Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880703 | Acicular electroconductive titanium oxide and process for producing same | Masashi Sakamoto, Haruo Okuda, Eiji Yamada | 1989-11-14 |
| 4875624 | Air conditioner system for automotive vehicle | Junichiro Hara, Yoshiyuki Ogihara | 1989-10-24 |
| 4869909 | Process for producing a medical vinyl chloride resin material | Kouichi Iwata | 1989-09-26 |
| 4854417 | Exhaust muffler for an internal combustion engine | Naomoto Uesugi, Tetsuro Ikeno | 1989-08-08 |
| 4842645 | Rust-proofing agent, rust-proofing coating composition and coating method for preventing or inhibiting corrosion of metallic/surface | Shigeo Miyata | 1989-06-27 |
| 4822615 | Antithrombic resin composition | Kouichi Iwata, Akihiko Isomura | 1989-04-18 |