Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883078 | Transport system for transporting rod-shaped objects in an air flow | Takayoshi Sagawa, Shichisei Tani, Katsuo Kato | 1989-11-28 |
| 4865056 | Easily breakable plastic capsule and a water filter for a cigarette using the same | Akimichi Tamaoki, Shinichiro Tanaka, Morio Kondo, Masami KAWATA, Hiroshi Uematsu +2 more | 1989-09-12 |
| 4861324 | Apparatus for manufacturing tobacco filter | Shichisei Tani, Motonori Inamura, Takashi Koyama | 1989-08-29 |
| 4815481 | Apparatus for manufacturing filter cigarettes | Takayoshi Sagawa, Shichisei Tani, Katsuo Kato | 1989-03-28 |