Yukio Soejima

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Kunitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plasma processing apparatus
- Patent number 6,024,800
- Issue date Feb 15, 2000
- Plasma System Corp.
- Yukio Soejima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma processing apparatus
- Patent number 5,759,334
- Issue date Jun 2, 1998
- Plasma System Corp.
- Kenichi Kojima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL