Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8260325 | Location estimation system | Mikio Bando, Yukihiro Kawamata, Toshiyuki Aoki | 2012-09-04 |
| 7990822 | Sound recording/reproducing method and apparatus | Sadayuki Narusawa | 2011-08-02 |
| 7769476 | Data reproducing system and data streaming system | Sadayuki Narusawa, Tetsuya Matsuyama, Masatoshi Kawashima, Hiroaki Furuta, Yasuhiro Matsunuma | 2010-08-03 |
| 7610144 | Navigation apparatus and processing method of the same | Yoshibumi Fukuda, Yoshitaka Atarashi, Tadashi Kamiwaki | 2009-10-27 |
| 7557289 | Music delivering apparatus and music reproducing apparatus | — | 2009-07-07 |
| 7493215 | Navigation system and output controlling method therefor | Yoshibumi Fukuda, Yoshitaka Atarashi, Tadashi Kamiwaki | 2009-02-17 |
| 7466565 | Switching power supply unit and voltage detection circuit | — | 2008-12-16 |
| 7383127 | Navigation apparatus for receiving delivered information | Shigeru Matsuo, Kimiyoshi Machii, Kozo Nakamura, Yoshinori Endo, Michio Morioka +1 more | 2008-06-03 |
| 7268664 | Remote control system, on-vehicle equipment and remote control method | Shigeru Matsuo, Kimiyoshi Machii, Michio Morioka, Yoshinori Endo | 2007-09-11 |
| 7233862 | Information center for communications-type navigation device | Yoshinori Endo, Michio Morioka, Kozo Nakamura, Kimiya Yamaashi, Takaharu Ishida +2 more | 2007-06-19 |
| 7139663 | Terminal apparatus for downloading map | Kimiyoshi Machii, Shigeru Matsuo, Yoshinori Endo, Mariko Okude, Michio Morioka | 2006-11-21 |
| 7136745 | In-vehicle unit and service center system | Yoshibumi Fukuda, Tadashi Kamiwaki, Kozo Nakamura | 2006-11-14 |
| 7049793 | Boost switching power supply | Kazuyuki Itoh | 2006-05-23 |
| 6978208 | Information center for communications-type navigation device | Yoshinori Endo, Michio Morioka, Kozo Nakamura, Kimiya Yamaashi, Takaharu Ishida +2 more | 2005-12-20 |
| 6885938 | Terminal apparatus for downloading map | Kimiyoshi Machii, Shigeru Matsuo, Yoshinori Endo, Mariko Okude, Michio Morioka | 2005-04-26 |
| 6873905 | Communications type navigation device | Yoshinori Endo, Michio Morioka, Kozo Nakamura, Kimiya Yamaashi, Takaharu Ishida +2 more | 2005-03-29 |
| 6853904 | Navigation system | Shigeru Matsuo, Kimiyoshi Machii, Yoshinori Endo | 2005-02-08 |
| 6614667 | Method and apparatus for driving switching element in power converter | Kazuyuki Itoh, Yoshihisa Okita, Yoshinobu Takayanagi | 2003-09-02 |
| 6522109 | Power conversion apparatus | — | 2003-02-18 |
| 6438004 | Power conversion apparatus utilizing soft switching resonant snubber circuitry | Yoshihisa Okita, Kazuyuki Itoh | 2002-08-20 |
| 6414854 | Driving device and method of switching element in power conversion apparatus using current-controlled semiconductor switching element | Kazuyuki Itoh, Yoshihisa Okita, Yoshinobu Takayanagi | 2002-07-02 |
| 6411078 | Current sensor apparatus | Shiro Nakagawa, Kazuyuki Itoh, Katsumi Yabusaki | 2002-06-25 |
| 6353543 | Switching circuit of power conversion apparatus | Kazuyuki Itoh, Yoshihisa Okita | 2002-03-05 |
| 6323634 | Magnetic sensor apparatus, current sensor apparatus and magnetic sensor element | Shiro Nakagawa, Katsumi Yabusaki, Yoshihisa Okita | 2001-11-27 |
| 6208541 | PWM inverter apparatus | Kazuyuki Itoh, Yoshihisa Okita | 2001-03-27 |