Tooru Koyama

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Itami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positive type o-quinone diazide photo-resist containing antistatic...
- Patent number 5,168,030
- Issue date Dec 1, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Konoe Miura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive quinone diazide photo-resist composition with antistatic a...
- Patent number 4,933,257
- Issue date Jun 12, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Konoe Miura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY