Toshiro Oba

Person

Ikoma, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic device and method of displaying mathematical expressions...
- Patent number 6,142,367
- Issue date Nov 7, 2000
- Sharp Kabushiki Kaisha
- Akiyoshi Satoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Function calculator with graphic chart facility
- Patent number 5,825,001
- Issue date Oct 20, 1998
- Sharp Kabushiki Kaisha
- Toshiro Oba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Calculating device capable of quickly finding a solution in an appl...
- Patent number 5,528,524
- Issue date Jun 18, 1996
- Sharp Kabushiki Kaisha
- Toshiro Oba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Calculator with display of processing for mulas as processing progr...
- Patent number 5,519,646
- Issue date May 21, 1996
- Sharp Kabushiki Kaisha
- Syuji Uemura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic apparatus
- Patent number 5,454,035
- Issue date Sep 26, 1995
- Sharp Kabushiki Kaisha
- Toshiro Oba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scientific electronic calculator for performing mathematical operat...
- Patent number 5,381,353
- Issue date Jan 10, 1995
- Sharp Kabushiki Kaisha
- Toshiro Oba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processor for processing data singly or in an array
- Patent number 5,241,684
- Issue date Aug 31, 1993
- Sharp Kabushiki Kaisha
- Toshiro Oba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic apparatus
- Patent number 5,150,316
- Issue date Sep 22, 1992
- Sharp Kabushiki Kaisha
- Akitaka Morita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic translator apparatus for translating words or phrases an...
- Patent number 5,136,505
- Issue date Aug 4, 1992
- Sharp Kabushiki Kaisha
- Yoshimitsu Inamori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic display apparatus with scrolling function
- Patent number 5,125,078
- Issue date Jun 23, 1992
- Sharp Kabushiki Kaisha
- Eichika Matsuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Portable automatic dialing unit
- Patent number 4,980,910
- Issue date Dec 25, 1990
- Sharp Kabushiki Kaisha
- Toshiro Oba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic calculator having matrix calculations
- Patent number 4,866,650
- Issue date Sep 12, 1989
- Sharp Kabushiki Kaisha
- Toshiro Oba
- G06 - COMPUTING CALCULATING COUNTING

Toshiro Oba

Person

Patents Grantslast 30 patents

Electronic device and method of displaying mathematical expressions...

Function calculator with graphic chart facility

Calculating device capable of quickly finding a solution in an appl...

Calculator with display of processing for mulas as processing progr...

Electronic apparatus

Scientific electronic calculator for performing mathematical operat...

Data processor for processing data singly or in an array

Electronic apparatus

Electronic translator apparatus for translating words or phrases an...

Electronic display apparatus with scrolling function

Portable automatic dialing unit

Electronic calculator having matrix calculations