Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570035 | Process for producing pivaloyl-acetic acid ester | Shinya Yamada, Yoshiki Okeda, Toshimitsu Hagiwara, Akio Tachikawa, Kouji Ishiguro | 2003-05-27 |
| 5945559 | Process for producing 3-oxocarboxylic acid esters | Tsukasa Sotoguchi, Yoshifumi Yuasa, Akio Tachikawa | 1999-08-31 |
| 4839803 | Planning support method and system | Kazuhiro Kawashima, Norihisa Komoda, Sadamichi Mitsumori, Kouichi Taniguchi | 1989-06-13 |
| 4660017 | Chip-type varistor | Takamichi Momoki | 1987-04-21 |
| 4579633 | Method of producing tin-free steel sheets | Hideo Kobayashi, Hajime Ogata, Shunichi Tsugawa, Motoharu Hamada | 1986-04-01 |
| 4468292 | Production of highly rust resistant tinplate sheets for welded cans | Tenji Ban, Kazuo Mochizuki, Yasuhei Sakamoto | 1984-08-28 |
| 4304113 | Process of making plated wire for reinforcing rubber goods | Masamitsu Takei, Kunihiko Kataoka, Yoshitaka Udagawa, Kozo Tsunoyama | 1981-12-08 |