Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6529438 | Semiconductor memory device implemented with a test circuit | Akihiro Mishima, Mitsuhiko Kosakai, Makoto Segawa, Yasuo Naruke | 2003-03-04 |
| 6485424 | Image forming method and apparatus, and ultrasonic imaging apparatus | — | 2002-11-26 |
| 6346475 | Method of manufacturing semiconductor integrated circuit | Naoki Oka | 2002-02-12 |
| 6322510 | Ultrasonic imaging method and apparatus | Hiroaki Kataoka | 2001-11-27 |
| 6136762 | Method for preparing urea grease having low noise properties | Terasu Yoshinari, Yuji Onuki, Hiroshi Kimura | 2000-10-24 |
| 6037638 | Semiconductor memory device | Mitsuhiro Abe, Makoto Segawa | 2000-03-14 |
| 6018488 | Semiconductor memory device and method relieving defect of semiconductor memory device | Akihiro Mishima, Yasumitsu Nozawa, Masami Masuda | 2000-01-25 |
| 5952273 | Grease composition for constant velocity joints | Takashi Okaniwa, Yukio Asahara, Keizo Nagasawa, Mitsuhiro Kakizaki, Kiyoshi Takeuchi +2 more | 1999-09-14 |
| 5707944 | Grease composition | Atsushi Yokouchi, Hideki Koizumi, Kenichi Iso, Michiharu Naka, Toshiaki Endo | 1998-01-13 |
| 5684484 | Method and apparatus for multi-channel digital reception and apparatus of ultrasonic diagnosis | — | 1997-11-04 |
| 5521741 | Polarization plane switch and optical switching device using the same | Hiromitsu Umezawa, Tomokazu Imura, Tsugio Tokumasu, Hiroshi Rikukawa | 1996-05-28 |
| 5498357 | Grease composition for high-temperature, high-speed and high-load bearings | Michiharu Naka, Hideki Koizumi, Yuzo Takahashi, Koici Goto, Toshiaki Endo | 1996-03-12 |
| 5490511 | Digital phase shifting apparatus | Shinichi Amemiya | 1996-02-13 |
| 5315431 | Optical isolator | Akihiro Masuda, Ikuo Maeda, Hideaki Yuri | 1994-05-24 |
| 5102196 | Chair provided with a backrest | Shinichi Kaneda, Takao Sugano, Masamitu Miyashita, Tunetaro Ito, Miyoshi Katagiri | 1992-04-07 |
| 4966411 | Chair provided with a backrest | Miyoshi Katagiri, Tunetaro Ito, Masamitu Miyashita, Shinichi Kaneda, Takao Sugano | 1990-10-30 |
| 4938897 | Chlorambucil derivatives and cell-discriminating agent containing the same | Kiro Asano, Humio Tamura, Tsuyoshi Saito, Hisayuki Wada | 1990-07-03 |
| 4683166 | Foamed plastic insulated wire and method for producing same | Masso Yuto | 1987-07-28 |
| 4653742 | Sheets separating and feeding apparatus | Naoya Sasaki, Masataka Kawauchi, Yoshio Fukudome, Fumio Takeda, Toshio Mirubayashi +1 more | 1987-03-31 |
| 4638883 | Steering system for automotive vehicle | Ryoji Moriizumi, Kazuhiro Ameda | 1987-01-27 |
| 4577078 | Apparatus for preheating mold resin for a semiconductor device | Yasumasa Noda | 1986-03-18 |
| 4547328 | Method for producing foamed plastic insulator | Masao Yuto | 1985-10-15 |
| 4413160 | Ribbon-type loudspeaker | Takashi Ohyaba | 1983-11-01 |
| 4259092 | Adsorptive material | Tatsuki Matsuo, Nobuo Ishizaki | 1981-03-31 |