Keiichi Hatakeyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing semiconductor device, semiconductor device...
- Patent number 12,362,248
- Issue date Jul 15, 2025
- Goki Toshima
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE
- Publication number 20250226238
- Publication date Jul 10, 2025
- Resonac Corporation
- Keiichi HATAKEYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEVICE...
- Publication number 20250174504
- Publication date May 29, 2025
- Resonac Corporation
- Goki TOSHIMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DENDRIMER-COATED MAGNETIC FINE PARTICLES, AND METHOD FOR PREPARING...
- Publication number 20110060136
- Publication date Mar 10, 2011
- TOKYO UNIVERSITY OF AGRICULTURE AND TECHNOLOGY
- Tadashi MATSUNAGA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR PREPARING DENDRIMER-MODIFIED, MAGNETIC FINE PARTICLES
- Publication number 20110057145
- Publication date Mar 10, 2011
- TOKYO UNIVERSITY OF AGRICULTURE AND TECHNOLOGY
- Tadashi Matsunaga
- H01 - BASIC ELECTRIC ELEMENTS