Inventor

Tatsuo Tani

Inventor

Urayasu, JP

Overview

1976–2010

Patent span

Physics

Primary field (CPC G)

Patents· 54 as inventor

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

G03Gprimary

G03GElectrography29%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes11%

Y02PClimate change mitigation technologies in the production or processing of goods11%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables7%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

Y10TTechnical subjects covered by former us classification3%

B29BPreparation or pretreatment of the material to be shaped2%

B41JTypewriters2%

C08CTreatment or chemical modification of rubbers2%

PatentTitleYear

7,707,085'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2010 7,353,118'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2008 7,346,459'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2008 7,243,032'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2007 7,177,768'System and method for providing environmental management information, recording medium recording the information, and computer data signal'2007 7,117,117'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2006 6,965,833'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2005 6,816,792'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2004 6,701,257'System and method for providing environmental impact information, recording medium recording the information, and computer data signal'2004 6,681,188'System and method for providing environmental management information, recording medium recording the information, and computer data signal'2004 6,529,788'Recycling system and recycling method'2003 6,127,012'Recyclable article and sheet-like member included therein'2000 6,124,014'Product including parts which can be recycled'2000 5,659,838'Method and system for substantially eliminating a shadow effect during duplication'1997 5,442,432'Recording apparatus with a finisher having multiple bind modes'1995 5,418,607'Two side recording method and apparatus therefor'1995 5,382,011'Recording apparatus with a folder/stapler device'1995 5,335,051'Foreign material removing device and developing apparatus comprising the same'1994 5,172,179'Image recorder with a paper bundling device'1992 5,166,738'Copier operable in two-sided and combination copy modes'1992 5,144,385'Curl removing device for an image recorder'1992 5,029,833'Recording apparatus'1991 4,977,429'Apparatus for supplying toner to an image forming apparatus'1990 4,967,234'Image forming apparatus'1990 4,926,358'System for controlling curls of a paper'1990 4,772,917'Copier with double-face copying and/or composite copying capability and intermediate sheet feeder therefor'1988 4,627,707'Copier with image editing function'1986 4,583,834'Copying apparatus'1986 4,571,056'Fixing device'1986 4,569,331'Solar heat powered plant'1986 4,449,517'Solar heat plant'1984 4,417,806'Method for effecting registration for a copying apparatus'1983 4,297,021'Powder material transportation apparatus'1981 4,281,557'Means for driving a movable body'1981 4,277,163'Variable magnification electrostatic copying machine'1981 4,217,052'Method for effecting registration for a copying apparatus'1980 4,214,832'Electrostatic copying machine comprising improved document scanning means'1980 4,194,837'Original feed apparatus for electrophotographic copying machine'1980 4,192,609'Method for effecting registration for a copying apparatus'1980 4,172,658'Image forming device of copying apparatus of the variable duplicate size type'1979 4,171,904'Image forming device of copying apparatus of the variable duplicate size type'1979 4,167,322'Electrostatic copying system having monitoring devices'1979 4,165,172'Drum cleaning system for electrophotographic apparatus'1979 4,158,497'Copying apparatus'1979 4,139,298'Copying apparatus capable of producing copies differing in size from originals'1979 4,116,266'Apparatus for heat transfer'1978 4,106,763'Cassette type sheet feed apparatus for copying machine or the like'1978 4,098,501'Cassette type sheet feed apparatus for copying machine or the like'1978 4,032,229'Construction of electrophotographic copying machines with a cleaning unit for photosensitive surface'1977 4,010,732'Multi-stage system for accumulation of heat from solar radiant energy'1977 3,994,868'Hydrogenation of polyhydroxylunsaturated hydrocarbon polymers'1976 3,977,666'Apparatus for selectively feeding sheets from a plurality of cassettes'1976 3,950,304'Curable composition used for an electrical insulating material'1976 3,931,346'Process for preparing a polymerizable diene polymer'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2010Patents assigned to RICOH KK (47)· patent assignee history

1976Patents assigned to MITSUBISHI CHEM IND (3)· patent assignee history

1976–1986Based in Tokyo, JP· patent location history

1976Based in Yokohama, JP· patent location history

1977–1986Patents assigned to AGENCY IND SCIENCE TECHN (4)· patent assignee history

1977–1978Based in Koganei, JP· patent location history

1984–1986Patents assigned to TOKYO SHIBAURA ELECTRIC CO (2)· patent assignee history

1986–2010Based in Urayasu, JP· patent location history

2000–2008Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICOH KK	47	1976–2010
AGENCY IND SCIENCE TECHN	4	1977–1986
MITSUBISHI CHEM IND	3	1976
TOKYO SHIBAURA ELECTRIC CO	2	1984–1986

Locations

Location	Patents	Span
Urayasu, JP	25	1986–2010
Tokyo, JP	19	1976–1986
Chiba, JP	3	2000–2008
Yokohama, JP	3	1976
Koganei, JP	2	1977–1978