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Patents Grantslast 30 patents

Information Patent Grant
Substrate for high-intensity led, and method of epitaxially growing...
- Patent number 4,921,817
- Issue date May 1, 1990
- Mitsubishi Monsanto Chemical Co.
- Masahiro Noguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Epitaxial substrate for high-intensity led, and method of manufactu...
- Patent number 4,902,356
- Issue date Feb 20, 1990
- Mitsubishi Monsanto Chemical Company
- Masahiro Noguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for generating a strip waveguide
- Patent number 4,818,722
- Issue date Apr 4, 1989
- Siemens Aktiengesellschaft
- Jochen Heinen
- G02 - OPTICS
Information Patent Grant
Semiconductor double heterostructure laser device and method of mak...
- Patent number 3,983,510
- Issue date Sep 28, 1976
- Nippon Electric Company, Ltd.
- Izuo Hayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3729348
- Patent number 3,729,348
- Issue date Apr 24, 1973
- C30 - CRYSTAL GROWTH