Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6388021 | Acrylic metal surface treatment composition with hydroxy and amino/ammonium functionality | Yasuhiro Shibata, Tomoyuki Kanda, Atsuhiko Tounaka, Susumu Maekawa | 2002-05-14 |
| 6146473 | Metal surface treatment composition containing an acrylic resin comprising a n-heterocycle ring, treatment method, and treated metal material | Yasuhiro Shibata, Tomoyuki Kanda, Atsuhiko Tounaka, Susumu Maekawa | 2000-11-14 |
| 6059174 | Flux composition for brazing of aluminum material and method for brazing of aluminum material | Masahiro Kojima, Futoshi Watanabe, Atsuhiko Tounaka, Hiroyuki Nojiri, Katsuyoshi Yamasoe | 2000-05-09 |
| 6013377 | Surface-treated metal material and metal surface treatment method | Tomoyuki Kanda, Atsuhiko Tounaka, Yasuhiro Shibata, Toshiaki Shimakura | 2000-01-11 |
| 5458917 | Continuous surface treating method and apparatus with inline centrifugal separator | Tsutomu Motohashi, Masahiro Kojima, Fujio Mikami, Kageki Fujimoto | 1995-10-17 |
| 5350445 | Hydrophilic coating composition and bath containing same | Fujio Mikami, Masahiro Kojima, Susumu Inoue | 1994-09-27 |
| 5248399 | Method of regenerating aluminum surface cleaning agent | Shigeyuki Meguro | 1993-09-28 |
| 5096958 | Hydrophilic surface treatment chemicals, hydrophilic surface treatment bath, and hydrophilic surface treatment method | Shigeyuki Meguro | 1992-03-17 |
| 4851148 | Method of controlling an aluminum surface cleaning composition | Katsuyoshi Yamasoe, Satoshi Ikeda | 1989-07-25 |
| 4756846 | Alkaline tin-plate degreasing detergent | Yasuo Matsuura, Satoshi Ikeda | 1988-07-12 |
| 4717497 | Tin-plate degreasing detergent | Masae Adachi | 1988-01-05 |
| 4338141 | Formation of zinc phosphate coating on metallic surface | Takashi Senzaki, Ryoichi Murakami, Masashi Takahashi | 1982-07-06 |
| 4311535 | Composition for forming zinc phosphate coating over metal surface | Masashi Takahashi, Ryoichi Murakami, Takashi Senzaki | 1982-01-19 |