'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1998Patents assigned to CANON KK (16)· patent assignee history

1984–1990Based in Tokyo, JP· patent location history

1991–1996Based in Yokohama, JP· patent location history

1996Based in Yokoyama, JP· patent location history

1998Based in Shizuoka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	16	1984–1998

Locations

Location	Patents	Span
Yokohama, JP	8	1991–1996
Tokyo, JP	6	1984–1990
Shizuoka, JP	1	1998
Yokoyama, JP	1	1996