Yooji Maruyama

Person

Iruma, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Flying type optical head integrally formed with light source and ph...
- Patent number 6,611,487
- Issue date Aug 26, 2003
- Hitachi, Ltd.
- Takeshi Shimano
- G11 - INFORMATION STORAGE
Information Patent Grant
Flying type optical head integrally formed with light source and ph...
- Patent number 6,185,177
- Issue date Feb 6, 2001
- Hitachi, Ltd.
- Takeshi Shimano
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Flying type optical head integrally formed with light source and ph...
- Patent number 5,995,474
- Issue date Nov 30, 1999
- Hitachi, Ltd.
- Takeshi Shimano
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Flying type optical head integrally formed with light source and ph...
- Patent number 5,715,226
- Issue date Feb 3, 1998
- Hitachi, Ltd.
- Takeshi Shimano
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Flying type optical head integrally formed with light source and ph...
- Patent number 5,481,386
- Issue date Jan 2, 1996
- Hitachi, Ltd.
- Takeshi Shimano
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Information recording and reproducing apparatus
- Patent number 5,327,371
- Issue date Jul 5, 1994
- Hitachi, Ltd.
- Yooji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Solid state magnetic memory device
- Patent number 5,309,388
- Issue date May 3, 1994
- Hitachi, Ltd.
- Yooji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic bubble memory device
- Patent number 4,503,517
- Issue date Mar 5, 1985
- Hitachi, Ltd.
- Hiroshi Umezaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Flying type optical head integrally formed with light source and ph...
- Publication number 20020186642
- Publication date Dec 12, 2002
- TAKESHI SHIMANO
- B82 - NANO-TECHNOLOGY
Information Patent Application
FLYING TYPE OPTICAL HEAD INTEGRALLY FORMED WITH LIGHT SOURCE AND PH...
- Publication number 20010012244
- Publication date Aug 9, 2001
- TAKESHI SHIMANO
- B82 - NANO-TECHNOLOGY

Yooji Maruyama

Person

Patents Grantslast 30 patents

Flying type optical head integrally formed with light source and ph...

Flying type optical head integrally formed with light source and ph...

Flying type optical head integrally formed with light source and ph...

Flying type optical head integrally formed with light source and ph...

Flying type optical head integrally formed with light source and ph...

Information recording and reproducing apparatus

Solid state magnetic memory device

Magnetic bubble memory device

Patents Applicationslast 30 patents

Flying type optical head integrally formed with light source and ph...

FLYING TYPE OPTICAL HEAD INTEGRALLY FORMED WITH LIGHT SOURCE AND PH...