Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8945704 | Multi-layer film, decorative molding film and molded body | Junichi Shibata, Shoichi Maekawa | 2015-02-03 |
| 8846180 | Retardation film | Junichi Shibata, Atsushi Sasaki, Masahiro Murakami | 2014-09-30 |
| 8298630 | Polycarbonate resin film and manufacturing process thereof | Masahiro Murakami, Kunio Hatanaka, Takatsune Yanagida, Hironobu KATOH, Kinji Hasegawa | 2012-10-30 |
| 6388032 | Cyclic olefin polymer containing little catalyst residue | Michio Yamaura, Kiyonari Hashidzume, 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, Masaki Takeuchi, Michio Yamaura, Kaoru Iwata | 2001-05-15 |
| 6191243 | .alpha.-olefin-cycloolefin copolymers and process for their production | Kiyonari Hashidzume, Masaki Takeuchi, Kaoru Iwata | 2001-02-20 |
| 5958305 | Film of aromatic polyethersulfone, process for the production thereof, and solution composition for the production thereof | Takashi Shiro, Kaoru Iwata, Takeshi Sasaki, Utami Yonemura | 1999-09-28 |
| 5759449 | Film of aromatic polyethersulfone, process for the production thereof, and solution composition for the production thereof | Takashi Shiro, Kaoru Iwata, Takeshi Sasaki, Utami Yonemura | 1998-06-02 |
| 5645766 | Film of aromatic polyethersulfone process for the production thereof and solution composition for the production thereof | Takashi Shiro, Kaoru Iwata, Takeshi Sasaki, Utami Yonemura | 1997-07-08 |
| 5561180 | Polycarbonate film for optical purposes and a production process thereof | Yutaka Taketani, Kaoru Iwata, Utami Yonemura, Takeshi Sasaki | 1996-10-01 |
| 5478518 | Polycarbonate film for optical purposes and a production process thereof | Yutaka Taketani, Kaoru Iwata, Utami Yonemura, Takeshi Sasaki | 1995-12-26 |