Shoji Akiyama

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Brighton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Silicon based on-chip photonic band gap cladding waveguide
- Patent number 7,321,713
- Issue date Jan 22, 2008
- Massachusetts Institute of Technology
- Shoji Akiyama
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Photonic bandgap modulator, amplifier, demux, and TDM devices
- Patent number 7,310,454
- Issue date Dec 18, 2007
- Massachusetts Institute of Technology
- Shoji Akiyama
- G02 - OPTICS
Information Patent Grant
Waveguide-to-semiconductor device coupler
- Patent number 6,944,368
- Issue date Sep 13, 2005
- Massachusetts Institute of Technology
- Lionel C. Kimerling
- G02 - OPTICS
Information Patent Grant
Optical waveguides with trench structures
- Patent number 6,621,972
- Issue date Sep 16, 2003
- Massachusetts Institute of Technology
- Lionel C. Kimerling
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Silicon based on-chip photonic band gap cladding waveguide
- Publication number 20060088265
- Publication date Apr 27, 2006
- Shoji Akiyama
- G02 - OPTICS
Information Patent Application
Photonic bandgap modulator, amplifier, DEMUX, and TDM devices
- Publication number 20050259922
- Publication date Nov 24, 2005
- Shoji Akiyama
- G02 - OPTICS
Information Patent Application
Waveguide-to-semiconductor device coupler
- Publication number 20040179782
- Publication date Sep 16, 2004
- Lionel C. Kimerling
- G02 - OPTICS
Information Patent Application
Optical waveguides with trench structures
- Publication number 20020076188
- Publication date Jun 20, 2002
- Lionel C. Kimerling
- G02 - OPTICS