Inventor

Fumio Togawa

Inventor

Nara, JP

Overview

22→

Patents

1981–1996

Patent span

Physics

Primary field (CPC G)

Patents· 22 as inventor

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

G06Fprimary

G06FElectric digital data processing22%

G06VImage or video recognition or understanding17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%

G11BInformation storage based on relative movement between record carrier and transducer12%

Y10TTechnical subjects covered by former us classification12%

G06NComputing arrangements based on specific computational models10%

G10LSpeech analysis techniques or speech synthesis7%

B41JTypewriters5%

PatentTitleYear

5,561,796'Apparatus for searching for speech and moving images'1996 5,283,838'Neural network apparatus'1994 5,276,769'Neural network learning apparatus and method'1994 5,271,068'Character recognition device which divides a single character region into subregions to obtain a character code'1993 5,263,107'Receptive field neural network with shift-invariant pattern recognition'1993 5,195,169'Control device for controlling learning of a neural network'1993 5,151,951'Character recognition device which divides a single character region into subregions to obtain a character code'1992 5,121,442'Figure input system'1992 5,119,438'Recognizing apparatus'1992 5,065,438'Character recognition apparatus with inputting function of ruled lines'1991 5,033,006'Self-extending neural-network'1991 5,022,081'Information recognition system'1991 4,953,225'Handwritten character-recognizing apparatus for automatically generating and displaying character frames'1990 4,908,864'Voice recognition method and apparatus by updating reference patterns'1990 4,581,756'Recognition of speech or speech-like sounds using associative memory'1986 4,536,444'Magnetic recording medium'1985 4,480,004'Magnetic recording medium'1984 4,465,735'Magnetic recording medium'1984 4,444,835'Magnetic recording medium'1984 4,424,518'Column dot formation in an ink jet system printer of the charge amplitude controlling type'1984 4,368,474'Ink droplet formation control in an ink jet system printer'1983 4,299,882'Magnetic recording medium and process'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1985Patents assigned to HITACHI MAXELL (5)· patent assignee history

1983–1996Patents assigned to SHARP KK (16)· patent assignee history

1983–1984Based in Yamatokoriyama, JP· patent location history

1984–1985Based in Ohtsu, JP· patent location history

1986Patents assigned to COMPUTER BASIC TECH RES (1)· patent assignee history

1986–1994Based in Nara, JP· patent location history

1992–1994Based in Hillsboro, OR, US· patent location history

1996Patents assigned to REAL WORLD COMPUTING PARTNERSH (1)· patent assignee history

1996Based in Sakura, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHARP KK	16	1983–1996
HITACHI MAXELL	5	1981–1985
COMPUTER BASIC TECH RES	1	1986
REAL WORLD COMPUTING PARTNERSH	1	1996

Locations

Location	Patents	Span
Nara, JP	10	1986–1994
Hillsboro, OR, US	4	1992–1994
Ohtsu, JP	4	1984–1985
Yamatokoriyama, JP	2	1983–1984
Sakura, JP	1	1996