Kenichi YAMAGATA

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Patents Applicationslast 30 patents

Information Patent Application
NEGATIVE PHOTOSENSITIVE COMPOSITION AND METHOD FOR PRODUCING HOLLOW...
- Publication number 20240103368
- Publication date Mar 28, 2024
- Tokyo Ohka Kogyo Co., Ltd.
- Kenichi Yamagata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
NEGATIVE PHOTOSENSITIVE COMPOSITION AND PATTERN FORMATION METHOD
- Publication number 20240045330
- Publication date Feb 8, 2024
- Tokyo Ohka Kogyo Co., Ltd.
- Shota Katayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR PRODUCING HOLLOW PACKAGE AND METHOD FOR PROVIDING PHOTOS...
- Publication number 20240036467
- Publication date Feb 1, 2024
- Tokyo Ohka Kogyo Co., Ltd.
- Kenichi YAMAGATA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NEGATIVE PHOTOSENSITIVE RESIN COMPOSITION, PATTERN FORMATION METHOD...
- Publication number 20230236505
- Publication date Jul 27, 2023
- SAN-APRO LTD.
- Takuto NAKAO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY