Issued Patents All Time
Showing 51–75 of 86 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5591927 | Keyboard musical instrument having key action mechanisms movable to and from strings | Taroh Muramatsu, Masahiro Wada, Nobuo Sugiyama, Shinya Koseki | 1997-01-07 |
| 5587410 | Aqueous resin composition | Kenta Kanaida | 1996-12-24 |
| 5565635 | Automatic playing apparatus with pedal actuators supported by bracket independent of case of acoustic piano | Yasutoshi Kaneko | 1996-10-15 |
| 5552559 | Keyboard musical instrument equipped with hammer sensors changing position between recording mode and silent mode | Nobuo Sugiyama | 1996-09-03 |
| 5545839 | Keyboard musical instrument with movable key bed for performing music without acoustic sounds | Toshio Tajima, Shinya Koseki | 1996-08-13 |
| 5541353 | Keyboard instrument for selectively producing mechanical sounds and synthetic sounds without any mechanical vibrations on music wires | Shinya Koseki, Nobuo Sugiyama, Masahiro Wada | 1996-07-30 |
| 5509340 | Method for adjustment of hammer let off on a keyboard musical instrument | — | 1996-04-23 |
| 5506369 | Electromagnetic actuator used for keyboard musical instrument | Shinya Koseki | 1996-04-09 |
| 5483861 | Keyboard instrument equipped with durable hammer stopper for selectively producing acoustic sounds and synthesized sounds | Motoya Kondo | 1996-01-16 |
| 5463184 | Keyboard instrument having a catcher stopper for silent operation on keyboard | — | 1995-10-31 |
| 5451708 | Automatic player piano equipped with monitoring system on key action for improving fidelity of reproduced music | Yuji Fujiwara, Tsutomu Sasaki | 1995-09-19 |
| 5446099 | Thermosetting resin composition | Masaya Yoshida, Nobuhisa Noda, Ichiro Namura | 1995-08-29 |
| 5434349 | Keyboard instrument selectively entering into an acoustic mode and a silent mode through a sliding motion of a stopper | — | 1995-07-18 |
| 5428186 | Keyboard instrument selectively entering into acoustic sound mode and silent mode through angular motion of key bed structure | Yasutoshi Kaneko, Shinya Koseki | 1995-06-27 |
| 5389630 | Diamine compound and brain protecting agent containing the same | Seiichi Sato, Yoshio Takahashi, Koichiro Watanabe, Sadahiro Shimizu, Tomio Ohta | 1995-02-14 |
| 5386083 | Keyboard instrument having hammer stopper outwardly extending from hammer shank and method of remodeling piano into the keyboard instrument | — | 1995-01-31 |
| 5374775 | Keyboard instrument for selectively producing mechanical sounds and synthetic sounds without any mechanical vibrations on music wires | Shinya Koseki, Nobuo Sugiyama, Masahiro Wada | 1994-12-20 |
| 5359097 | Process for preparation of glycidyl ether | Tomio Ota | 1994-10-25 |
| 5300602 | Process for producing water-soluble polymer and water-soluble polymer | Yoshihiro Arita, Kenta Kanaida | 1994-04-05 |
| 5256619 | Heat-sensitive recording material | Masatoshi Yoshida, Katsuyuki Kono | 1993-10-26 |
| 5247129 | Stringless piano-touch electric sound producer for directly driving a sound board on the basis of key actions | Kinya Nozaki, Shigeru Muramatsu | 1993-09-21 |
| 5244288 | Method and apparatus for braille display of information from CRT screen | Hideji Nagaoka, Shunsuke YAMAGATA, Joji Ando, Koichi Urakami, Satoru Kondo | 1993-09-14 |
| 5210367 | Automatic performance device for a keyboard instrument | Hanzou Taguchi, Shigeru Muramatsu | 1993-05-11 |
| 5200570 | Key-touch state detection device for an automatic performance piano | — | 1993-04-06 |
| 5194685 | Keyboard musical instrument hammer movement detection apparatus | Shigeru Muramatsu | 1993-03-16 |