Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313345 | Cold storage including a sliding door having a vertical drain | Mitsuyuki Shirata, Takumi Nishimura | 2025-05-27 |
| 8660284 | Hearing aid | — | 2014-02-25 |
| 8345905 | Hearing aid | Keiichi Takeda, Yosimasa Simogochi, Makoto Yagi, Fumihiro Asayama | 2013-01-01 |
| 8270645 | Hearing aid | Keiichi Takeda, Yosimasa Simogochi, Makoto Yagi, Fumihiro Asayama | 2012-09-18 |
| 8270650 | Hearing aid | Yosimasa Simogochi, Kazumasa Okamura | 2012-09-18 |
| 7936893 | Hearing aid | Yosimasa Simogochi, Kazumasa Okamura | 2011-05-03 |
| 6907664 | Method for manufacturing fuel inlet | Mikio Morinaga, Hiroshi Kashima, Takashi Nakamura | 2005-06-21 |
| 6810573 | Method for manufacturing fuel inlet | Mikio Morinaga, Hiroshi Kashima, Takashi Nakamura, Shinji Hirakawa | 2004-11-02 |
| 6412651 | Screw-thread forming apparatus, screw-thread forming method and fuel supply pipe assembly therewith | Mikio Morinaga | 2002-07-02 |
| 6283159 | Double-walled pipe structure | — | 2001-09-04 |
| 6260401 | Method of molding high expansion pipe and the high expansion pipe | — | 2001-07-17 |
| 6237389 | Apparatus and method for forming screw-thread on a pipe | Mikio Morinaga | 2001-05-29 |
| 5017621 | Polypropylene resin pre-expanded beads, manufacturing method thereof and expansion-molding method using said beads | Hitoshi Shiiki, Kyoichi Nakamura | 1991-05-21 |
| 4979963 | Process for coloring expandable polystyrene beads | Junichi Nakada, Toshiaki Yamamoto, Kyoichi Nakamura | 1990-12-25 |
| 4931477 | Polypropylene resin pre-expanded beads, manufacturing method thereof and expansion-molding method using said beads | Hitoshi Shiiki, Kyoichi Nakamura | 1990-06-05 |