Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447274 | Rotary compressor having a cylinder block of sintered metal | Hideyuki Horihata, Hiraku Shiizaki, Hirotsugu Fukuoka | 2002-09-10 |
| 6420642 | Automatic player incorporated in keyboard musical instrument and plunger sensor for detecting motion of plunger | Tadaharu Kato | 2002-07-16 |
| 6403872 | Keyboard musical instrument faithfully reproducing original performance without complicated tuning and music data generating system incorporated therein | Yasuhiko Oba, Tadaharu Kato, Kiyoshi Kawamura | 2002-06-11 |
| 6359207 | POSITION TRANSDUCER SYSTEM WITH BUILT-IN CALIBRATOR FOR MOVING OBJECT, METHOD FOR ACCURATELY DETERMINING POSITION OF MOVING OBJECT AND KEYBOARD MUSICAL INSTRUMENT EQUIPPED WITH THE POSITION TRANSDUCER SYSTEM | Yasuhiko Oba, Yuji Fujiwara, Tsutomu Sasaki | 2002-03-19 |