Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6277327 | Method for the anticorrosive treatment of waste plastics treating equipment | Masanori Tabata, Naohiko Ukawa, Masato Kaneko, Kazuto Kobayashi, Wataru Matsubara +3 more | 2001-08-21 |
| 6203598 | Flue gas treating process and system | Naohiko Ukawa, Susumu Okino, Koichiro Iwashita, Kazuaki Kimura, Atsushi Yoshioka +4 more | 2001-03-20 |
| 6093402 | Peptides and hair growers having actions of promoting proliferation of hair papilla cells | Yutaka Miyauchi, Kazuhiko Otoguro, Kanki Komiyama | 2000-07-25 |
| 6045801 | Hair growers having actions of promoting proliferation of hair papilla cells | Yutaka Miyauchi | 2000-04-04 |
| 5958335 | Method and apparatus for preventing corrosion of exhaust gas treatment systems | Kiyoshi Okazoe, Yoshio Nakayama, Koichiro Iwashita, Atsushi Tatani | 1999-09-28 |
| 5785901 | Gas-liquid contact apparatus | Noohiko Ukawa, Kenji Iwasaki, Tamotsu Higuchi, Koichiro Iwashita | 1998-07-28 |
| 5728910 | Oil-forming method of chlorine-containing plastic refuse | Wataru Matsubara, Hiroshi Makihara | 1998-03-17 |
| 5677377 | Polypropylene lining | Takafumi Shimada, Ryuji Yoshiyama, Kenji Iwasaki, Tatsuyuki Nishikawa, Takayoshi Kawaoka | 1997-10-14 |
| 5677378 | Polypropylene lining | Takafumi Shimada, Ryuji Yoshiyama, Kenji Iwasaki, Tatsuyuki Nishikawa, Takayoshi Kawaoka | 1997-10-14 |
| 5616290 | Gas-liquid contacting apparatus | Makiichi Ishihara, Takakazu Sunada, Naohiko Ukawa, Toru Takashina, Yukio Kita +4 more | 1997-04-01 |
| 5605655 | Gas-liquid contacting apparatus | Makiichi Ishihara, Takakazu Sunada, Naohiko Ukawa, Toru Takashina, Yukio Kita +4 more | 1997-02-25 |
| 5229151 | Method for making ground fish meat products | Michihiko Yano, Masao Takahashi, Masayoshi Kazama | 1993-07-20 |