Issued Patents All Time
Showing 101–125 of 137 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449310 | Video signal coding apparatus | Masakazu Nishino, Seiichi Takeuchi, Kazuhiro Wake | 2002-09-10 |
| 6430594 | Real-time operating system and a task management system therefor | Masako Akiyama | 2002-08-06 |
| 6380470 | Training system for music performance, keyboard musical instrument equipped therewith and training keyboard | Kiyoshi Kawamura, Taro Kawabata | 2002-04-30 |
| 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, Tsutomu Sasaki, Shigeru Muramatsu | 2002-03-19 |
| 6282364 | Video signal recording apparatus and video signal regenerating apparatus | Seiichi Takeuchi, Masakazu Nishino, Tatsuro Juri | 2001-08-28 |
| 6271447 | Velocity calculating system for moving object widely varied in velocity method for correcting velocity and keyboard musical instrument equipped with the velocity calculating system for accurately determining loudness of sounds | Yasuhiko Oba, Tomoyuki Ura | 2001-08-07 |
| 6266081 | Digital image data storage, data transfer and data broadcast apparatus and method | Tadashi Ono, Youichi Amano, Hiroyuki Uenaka, Akira Iketani, Masakazu Nishino +1 more | 2001-07-24 |
| 6246956 | Vehicle traffic control apparatus | Miyako Miyoshi, Toshihiro Koyama, Kizo Nagashima, Yoshikazu Oba, Yoshiro Seki | 2001-06-12 |
| 6245985 | Data converter for enhancing resolution, method for converting data codes and keyboard musical instrument equipped with the data converter | Tsutomu Sasaki, Tomoyuki Ura | 2001-06-12 |
| 6201898 | Video signal recording apparatus, video signal regenerating apparatus, image coding apparatus and image decoding apparatus | Seiichi Takeuchi, Masakazu Nishino, Tatsuro Juri | 2001-03-13 |
| 6137953 | Video signal recording apparatus in which non-active digital video data may be recorded in an auxiliary data region | Masakazu Nishino, Tatsuro Juri | 2000-10-24 |
| 6111174 | Released key velocity estimator, method used therein and information storage medium storing program sequence for it | Yasuhiko Oba, Takashi Tamaki | 2000-08-29 |
| 6075196 | Player piano reproducing special performance techniques using information based on musical instrumental digital interface standards | Takashi Tamaki, Yasuhiko Oba, Taro Kawabata | 2000-06-13 |
| 6051762 | Data converter for producing individual music data from standard music data on the basis of the individuality of an automatic player piano learned before conversion | Yasuhiko Oba | 2000-04-18 |
| 6011900 | Video signal recording apparatus, video signal recording and reproduction apparatus, video signal coding device, and video signal transmission apparatus | Shiro Kato, Masakazu Nishino, Tatsuro Juri, Seiichi Takeuchi | 2000-01-04 |
| 5987215 | Video signal recording apparatus, video signal recording and reproduction apparatus, video signal coding device, and video signal transmission apparatus | Shiro Kato, Masakazu Nishino, Tatsuro Juri, Seiichi Takeuchi | 1999-11-16 |
| 5978201 | Design for solenoid driving circuit based on regulations of current ripple and solenoid effective time constant for driving keys of a player piano | Taro Kawabata, Yasuhiko Oba | 1999-11-02 |
| 5978545 | Video recording apparatus which accepts four different HDTV formatted signals | Shiro Kato, Masakazu Nishino, Tatsuro Juri, Seiichi Takeuchi | 1999-11-02 |
| 5919030 | Electric fan | Makoto Iwatake, Hideki Ochi, Hideya Tsuchida | 1999-07-06 |
| 5892165 | Automatic player piano exactly reproducing acoustic sound produced under manipulation of sostenuto pedal | Yasuhiko Oba | 1999-04-06 |
| 5781690 | Video signal recorder having a frame coder | Tatsuro Juri, Masakazu Nishino, Toyohiko Matsuta, Shigeru Awamoto | 1998-07-14 |
| 5739450 | Keyboard musical instrument equipped with dummy key/hammer event supplementing system | Taro Kawabata, Yoshimasa Isozaki, Yasuhiko Oba | 1998-04-14 |
| 5740446 | Compiling device and compiling method | — | 1998-04-14 |
| 5734782 | Progressive scan signal recording apparatus | Masakazu Nishino | 1998-03-31 |
| 5731530 | Automatic player piano exactly reproducing special touches | Rei Furukawa, Yasuhiko Oba | 1998-03-24 |