Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6166253 | Process for producing N-(1-alkoxyethyl)carboxylic amides | Toshiyuki Aizawa, Hitoshi Nakamura, Etsuko Mitarai | 2000-12-26 |
| 6153708 | Highly polymerizable N-vinlycarboxylic acid amide and production process thereof | Toshiyuki Aizawa, Hitoshi Nakamura, Kunitoshi Wakabayashi, Kenji Shimamura, Shun-ichi Nagamatsu | 2000-11-28 |
| 6143836 | Highly polymerizable N-vinylcarboxylic acid amide and production process thereof | Toshiyuki Aizawa, Hitoshi Nakamura, Kunitoshi Wakabayashi, Kenji Shimamura, Shun-ichi Nagamatsu | 2000-11-07 |
| 6072084 | Highly polymerizable N-vinylcarboxylic acid amide and production process thereof | Toshiyuki Aizawa, Hitoshi Nakamura, Kunitoshi Wakabayashi, Kenji Shimamura, Shun-ichi Nagamatsu | 2000-06-06 |
| 5892115 | Highly polymerizable N-vinylcarboxylic acid amide and production process thereof | Toshiyuki Aizawa, Hitoshi Nakamura, Kunitoshi Wakabayashi, Kenji Shimamura, Shun-ichi Nagamatsu | 1999-04-06 |
| 5852214 | Process for producing n-(1-alkoxyethyl) carboxylic amides | Toshiyuki Aizawa, Hitoshi Nakamura, Etsuko Mitarai | 1998-12-22 |
| 5789619 | Highly polymerizable N-vinylcarboxylic acid amide and production process thereof | Toshiyuki Aizawa, Hitoshi Nakamura, Kunitoshi Wakabayashi, Kenji Shimamura, Shun-ichi Nagamatsu | 1998-08-04 |
| 5455042 | Ointment comprising a homogenous mixture of a polymer or copolymer of N-vinylacetamide, water and/or alcohols, and a pharmacologically active component | Yasuyuki Sakai, Noriyuki Suzuki, Kuniomi Marumo, Toshiyuki Aizawa, Kunio Imamura +2 more | 1995-10-03 |
| 5362918 | Process for producing acetaldehyde dimethylacetal | Toshiyuki Aizawa, Hitoshi Nakamura, Kunitoshi Wakabayashi, Hiroyuki Hasegawa | 1994-11-08 |
| 5344655 | External application base or auxiliary agent and external application composition for human being or animal containing the same | Yasuyuki Sakai, Noriyuki Suzuki, Kuniomi Marumo, Toshiyuki Aizawa, Kunio Imamura +2 more | 1994-09-06 |
| 5254338 | External application base or auxiliary agent and external application composition for human being or animal containing the same | Yasuyuki Sakai, Noriyuki Suzuki, Kuniomi Marumo, Toshiyuki Aizawa, Kunio Imamura +2 more | 1993-10-19 |
| 4997984 | Process for preparation of N-(.alpha.-alkoxyethyl)-carboxylic acid amide | Shuichi Sugita, Kuniomi Marumo | 1991-03-05 |