Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104009 | Epoxy resin, epoxy resin composition, epoxy resin cured product and method of producing epoxy resin cured product, composite material, insulating member, electronic appliance, structural material, and vehicle | Kazumasa Fukuda, Yoshitaka Takezawa, Naoki Maruyama, Shingo Tanaka | 2024-10-01 |
| 12049538 | Epoxy resin, epoxy resin composition, epoxy resin cured product and composite material | Naoki Maruyama, Kazumasa Fukuda, Hideyuki Katagi, Yuki Nakamura, Yoshitaka Takezawa | 2024-07-30 |
| 11919995 | Epoxy resin, epoxy resin composition, epoxy resin cured product, and composite material | Naoki Maruyama, Kazumasa Fukuda, Hideyuki Katagi, Yuki Nakamura, Yoshitaka Takezawa | 2024-03-05 |
| 11840600 | Cured epoxy resin material, epoxy resin composition, molded article, and composite material | Kazumasa Fukuda, Yoshitaka Takezawa, Naoki Maruyama, Yuka Yoshida | 2023-12-12 |
| 11661475 | Epoxy resin, epoxy resin composition, epoxy resin cured product and composite material | Hideyuki Katagi, Yuki Nakamura, Kazumasa Fukuda, Naoki Maruyama, Lin Tian | 2023-05-30 |
| 11560476 | Epoxy resin, epoxy resin composition, epoxy resin cured product, and composite material | Naoki Maruyama, Yuka Yoshida, Kazumasa Fukuda, Keiichiro Nishimura, Yoshitaka Takezawa | 2023-01-24 |
| 11535700 | Epoxy polymer, epoxy resin, epoxy resin composition, resin sheet, b-stage sheet, cured product, c-stage sheet, metal foil with resin, metal substrate and method for manufacturing | Hideyuki Katagi, Naoki Maruyama, Yuka Yoshida, Yoshitaka Takezawa | 2022-12-27 |
| 11466119 | Epoxy resin, epoxy resin composition, epoxy resin cured product, and composite material | Kazumasa Fukuda, Yoshitaka Takezawa, Naoki Maruyama, Yuka Yoshida | 2022-10-11 |
| 11440990 | Epoxy resin, epoxy resin composition, epoxy resin cured product, and composite material | Yuka Yoshida, Naoki Maruyama, Kazumasa Fukuda, Keiichiro Nishimura, Yoshitaka Takezawa | 2022-09-13 |
| 11352562 | Epoxy resin, epoxy resin composition, epoxy resin cured product and composite material | Naoki Maruyama, Kazumasa Fukuda, Yoshitaka Takezawa, Hideyuki Katagi, Yuki Nakamura | 2022-06-07 |
| 11015020 | Epoxy resin, epoxy resin composition, epoxy resin cured product and composite material | Naoki Maruyama, Yuka Yoshida, Kazumasa Fukuda, Yoshitaka Takezawa | 2021-05-25 |
| 10920010 | Epoxy resin, epoxy resin composition, epoxy resin cured product, and composite material | Naoki Maruyama, Kazumasa Fukuda, Yuka Yoshida, Yoshitaka Takezawa | 2021-02-16 |
| 10875008 | Separation material | Masaru Watanabe, Fumihiko KAWAUCHI, Yasushi Gotoh, Michio Butsugan, Ryoichi Nakanishi | 2020-12-29 |
| 10800872 | Epoxy resin, epoxy resin composition, epoxy resin cured product, and composite material | Naoki Maruyama, Kazumasa Fukuda, Yuka Yoshida, Yoshitaka Takezawa | 2020-10-13 |
| 10646851 | Separation material | Masaru Watanabe, Fumihiko KAWAUCHI, Yasushi Gotoh, Michio Butsugan | 2020-05-12 |
| 10597485 | Production methods for glassy liquid-crystalline epoxy resin and glassy liquid-crystalline epoxy resin composition, storage methods for liquid-crystalline epoxy resin and liquid-crystalline epoxy resin composition, glassy liquid-crystalline epoxy resin and glassy liquid-crystalline epoxy resin composition, liquid-crystalline epoxy resin and liquid-crystalline epoxy resin composition, and production method for cured epoxy resin | Shingo Tanaka, Naoki Maruyama, Kazumasa Fukuda, Yoshitaka Takezawa, Fusao Hojo | 2020-03-24 |
| 9634210 | Optical semiconductor device production method and optical semiconductor device | Nobuaki Takane, Masashi Yamaura, Maki Inada, Hiroshi Yokota | 2017-04-25 |
| 9525114 | Optical semiconductor device | Nobuaki Takane, Masashi Yamaura, Maki Inada, Hiroshi Yokota | 2016-12-20 |
| 9334573 | Layered silicate silver surface treatment agent, sulfidation prevention film and light-emitting device with treated silver layer | Nobuaki Takane, Masashi Yamaura, Maki Inada, Hiroshi Yokota, Kazuyuki KAMO | 2016-05-10 |