Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6090254 | Process for coating metallic molding articles | Naohiko Sumie | 2000-07-18 |
| 5935919 | Alkaline degreasing solution and degreasing method employing the same | Mitsuo Shinomiya, Minoru Ishida, Shoji Shiraishi | 1999-08-10 |
| 5925613 | Alkaline degreasing solution and degreasing method employing the same | Mitsuo Shinomiya, Minoru Ishida, Shoji Shiraishi | 1999-07-20 |
| 5908512 | Highly durable surface-conditioning agent | Seiichiro Shirahata, Mitsuo Shinomiya | 1999-06-01 |
| 5863357 | Method for zinc phosphating molded metal articles | Mitsuo Shinomiya, Masashi Takahashi, Satoshi Miyamoto | 1999-01-26 |
| 5780122 | Pretreatment method for coating on molded metal article | Seiichiro Shirahata, Mitsuo Shinomiya, Satoshi Miyamoto | 1998-07-14 |
| 5635465 | Alkaline degreasing solution | Naohiko Sumie | 1997-06-03 |
| 5478529 | Activity control apparatus for zinc phosphate treatment solution | Katsuhiro Takeshita | 1995-12-26 |
| 5456810 | Methods of measuring and controlling activity of zinc phosphate treatment solution | Isao Kawasaki | 1995-10-10 |
| 5399208 | Method for phosphating metal surface with zinc phosphate | Akio Tokuyama, Shoji Shiraishi, Seiichiro Shirahata | 1995-03-21 |
| 5328526 | Method for zinc-phosphating metal surface | Masahiro Jo, Yasutake Mino | 1994-07-12 |
| 5308413 | Process for phosphating metal surface to make thereon a zinc phosphate coating film | Teturo Kishimoto, Minoru Ishida | 1994-05-03 |
| 5232523 | Phosphate coatings for metal surfaces | Koetsu Endo, Akio Tokuyama | 1993-08-03 |
| 5221370 | Method for forming zinc phosphate film on metal surface | Masahiro Jo, Yasutake Mino, Takamasa Shimizu, Koetsu Endo, Akio Tokuyama | 1993-06-22 |
| 5211769 | Method for phosphating metal surface with zinc phosphate | Akio Tokuyama, Shoji Shiraishi, Seiichiro Shirahata | 1993-05-18 |
| 5156687 | Method for painting pretreatment of plastic formings and cleaner for painting pretreatment | Akira Ushio, Kazuo Nobe | 1992-10-20 |
| 5039363 | Process for phosphating metal surfaces | Masahiro Jo, Yasutake Mino, Takamasa Shimizu, Koetsu Endo, Akio Tokuyama | 1991-08-13 |
| 4994121 | Metal coating pretreating agent | Masaaki Takimoto, Yuichi Yoshida | 1991-02-19 |
| 4939034 | Corrosion resistant, coated metal laminate | Masaaki Takimoto, Yuichi Yoshida | 1990-07-03 |
| 4853285 | Corrosion resistant, coated metal laminate, its preparation and coating materials | Masaaki Takimoto, Yuichi Yoshida | 1989-08-01 |
| 4756935 | Primer composition for a metallic material and a coating method using the same | Masaaki Takimoto, Shinji Nakano, Yuichi Yoshida | 1988-07-12 |
| 4719038 | Corrosion resistant, coated metal laminate, its preparation and coating materials | Masaaki Takimoto, Yuichi Yoshida | 1988-01-12 |
| 4328143 | Aqueous coating composition | Minao Izumi, Shinichi Ishikura, Keizou Ishii | 1982-05-04 |
| 4256601 | Degreasing composition for treating metal surface | Nobuo Nakatani | 1981-03-17 |