Nariaki Tochizawa

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Funabashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Contrast-enhancing agent for photolithography
- Patent number 4,925,770
- Issue date May 15, 1990
- Director General of Agency of Industrial Science and Technology
- Kunihiro Ichimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY