Inventor

Fumiaki Kawawaki

Inventor

Nara, JP

Overview

1991–2001

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.

G06Fprimary

G06FElectric digital data processing100%

PatentTitleYear

6,195,671'Electronic computing apparatus having arithmetic processing function and arithmetic processing method'2001 6,142,367'Electronic device and method of displaying mathematical expressions including variables'2000 5,519,646'Calculator with display of processing for mulas as processing progresses'1996 5,371,694'Scientific calculator'1994 5,335,193'Scientific calculator with coordinate transformation and single line numeric value display'1994 5,285,399'Calculator with easily enterable constant calculation mode'1994 5,253,191'Electronic computer capable of entering unary operator using prefix notation'1993 5,249,147'Electronic apparatus provided with device of calculating complex numbers'1993 5,241,489'Electronic computer with fraction and exponent display'1993 5,155,815'Computer in which data home is changeable in any mode'1992 5,136,505'Electronic translator apparatus for translating words or phrases and auxiliary information related to the words or phrases'1992 5,134,577'Computer with algebraic expression memory'1992 5,132,924'Electronic computer capable of repeatedly displaying the results of a quotient/remainder calculation'1992 5,109,518'Calculator with single-key cursor-left-shift clear function and single-key cursor-right-shift clear function'1992 5,079,732'Multi-functional electronic desk calculator'1992 5,065,359'Desk top calculator with access sequence control system for various constants'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2001Patents assigned to SHARP KK (16)· patent assignee history

1991–2001Based in Nara, JP· patent location history

1992–2000Based in Shiki, JP· patent location history

1992Based in Yamatokoriyama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHARP KK	16	1991–2001

Locations

Location	Patents	Span
Nara, JP	6	1991–2001
Shiki, JP	6	1992–2000
Yamatokoriyama, JP	4	1992