Tatsushi Asakawa

Person

Suwa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Voltage regulator for liquid crystal display
- Patent number 4,570,115
- Issue date Feb 11, 1986
- Kabushiki Kaisha Suwa Seikosha
- Toshiyuki Misawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Reference voltage circuit
- Patent number 4,498,040
- Issue date Feb 5, 1985
- Kabushiki Kaisha Suwa Seikosha
- Asakawa Tatsushi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Temperature detector circuit for timepiece
- Patent number 4,465,379
- Issue date Aug 14, 1984
- Kabushiki Kaisha Suwa Seikosha
- Toshiyuki Misawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Selectively adjustable voltage detection integrated circuit
- Patent number 4,377,781
- Issue date Mar 22, 1983
- Kabushiki Kaisha Suwa Seikosha
- Asakawa Tatsushi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Electronic timepiece
- Patent number 4,300,224
- Issue date Nov 10, 1981
- Kabushiki Kaisha Suwa Seikosha
- Yasunori Nakazaki
- G04 - HOROLOGY
Information Patent Grant
Semiconductor integrated circuit for a timepiece
- Patent number 4,272,840
- Issue date Jun 9, 1981
- Kabushiki Kaisha Suwa Seikosha
- Shinji Morozumi
- G04 - HOROLOGY
Information Patent Grant
Charge control circuit
- Patent number 4,266,178
- Issue date May 5, 1981
- Kabushiki Kaisha Suwa Seikosha
- Tatsushi Asakawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selectively adjustable voltage detection integrated circuit
- Patent number 4,258,310
- Issue date Mar 24, 1981
- Kabushiki Kaisha Suwa Seikosha
- Tatsushi Asakawa
- G05 - CONTROLLING REGULATING
Information Patent Grant
Liquid crystal display mechanism
- Patent number 4,242,679
- Issue date Dec 30, 1980
- Kabushiki Kaisha Suwa Seikosha
- Shinji Morozumi
- G02 - OPTICS
Information Patent Grant
Operational amplifier
- Patent number 4,184,124
- Issue date Jan 15, 1980
- Kabushiki Kaisha Suwa Seikosha
- Tatsushi Asakawa
- H03 - BASIC ELECTRONIC CIRCUITRY

Tatsushi Asakawa

Person

Patents Grantslast 30 patents

Voltage regulator for liquid crystal display

Reference voltage circuit

Temperature detector circuit for timepiece

Selectively adjustable voltage detection integrated circuit

Electronic timepiece

Semiconductor integrated circuit for a timepiece

Charge control circuit

Selectively adjustable voltage detection integrated circuit

Liquid crystal display mechanism

Operational amplifier