Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7255918 | Coated paper sheet | Harumi Watanabe, Atsushi Myojo, Hiroyuki Wakasa | 2007-08-14 |
| 6685907 | Process for producing silica particles suitable for use as filler for paper | Masashi Matsuda, Masasuke Watanabe, Hitoshi Okada, Motohide Wada | 2004-02-03 |
| 6413373 | Process for producing silica particles suitable for use as filler for paper | Masashi Matsuda, Masasuke Watanabe, Hitoshi Okada, Motohide Wada | 2002-07-02 |
| 6264907 | Process for producing silica particles suitable for use as filler for paper | Masashi Matsuda, Masasuke Watanabe, Hitoshi Okada, Motohide Wada | 2001-07-24 |
| 5418057 | Thermal transfer receiving paper | Tomofumi Tokiyoshi, Hiromasa Kondo, Hiromichi Yasuda | 1995-05-23 |
| 5316621 | Method of pulping waste pressure-sensitive adhesive paper | Masaru Tsuji, Masatoshi Okuda, Shunichi Uchimura, Jun Tanaka | 1994-05-31 |