Issued Patents All Time
Showing 51–75 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6230562 | Detection circuit for vibratory gyro and vibratory gyro device using the same | Hiroshi Ishikawa, Masanori Yachi, Sumio Yamada, Yoshio Satoh | 2001-05-15 |
| 6195315 | Optical disk apparatus compatible with different types of mediums | Hiroshi Akiyama | 2001-02-27 |
| 6194817 | Tuning-fork vibratory gyro | Masanori Yachi, Yoshio Satoh, Hiroshi Ishikawa, Kazutugu Kikuchi | 2001-02-27 |
| 6134963 | Tuning-fork type piezoelectric vibratory gyroscope | Hiroshi Ishikawa, Masanori Yachi, Tsuyoshi Ogasawara, Yoshio Satoh | 2000-10-24 |
| 6089172 | Lock stitch sewing machine with automatic thread tension adjusting device | Hideaki Takenoya, Yoshikazu Ebata, Akira Orii, Eiji Murakami, Eiichi Shomura +2 more | 2000-07-18 |
| 6038683 | Replicated controller and fault recovery method thereof | Kotaro Shimamura, Yuuichiro Morita, Takashi Hotta, Hiroyasu Satou, Shigeta Ueda +3 more | 2000-03-14 |
| 6026052 | Programmable semiconductor memory device | Yutaka Fukutani, Tomohiro Nakayama, Seizi Hirayama, Waichiro Fujieda, Arayama Youji +5 more | 2000-02-15 |
| 6004018 | Device for producing embroidery data on the basis of image data | Takayuki Kawasato, Shinichi Fuchigami, Haruhiko Tanaka | 1999-12-21 |
| 5874866 | Phase-shift oscillator having ladder-type saw filter feedback circuit | Yoshio Satoh, Osamu Ikata, Takashi Matsuda, Ivan Avramov | 1999-02-23 |
| 5870370 | Optical pickup apparatus | Hiroshi Akiyama, Masami Emoto | 1999-02-09 |
| 5831933 | Programmable semiconductor memory device | Yutaka Fukutani, Tomohiro Nakayama, Seizi Hirayama, Waichiro Fujieda, Arayama Youji +5 more | 1998-11-03 |
| 5815473 | Optical pickup device for detecting tracking error of optical disks with different track pitches | Masami Emoto | 1998-09-29 |
| 5694385 | Optical pickup apparatus | Hiroshi Akiyama, Masami Emoto | 1997-12-02 |
| 5661694 | Programmable semiconductor memory device | Yutaka Fukutani, Tomohiro Nakayama, Seizi Hirayama, Waichiro Fujieda, Arayama Youji +5 more | 1997-08-26 |
| 5635951 | Display system with image magnification capability | — | 1997-06-03 |
| 5602823 | Optical recording medium having pre-formatted patterns arrange by shifting phases | Ikuo Aoki, Hiroshi Maegawa | 1997-02-11 |
| 5563841 | Semiconductor memory device having redundant circuit | Atsushi Fujii | 1996-10-08 |
| 5488599 | Optical pick-up device with a multifunctional prism | Hiroshi Akiyama | 1996-01-30 |
| 5073888 | Optical pickup device | Hiroshi Koide, Hiroshi Gotoh, Masami Emoto, Syuichi Honda | 1991-12-17 |
| 4909598 | Non-linear optical device | Hidetaka Ninomiya, Miki Morita | 1990-03-20 |
| 4839753 | Information recording disk | Jun Ide, Tomoo Iizumi, Hiroshi Yoshida, Tooru Kaneko, Yuichi Hishi | 1989-06-13 |
| 4818995 | Parallel transmission system | Yasushi Takahashi, Yukio Nakano, Akihiro Hori, Minoru Maeda, Yoshihiko Miyano +2 more | 1989-04-04 |
| 4784043 | Atomizer and coal-water slurry fired boiler utilizing the same | Hironobu Kobayashi, Shigeru Azuhata, Kiyoshi Narato, Tooru Inada, Kenichi Sohma +2 more | 1988-11-15 |
| 4768450 | Initial operation controlling system for a computer controlled embroidering machine | Kenji Kato | 1988-09-06 |
| 4751124 | Information recording medium | Takahiro Matsuzawa, Katsuyuki Takeda, Hiromichi Enomoto, Shozo Ishibashi | 1988-06-14 |