Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315645 | Aqueous poly(meth)acrylic acid (salt) solution and process for preparing same | Norihiro Wakao, Akihiko Kanzaki | 2016-04-19 |
| 9234094 | Aqueous poly(meth)acrylic acid-based polymer solution | Norihiro Wakao, Akihiko Kanzaki | 2016-01-12 |
| 6452030 | Betaine compound and process for production thereof | Takashi Tomita, Malcolm Andrew Kelland | 2002-09-17 |
| 5543456 | Process for preparing an aqueous resin dispersion and an aqueous resin dispersion obtained by the process | Jiro Iriguchi, Tomoyuki Kuwamoto, Tatsuhito Matsuda | 1996-08-06 |