Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054666 | Paper sheet matter sorting apparatus and paper sheet matter sorting method | Taichiro Yamashita, Yasunori Hamada, Takao Terayama, Toshihiko Tajiri | 2000-04-25 |
| 5611848 | Process for preparing refractory molded articles and binders therefor | Tetsuya Yokokawa, Yoshikazu Hashimoto, Yoshiro Ohta, Hideo Sekiguchi | 1997-03-18 |
| 5569320 | Process for preparing refractory molded articles and binders therefor | Tetsuya Yokokawa, Yoshikazu Hashimoto, Yoshiro Ohta, Hideo Sekiguchi | 1996-10-29 |
| 5462634 | Surface-treated aluminum material and method for its surface treatment | Shiro Kamiyama, Masanori Kosugi, Masahiro Kurata, Sadao Shiraishi | 1995-10-31 |
| 5215721 | Gas generating device | Youji Tasaki | 1993-06-01 |
| 4921038 | Process for preparing mold for investment casting | Susumu Baba | 1990-05-01 |
| 4919193 | Mold core for investment casting, process for preparing the same and process for preparing mold for investment casting having therewithin said mold core | — | 1990-04-24 |
| 4741193 | Method and apparatus for cooling rolling mill rolls | Tomoaki Kimura, Yoshio Takakura, Sakae Nishimura, Toshio Ohki, Yoshito Kawai | 1988-05-03 |
| 4712605 | Process for producing hollow cast article | Susumu Baba, Hisahiro Arai | 1987-12-15 |
| 4685881 | Nozzle assembly for injection molding | — | 1987-08-11 |
| 4658881 | Casting apparatus for providing controlled ambient during production casting | — | 1987-04-21 |
| 4651801 | Wax master tree for precision casting | — | 1987-03-24 |
| 4609031 | System for sintering molds and for preparing cast products | — | 1986-09-02 |
| 4601870 | Injection molding process | — | 1986-07-22 |
| 4579319 | Combined sintering-annealing furnace | — | 1986-04-01 |
| 4571270 | Process and autoclave for dewaxing mold for lost wax casting | — | 1986-02-18 |
| 4569385 | System for the preparation of ceramic shell molds | — | 1986-02-11 |