Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11958806 | Production method of maleimide | Yuki Yamada, Tatsuya Morikita, Yosuke Sugimoto, Takeshi Yoshida, Yoshiaki Echigo | 2024-04-16 |
| 11104643 | Bismaleimide modified product and method for producing the same | Yuki Yamada, Tatsuya Morikita, Takeshi Yoshida, Yoshiaki Echigo | 2021-08-31 |
| 10836719 | Production method of maleimide | Yuki Yamada, Tatsuya Morikita, Yosuke Sugimoto, Takeshi Yoshida, Yoshiaki Echigo | 2020-11-17 |
| 10759753 | Bismaleimide modified product and method for producing the same | Yuki Yamada, Tatsuya Morikita, Takeshi Yoshida, Yoshiaki Echigo | 2020-09-01 |
| 10584212 | Polyamide-imide, raw material salt of polyamide-imide, and production method thereof | Yumeto Fukubayashi, Makoto Nakai, Munenori Yamada | 2020-03-10 |
| 10501415 | Method for producing bisimide dicarboxylic acid | Yumeto Fukubayashi, Makoto Nakai, Munenori Yamada | 2019-12-10 |
| 8492506 | Polyimide resin composition, polyimide precursor resin composition for the same, production method thereof, and polyimide film and production method thereof | Takeshi Yoshida, Yoshiaki Echigo | 2013-07-23 |
| 7384683 | Substrate for flexible printed wiring board and method for manufacturing the same | Yoshiaki Echigo, Jusirou Eguchi, Makoto Uchida, Shigeru Moteki | 2008-06-10 |
| 6962726 | Method for preparing substrate for flexible print wiring board, and substrate for flexible print wiring board | Takeshi Yoshida, Jun Mori, Yoshiaki Echigo, Ryoichi Hasegawa, Minoru Noji +2 more | 2005-11-08 |
| 5827807 | Enamel remover | Masayoshi Aoshima | 1998-10-27 |
| 5474776 | Cosmetic composition | Hidenobu Koyanagi, Takeshi Morita, Akiko Suzuki | 1995-12-12 |
| 5461170 | Process for preparation of polyol fatty acid ester and glyceride mixture obtained | Ayari Miyamoto, Yukitaka Tanaka, Hisao Oomura, Kenji Masui, Masahiro Katada +3 more | 1995-10-24 |
| 5380455 | Detergent composition | Hiroko Tsuda, Hidenobu Koyanagi | 1995-01-10 |
| 5183601 | Detergent composition containing polyethylenimine co-polymer | Yasuhiro Jisai, Yukiomi Tanaka | 1993-02-02 |
| 5106625 | Composition for external application consisting essentially of a dextrin fatty acid ester, a glycerol fatty acid ester and an oil | Tomoyuki Yamamoto, Yuichiro Mitsuno | 1992-04-21 |
| 5011680 | Solid cosmetic preparation | Toshiyuki Suzuki, Masahide Nohta, Yoshimitsu Ina, Manami Nozawa | 1991-04-30 |
| 4906458 | Water-in-oil-type cosmetic | Yuko Kikuta | 1990-03-06 |