Junichi Takahashi

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polarization control device
- Patent number 7,630,132
- Issue date Dec 8, 2009
- Ricoh Company, Ltd.
- Suguru Sangu
- G02 - OPTICS
Information Patent Grant
Optical-pickup slide, manufacturing method thereof, probe and manuf...
- Patent number 7,489,616
- Issue date Feb 10, 2009
- Ricoh Company, Ltd.
- Junichi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field optical probe having an internal near field generating a...
- Patent number 6,995,350
- Issue date Feb 7, 2006
- Ricoh Company, Ltd.
- Shunsuke Fujita
- G01 - MEASURING TESTING
Information Patent Grant
Method of manufacturing a probe array
- Patent number 6,993,826
- Issue date Feb 7, 2006
- Ricoh Company, Ltd.
- Junichi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical-pickup slider, manufacturing method thereof, probe and manu...
- Patent number 6,680,900
- Issue date Jan 20, 2004
- Ricoh Company, Ltd.
- Junichi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording and reproducing apparatus
- Patent number 6,665,239
- Issue date Dec 16, 2003
- Ricoh Company, Ltd.
- Junichi Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Array processor and control method thereof
- Patent number 4,905,143
- Issue date Feb 27, 1990
- Nippon Telegraph and Telephone Public Company
- Junichi Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor diffusion type force sensing apparatus
- Patent number 4,884,051
- Issue date Nov 28, 1989
- Ricoh Company, Ltd.
- Junichi Takahashi
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Polarization control device
- Publication number 20060262398
- Publication date Nov 23, 2006
- Suguru Sangu
- G02 - OPTICS
Information Patent Application
Optical-pickup slider, manufacturing method thereof, probe and manu...
- Publication number 20060153058
- Publication date Jul 13, 2006
- Junichi Takahashi
- G01 - MEASURING TESTING
Information Patent Application
Optical-pickup slider, manufacturing method thereof, probe and manu...
- Publication number 20040114502
- Publication date Jun 17, 2004
- Junichi Takahashi
- G01 - MEASURING TESTING
Information Patent Application
Near field optical probe and manufacturing method thereof
- Publication number 20030075683
- Publication date Apr 24, 2003
- Shunsuke Fujita
- G01 - MEASURING TESTING

Junichi Takahashi

Person

Patents Grantslast 30 patents

Polarization control device

Optical-pickup slide, manufacturing method thereof, probe and manuf...

Near field optical probe having an internal near field generating a...

Method of manufacturing a probe array

Optical-pickup slider, manufacturing method thereof, probe and manu...

Optical information recording and reproducing apparatus

Array processor and control method thereof

Semiconductor diffusion type force sensing apparatus

Patents Applicationslast 30 patents

Polarization control device

Optical-pickup slider, manufacturing method thereof, probe and manu...

Optical-pickup slider, manufacturing method thereof, probe and manu...

Near field optical probe and manufacturing method thereof