Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1051992 | Puzzle toy | Makoto Tokunaga, Yasushi Matsuyama | 2024-11-19 |
| D979659 | Puzzle toy | — | 2023-02-28 |
| 9895204 | Dental handpiece of center-injection type | Takao Kimura | 2018-02-20 |
| 9289271 | Dental handpiece | Takao Kimura, Keita Yokochi | 2016-03-22 |
| 8882501 | Dental handpiece with switching valve for fluid lines | Takao Kimura, Keita Yokochi | 2014-11-11 |
| 8021152 | Dental handpiece | Takao Kimura | 2011-09-20 |
| 7070411 | Dental head unit capable of measuring root canal length, and contact holder assembly therefor | Eiichi Nakanishi | 2006-07-04 |
| 6652383 | Connection-fighting type game machine and connection-fighting type game method | Fumiaki Sonoda | 2003-11-25 |
| 6165068 | Connection-fighting type game machine and connection-fighting type game methods | Fumiaki Sonoda | 2000-12-26 |
| 5732639 | Right looper release mechanism in overlock sewing machine | Shinji Kojima | 1998-03-31 |
| 5642678 | Thread guide devices of a sewing machine | Shinji Kojima | 1997-07-01 |
| 5476052 | Extension, free arm and auxiliary beds for overlock machine | Shinji Kojima, Koichi Nakayama | 1995-12-19 |
| 5149095 | Ball conveying game apparatus | Kiyoshi Kashimoto | 1992-09-22 |
| 5102148 | Pick-up game | — | 1992-04-07 |
| 4993336 | Needle locker in an overlock sewing machine | — | 1991-02-19 |
| 4970976 | Overlock sewing machine | Koji Kitai, Tatsuo Kikuchi | 1990-11-20 |
| 4863164 | String pickup game | — | 1989-09-05 |
| 4813670 | Hand held game instrument | — | 1989-03-21 |
| 4773643 | Picture matching game | — | 1988-09-27 |
| 4482154 | Game apparatus with moving objects | Hiroyuki Watanabe | 1984-11-13 |
| 4361327 | Toy having a split movable member | Toshiaki Kurita | 1982-11-30 |