Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5886122 | Process for preparing solvent-type acrylic pressure-sensitive adhesives and medical pressure-sensitive adhesive | Takayuki Oka, Kenji Tsubota, Takashi Shinjo, Mitsue Matsumoto, Motoi Nagano | 1999-03-23 |
| 5139892 | Magnetic recording media with resin containing vinyl chloride copolymer | Akio Hata, Yoshihisa Watanabe | 1992-08-18 |
| 5037893 | Resin used for magnetic recording media derived from vinyl chloride and quaternary monomer | Akio Hata, Yoshihisa Watanabe | 1991-08-06 |
| 5028676 | Resin for magnetic recording media from vinyl chloride with quanternary and phosphoric monomers | Akio Hata, Yoshihisa Watanabe | 1991-07-02 |
| 5008357 | Resin for magnetic recording media from vinyl chloride polymer with quaternary groups | Akio Hata, Yoshihisa Watanabe | 1991-04-16 |
| 4996272 | Resin used for magnetic recording media and a method for the production of the same | Akio Hata, Yoshihisa Watanabe | 1991-02-26 |
| 4861683 | Quaternary-containing resin used for magnetic recording media | Akio Hata, Yoshihisa Watanabe | 1989-08-29 |