Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11996735 | Motor | Yutaka Kamogi, Tomohisa Suzuki | 2024-05-28 |
| 8643237 | Motor support structure and actuator incorporating same | Haruka Miyaji, Tomoyuki Suzuki, Takayuki Matsui | 2014-02-04 |
| 8304955 | PM stepping motor having a stator assembly | Yuzuru Suzuki, Takayuki Yamawaki, Hiroyuki Furusaki | 2012-11-06 |
| 7825556 | Stepping motor | Yuzuru Suzuki, Takayuki Yamawaki, Hiroyuki Furusaki | 2010-11-02 |
| 7635931 | Stepping motor | Yuzuru Suzuki, Takayuki Yamawaki, Hiroyuki Furusaki | 2009-12-22 |
| 7348056 | Fine particle dispersion composition, optical component, optical film laminate, polarization splitting device, and method for manufacturing the optical component | Tomio Kobayashi, Yoshihito Fukushima, Kazuhiko Morisawa, Hatsue Koishikawa | 2008-03-25 |
| 7012747 | Polarizing beam splitter and polarizer using the same | Toshio Sasaki | 2006-03-14 |
| 6850476 | Optical recording medium | Ayumi Konishi | 2005-02-01 |
| 6765320 | Actuator | Yuzuru Suzuki, Sakae Fujitani | 2004-07-20 |
| 6756871 | Actuator with number of stator teeth equal to number of rotor poles | Yuzuru Suzuki, Sakae Fujitani | 2004-06-29 |
| 6618345 | Reduced crosstalk optical recording medium using an optically related track pitch | Ayumi Konishi | 2003-09-09 |
| 6400677 | High recording density optical disc | Jun Nakano | 2002-06-04 |
| 6331746 | Actuator | Sakae Fujitani, Yuzuru Suzuki | 2001-12-18 |
| 6269070 | Optical disc having specified track pitch, push-pull signal, and cross-track signal | Minoru Kikuchi, Yoshihiro Akimoto, Fuminori Takase, Nobuhiro Saito | 2001-07-31 |
| 6222808 | Optical information reproducing method and apparatus | — | 2001-04-24 |
| 6201324 | Stator pole teeth for a claw pole stepping motor | Yuzuru Suzuki, Sakae Fujitani | 2001-03-13 |
| 6194806 | Compact cylindrical radial gap type motor | Yuzuru Suzuki, Sakae Fujitani, Yoshiyuki Aono | 2001-02-27 |
| 6140726 | Radial gap cylindrical motor having an increased number of slots | Yuzuru Suzuki, Sakae Fujitani | 2000-10-31 |
| 6087755 | Radial gap type cylindrical motor | Yuzuru Suzuki, Sakae Fujitani, Yoshiyuki Aono, Masato Hata, Kunitake Matsushita | 2000-07-11 |
| 6057621 | Cylindrical radial gap type motor structure | Yuzuru Suzuki, Sakae Fujitani, Yoshiyuki Aono | 2000-05-02 |
| 5946287 | Optical disk having pits with push-pull signal of opposite polarity to that of guide grooves | Hiroshi Nakayama | 1999-08-31 |
| 5838654 | Optical recording medium having a specified range of pit widths and pit depths | Katsuhiko Ohtomo | 1998-11-17 |
| 5822294 | Optical recording medium having a specified range of pit widths and pit depths | Katsuhiko Ohtomo, Hiroshi Nomura, Hiroyuki Takemoto | 1998-10-13 |
| 5400318 | Edge detection of information pit pattern by establishing threshold voltage from a closely spaced pit pattern | Hiroshi Nakayama, Yoshimori Yamasaki | 1995-03-21 |