Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881453 | Optical film | Nobuaki Kido, Shunichi Matsumura, Kaoru Iwata, Takashi Kushida, Akihiko Uchiyama +2 more | 2005-04-19 |
| 6388032 | Cyclic olefin polymer containing little catalyst residue | Kiyonari Hashidzume, Hideaki Nitta, Masaki Takeuchi, Kaoru Iwata | 2002-05-14 |
| 6232407 | Process for producing hydrogenated .alpha.-olefin-dicyclopentadiene copolymer, method for molding the same and optical material | Kiyonari Hashidzume, Hideaki Nitta, Masaki Takeuchi, Kaoru Iwata | 2001-05-15 |
| 5384215 | Polypyrrole shaped material, process for production thereof, and secondary battery | Kazuhiko Sato, Tsuneo Hagiwara | 1995-01-24 |
| 5013583 | Method of producing a magnetic recording medium | Toshiaki Yatabe, Hiroshi Matsuzawa | 1991-05-07 |
| 4865916 | Magnetic recording medium method for producing the same, and method for recording and reproduction using the same and magnetic head | Toshiaki Yatabe, Hiroshi Matsuzawa, Takashi Tomie | 1989-09-12 |