Issued Patents 2003
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660957 | Apparatus for electric discharge machining | Hiroyuki Ohguro, Seiji Satou, Akihiko Iwata | 2003-12-09 |
| 6653542 | Keyboard device for electronic keyboard musical instrument | Yoshiaki Shimoda | 2003-11-25 |
| 6639767 | Semiconductor switching devices | Hiroshi Ito, Akihiko Iwata | 2003-10-28 |
| 6636802 | Data structure of digital map file | Nobuyuki Nakano, Yasuhiro Ihara, Yoshiki Ueyama, Hisaya Fukuda | 2003-10-21 |
| 6630641 | Electric discharge machining apparatus generating preliminary discharge and machining discharge pulses | Taichiro Tamida, Takashi Hashimoto, Akihiko Iwata, Atsushi Taneda | 2003-10-07 |
| 6617502 | Keyboard device for electronic keyboard musical instrument | Yoshiaki Shimoda | 2003-09-09 |
| 6615381 | Digital data transmitting/receiving method, base station unit used for transmitting/receiving digital data, and mobile object terminal unit used for transmitting/receiving digital data | Hisaya Fukuda, Tomohiko Taniguchi, Akira Nohara | 2003-09-02 |
| 6606163 | Job scheduling system for print processing | Kentaro Yamada, Koji Nishiyama, Tooru Nakatani, Yoh Nakamura | 2003-08-12 |
| 6591628 | Outdoor unit of air conditioner | Shigeo Mochizuki, Yasunori Ichikawa, Tomio Tanaka, Toshihiro Yamamoto | 2003-07-15 |
| 6580048 | Electrical discharge machining apparatus supplying initial and processing currents | Takashi Hashimoto, Taichirou Tamida, Akihiko Iwata, Yoshikazu Tsunoda, Hiroyuki Ooguro +1 more | 2003-06-17 |
| 6575198 | Method of connecting two elongated portions of metallic plate, method of manufacturing exhaust pipe of two-passage construction, and exhaust pipe of two-passage construction | Nobuyuki Yoshitoshi, Hiroto Yanagibayashi, Hirokazu Shirai, Noriyuki Sato, Takeshi Sasagase +5 more | 2003-06-10 |
| 6554565 | Fluid pump device having filter | Yasuhiro Harita | 2003-04-29 |