Inventor

Tutomu Saito

Inventor

Yokohama, JP

Overview

25→

Patents

1981–2002

Patent span

Physics

Primary field (CPC G)

Patents· 25 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television29%

B41JTypewriters7%

E05FDevices for moving wings into open or closed position5%

E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof5%

G03GElectrography5%

G03HHolographic processes or apparatus5%

G06FElectric digital data processing5%

G06KGraphical data reading5%

G06VImage or video recognition or understanding5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

PatentTitleYear

6,421,451'Step difference detection apparatus and processing apparatus using the same'2002 6,299,972'Microcapsule magnetic display sheet and a method thereof'2001 6,045,208'Ink-jet recording device having an ultrasonic generating element array'2000 5,963,498'Method for controlling memory address of digital signal processor'1999 5,668,648'Computer-assisted holographic display apparatus'1997 5,539,440'Image forming apparatus having colorant holding regions and a colorant repelling region'1996 5,359,434'Scanning optical apparatus'1994 5,347,375'Computer-assisted holographic image formation technique which determines interference pattern data used to form the holographic'1994 5,278,641'Brightness referenced color image correcting apparatus'1994 5,199,081'System for recording an image having a facial image and ID information'1993 5,183,347'Apparatus for printing images on booklets'1993 5,028,991'Image signal processing apparatus for use in color image reproduction'1991 5,022,184'Manual window regulator'1991 4,926,251'Color image processing apparatus with image corrector'1990 4,908,988'Self-driving closure device'1990 4,827,335'Color image reading apparatus with two color separation filters each having two filter elements'1989 4,806,780'Image correction method and apparatus with partial detector array sampling'1989 4,745,467'Color image-processing apparatus'1988 4,694,310'Method and apparatus of electrophotography'1987 4,692,812'Picture image reader'1987 4,672,433'Color signal processing apparatus with a signal interpolation function for use in a color copier'1987 4,329,011'Method for driving a light scanning apparatus'1982 4,327,287'Laser scanning apparatus'1982 4,307,930'Light beam scanning device'1981 4,269,391'Valve sealing device and a valve'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1982Patents assigned to TOKYO SHIBAURA ELECTRIC CO (3)· patent assignee history

1981–2002Based in Yokohama, JP· patent location history

1987–2002Patents assigned to TOSHIBA KK (17)· patent assignee history

1987Based in Kanagawa, JP· patent location history

1990–1991Patents assigned to ASMO CO LTD (2)· patent assignee history

1990–1991Based in Toyohashi, JP· patent location history

1999Patents assigned to KAWAI MUSICAL INSTR MFG CO (1)· patent assignee history

1999Based in Hamamatsu, JP· patent location history

2001Patents assigned to CHEMITECH INC (1)· patent assignee history

2001Based in Fuchu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	17	1987–2002
TOKYO SHIBAURA ELECTRIC CO	3	1981–1982
ASMO CO LTD	2	1990–1991
CHEMITECH INC	1	2001
KAWAI MUSICAL INSTR MFG CO	1	1999

Locations

Location	Patents	Span
Yokohama, JP	20	1981–2002
Toyohashi, JP	2	1990–1991
Fuchu, JP	1	2001
Hamamatsu, JP	1	1999
Kanagawa, JP	1	1987