Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5329740 | Concrete repairing agent injection plug | Noboru Naito | 1994-07-19 |
| 5309692 | Method for injecting repairing agent into concrete construction | Noboru Naito, Osamu Ito | 1994-05-10 |
| 5304752 | Elevator call allocation system based upon passenger waiting time | — | 1994-04-19 |
| 5302576 | Image-receiving paper for thermal transfer recording system and method of producing it | Tomofumi Tokiyoshi, Yoshitaka Okumura, Hiromasa Kondo, Hiromichi Yasuda | 1994-04-12 |