Hisao Matsukura

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Composite unit of optical semiconductor device and supporting subst...
- Patent number 6,087,194
- Issue date Jul 11, 2000
- Oki Electric Industry Co., Ltd.
- Hisao Matsukura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric filter and a method of manufacture thereof
- Patent number 4,855,693
- Issue date Aug 8, 1989
- Oki Electric Industry Co., Ltd.
- Hisao Matsukura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric filter
- Patent number 4,808,951
- Issue date Feb 28, 1989
- Oki Electric Industry Co., Ltd.
- Osamu Yamato
- H01 - BASIC ELECTRIC ELEMENTS