Hitoshi Hatayama

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Laser processing apparatus and processing method employed therein
- Patent number 8,546,722
- Issue date Oct 1, 2013
- Sumitomo Electric Industries, Ltd
- Eiichiro Yamada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of differentiation induction to osteoblasts
- Patent number 7,829,335
- Issue date Nov 9, 2010
- Sumitomo Electric Industries, Ltd.
- Akira Inoue
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Optical multi/demultiplexer
- Patent number 7,085,446
- Issue date Aug 1, 2006
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical component, optical amplification module, and optical transm...
- Patent number 7,027,215
- Issue date Apr 11, 2006
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical amplifier and optical amplification method
- Patent number 6,952,309
- Issue date Oct 4, 2005
- Sumitomo Electric Industries, Ltd.
- Tetsufumi Tsuzaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Planar optical circuit and optical transmission system
- Patent number 6,829,407
- Issue date Dec 7, 2004
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Planar lightwave circuit type variable optical attenuator
- Patent number 6,819,859
- Issue date Nov 16, 2004
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Apparatus for and method of monitoring wavelength multiplexed signa...
- Patent number 6,782,168
- Issue date Aug 24, 2004
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplexing signal number monitoring apparatus...
- Patent number 6,701,090
- Issue date Mar 2, 2004
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical device and control method thereof
- Patent number 6,643,431
- Issue date Nov 4, 2003
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Optical filter
- Patent number 6,633,698
- Issue date Oct 14, 2003
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Optical filter
- Patent number 6,560,381
- Issue date May 6, 2003
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Planar lightwave circuit module
- Patent number 6,507,680
- Issue date Jan 14, 2003
- Sumitomo Electric Industries, Ltd.
- Masayuki Nishimura
- G02 - OPTICS
Information Patent Grant
Optical filter
- Patent number 6,333,807
- Issue date Dec 25, 2001
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Optical attenuator, plane waveguide type optical circuit having the...
- Patent number 6,332,055
- Issue date Dec 18, 2001
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Optical plane waveguide
- Patent number 6,269,211
- Issue date Jul 31, 2001
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Grant
Dispersion-flattened optical fiber
- Patent number 6,169,837
- Issue date Jan 2, 2001
- Sumitomo Electric Industries, Ltd.
- Takatoshi Kato
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LASER PROCESSING APPARATUS AND PROCESSING METHOD EMPLOYED THEREIN
- Publication number 20110155709
- Publication date Jun 30, 2011
- Sumitomo Electric Industries, Ltd.
- Eiichiro Yamada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LASER PROCESSING DEVICE AND ITS PROCESSING METHOD
- Publication number 20100068673
- Publication date Mar 18, 2010
- Sumitomo Electric Industries, Ltd.
- Eiichiro Yamada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Fiber bundle and light-source equipment
- Publication number 20080055922
- Publication date Mar 6, 2008
- Sumitomo Electric Industries, Ltd.
- Soichi Endo
- G02 - OPTICS
Information Patent Application
Method of differentiation induction to osteoblasts
- Publication number 20080057580
- Publication date Mar 6, 2008
- Sumitomo Electric Industries, Ltd.
- Akira Inoue
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
A Treatment Apparatus And a Method of Treatment
- Publication number 20070244527
- Publication date Oct 18, 2007
- Hitoshi Hatayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Fiberoptics, fiberoptic transmission line and optical transmission...
- Publication number 20060257085
- Publication date Nov 16, 2006
- Sumitomo Electric Industries, Ltd.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical filter and optical amplifier using the same
- Publication number 20040120640
- Publication date Jun 24, 2004
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical component, optical amplification module, and optical transm...
- Publication number 20040047022
- Publication date Mar 11, 2004
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical multi/demultiplexer
- Publication number 20040018017
- Publication date Jan 29, 2004
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Planar optical circuit and optical transmission system
- Publication number 20030095738
- Publication date May 22, 2003
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Hitoshi Hatayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Planar lightwave circuit type variable optical attenuator
- Publication number 20030016938
- Publication date Jan 23, 2003
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Application
Apparatus for and method of monitoring wavelength multiplexed signa...
- Publication number 20030002798
- Publication date Jan 2, 2003
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Application
Optical device and control method thereof
- Publication number 20020164124
- Publication date Nov 7, 2002
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Application
Optical filter
- Publication number 20020021856
- Publication date Feb 21, 2002
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Hitoshi Hatayama
- G02 - OPTICS
Information Patent Application
Optical filter
- Publication number 20010036005
- Publication date Nov 1, 2001
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Hitoshi Hatayama
- G02 - OPTICS

Hitoshi Hatayama

Person

Patents Grantslast 30 patents

Laser processing apparatus and processing method employed therein

Method of differentiation induction to osteoblasts

Optical multi/demultiplexer

Optical component, optical amplification module, and optical transm...

Optical amplifier and optical amplification method

Planar optical circuit and optical transmission system

Planar lightwave circuit type variable optical attenuator

Apparatus for and method of monitoring wavelength multiplexed signa...

Wavelength division multiplexing signal number monitoring apparatus...

Optical device and control method thereof

Optical filter

Optical filter

Planar lightwave circuit module

Optical filter

Optical attenuator, plane waveguide type optical circuit having the...

Optical plane waveguide

Dispersion-flattened optical fiber

Patents Applicationslast 30 patents

LASER PROCESSING APPARATUS AND PROCESSING METHOD EMPLOYED THEREIN

LASER PROCESSING DEVICE AND ITS PROCESSING METHOD

Fiber bundle and light-source equipment

Method of differentiation induction to osteoblasts

A Treatment Apparatus And a Method of Treatment

Fiberoptics, fiberoptic transmission line and optical transmission...

Optical filter and optical amplifier using the same

Optical component, optical amplification module, and optical transm...

Optical multi/demultiplexer

Planar optical circuit and optical transmission system

Planar lightwave circuit type variable optical attenuator

Apparatus for and method of monitoring wavelength multiplexed signa...

Optical device and control method thereof

Optical filter

Optical filter