Inventor

Kenji Negishi

Inventor

Kanagawa, JP

Overview

16→

Patents

1987–2004

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.

G03Bprimary

G03BApparatus or arrangements for taking photographs or for projecting or viewing them27%

G11BInformation storage based on relative movement between record carrier and transducer23%

B29BPreparation or pretreatment of the material to be shaped8%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts8%

B29LIndexing scheme associated with subclass b29c, relating to particular articles8%

D01HSpinning or twisting8%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management8%

B41JTypewriters4%

H04NPictorial communication, e.g. television4%

Y10TTechnical subjects covered by former us classification4%

PatentTitleYear

6,766,109'Camera casing and recycling method therefor'2004 6,634,744'Ink-jet printer'2003 6,597,865'Film unit with waterproof lens and waterproof ring'2003 6,567,614'Camera casing and recycling method therefor'2003 6,483,991'Waterproof type photographing apparatus and package for lens-fitted photo film unit'2002 5,923,904'Lens fitted film unit with film cartridge alignment reducing thickness of unit'1999 5,752,086'Lens-fitted photo film unit with supported film advance wheel'1998 5,717,551'Contact-type magnetic head having an integral control portion for generating negative pressure'1998 5,669,016'Lens-fitted photo film unit and method of producing the same'1997 5,047,884'Magnetic head having a control portion for generating negative pressure'1991 4,996,619'Apparatus for adjustably supporting a head carriage'1991 4,873,598'Mechanism for supporting and guiding a head carriage'1989 4,819,302'Swingingly movable clearer mechanism suspended from a draft roller'1989 4,785,507'Clearer device for bottom draft roller'1988 4,731,920'Method for mounting a magnetic head'1988 4,713,706'Device for mounting magnetic head'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2004Patents assigned to FUJI PHOTO FILM CO LTD (13)· patent assignee history

1987Based in Ashigarakami-gun, JP· patent location history

1988–1989Patents assigned to TOYODA AUTOMATIC LOOM WORKS (2)· patent assignee history

1988Patents assigned to KANPATSU KOGYO KK (1)· patent assignee history

1988–1989Based in Fujieda, JP· patent location history

1988Based in Minato-ku, JP· patent location history

1989Patents assigned to KANPATSU KOGYO KABUSHIKI KAISH (1)· patent assignee history

1989–2003Based in Tokyo, JP· patent location history

1997–2004Based in Kanagawa, JP· patent location history

2003Patents assigned to KONISHIROKU PHOTO IND (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI PHOTO FILM CO LTD	13	1987–2004
TOYODA AUTOMATIC LOOM WORKS	2	1988–1989
KANPATSU KOGYO KABUSHIKI KAISH	1	1989
KANPATSU KOGYO KK	1	1988
KONISHIROKU PHOTO IND	1	2003

Locations

Location	Patents	Span
Kanagawa, JP	7	1997–2004
Tokyo, JP	5	1989–2003
Fujieda, JP	2	1988–1989
Minato-ku, JP	1	1988
Ashigarakami-gun, JP	1	1987