Hitomi Aizawa

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Information processing device for diver
- Patent number 6,519,548
- Issue date Feb 11, 2003
- Seiko Epson Corporation
- Masao Kuroda
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Power saving display subsystem for portable computers
- Patent number 5,548,765
- Issue date Aug 20, 1996
- Seiko Epson Corporation
- Takeo Tsunoda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic encoder with high resolution of data signal recording at r...
- Patent number 5,036,276
- Issue date Jul 30, 1991
- Seiko Epson Corporation
- Hitomi Aizawa
- G01 - MEASURING TESTING
Information Patent Grant
Electronic timekeeping apparatus with temperature compensation and...
- Patent number 4,761,771
- Issue date Aug 2, 1988
- Seiko Epson Corporation
- Tatsuo Moriya
- G04 - HOROLOGY
Information Patent Grant
Circuit and method for correcting the rate of an electronic timepiece
- Patent number 4,730,286
- Issue date Mar 8, 1988
- Seiko Epson Corporation
- Hitomi Aizawa
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece with a sound generator
- Patent number 4,551,029
- Issue date Nov 5, 1985
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic timepiece with record/playback circuits
- Patent number 4,508,457
- Issue date Apr 2, 1985
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Chattering preventive circuit
- Patent number 4,479,065
- Issue date Oct 23, 1984
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Anti-chatter circuit for small portable apparatus
- Patent number 4,417,155
- Issue date Nov 22, 1983
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic timepiece with frequency correction
- Patent number 4,378,167
- Issue date Mar 29, 1983
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- G04 - HOROLOGY
Information Patent Grant
Electronic wristwatch with alarm function
- Patent number 4,376,992
- Issue date Mar 15, 1983
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece with error compensation circuit
- Patent number 4,349,900
- Issue date Sep 14, 1982
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece with calendar display arrangement
- Patent number 4,303,995
- Issue date Dec 1, 1981
- Kabushiki Kaisha Suwa Seikosha
- Hitomi Aizawa
- G04 - HOROLOGY

Hitomi Aizawa

Person

Patents Grantslast 30 patents

Information processing device for diver

Power saving display subsystem for portable computers

Magnetic encoder with high resolution of data signal recording at r...

Electronic timekeeping apparatus with temperature compensation and...

Circuit and method for correcting the rate of an electronic timepiece

Electronic timepiece with a sound generator

Electronic timepiece with record/playback circuits

Chattering preventive circuit

Anti-chatter circuit for small portable apparatus

Electronic timepiece with frequency correction

Electronic wristwatch with alarm function

Electronic timepiece with error compensation circuit

Electronic timepiece with calendar display arrangement