Akinobu Yamaoka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning apparatus for plate-like part and method thereof
- Patent number 6,539,959
- Issue date Apr 1, 2003
- Hitachi, Ltd.
- Noriyuki Ohroku
- G11 - INFORMATION STORAGE
Information Patent Grant
Fluid processing apparatus
- Patent number 6,431,190
- Issue date Aug 13, 2002
- Kokusai Electric Co., Ltd.
- Hitoshi Oka
- B08 - CLEANING
Information Patent Grant
Clean, recirculating processing method which prevents surface conta...
- Patent number 6,315,836
- Issue date Nov 13, 2001
- Kokusai Electric Co., Ltd.
- Hitoshi Oka
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Fluid processing method of an object to be processed and apparatus...
- Publication number 20020050281
- Publication date May 2, 2002
- Kokusai Electric Co., Ltd.
- Hitoshi Oka
- H01 - BASIC ELECTRIC ELEMENTS