Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10732531 | Toner, two-component developer, and method for producing toner | Keiichi Kikawa, Yoritaka Tsubaki, Takeshi Katoh, Osamu Wada, TADANORI KANO +2 more | 2020-08-04 |
| 6708801 | Group controlled elevator control system for controlling a plurality of elevators | — | 2004-03-23 |
| 5865274 | Elevator group management control apparatus and elevator group management control method | Junichi Kiji, Mitsuyo Yamaura, Naoki Imasaki, Susumo Kubo, Tatsuo Yoshitsugu | 1999-02-02 |
| 5489067 | Turret type precision yarn winder | Shuichiro Imai | 1996-02-06 |
| 5407143 | Turret type yarn winder | Tamotsu Kawamura | 1995-04-18 |
| 5344090 | Turret type yarn winder | Shuichiro Iami | 1994-09-06 |
| 5334807 | Apparatus for elevator group control having low service floor detection for improved passenger pickup efficiency | Susumu Kubo, Masumi Tsunoda | 1994-08-02 |
| 5228630 | Turret type yarn winder | Shuichiro Imai | 1993-07-20 |
| 4989799 | Apparatus for winding a multifilament with flat shape and broad width | Shuichiro Imai | 1991-02-05 |
| 4613092 | Spindle assembly for winding machine | Koji Akimoto | 1986-09-23 |