Issued Patents All Time
Showing 376–400 of 462 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5474826 | Optical recording medium and optical recording/reproducing apparatus | Yoshinori Honguh, Toyoki Taguchi, Tadashi Kobayashi, Naoki Morishita, Naomasa Nakamura | 1995-12-12 |
| 5468315 | Method of and apparatus for producing multilayer ceramic board | Ken'ichi Okada, Masahiro Takagi, Ryoji Iwamura | 1995-11-21 |
| 5464550 | Refrigerator oil composition containing phosphate ester additives for fluoroalkane refrigerant | Umekichi Sasaki, Yuji Shimomura | 1995-11-07 |
| 5447647 | Synthetic lubricating oil | Noboru Ishida, Motoshi Sunami, Umekichi Sasaki, Tatsuyuki Ishikawa | 1995-09-05 |
| 5443745 | Lubricant for refrigerating machine | Tetsuro Sakamoto, Motoshi Sunami | 1995-08-22 |
| 5431975 | Optical recording medium and optical recording/reproducing apparatus | Yoshinori Honguh, Toyoki Taguchi, Tadashi Kobayashi, Naoki Morishita, Naomasa Nakamura | 1995-07-11 |
| 5424602 | Piezoelectric transformer showing a reduced input impedance and step-up/step-down operation for a wide range of load resistance | Masuji Sato, Noboru Wakatsuki, Masanori Ueda | 1995-06-13 |
| 5410523 | Optical pickup driving apparatus | Shigeaki Koike, Kenji Kasahara | 1995-04-25 |
| 5391311 | Fluid compositions for refrigerators | Noboru Ishida, Umekichi Sasaki, Tatsuyuki Ishikawa | 1995-02-21 |
| 5379353 | Apparatus and method for controlling a moving vehicle utilizing a digital differential analysis circuit | Okada Yshushi | 1995-01-03 |
| 5371430 | Piezoelectric transformer producing an output A.C. voltage with reduced distortion | Masuji Sato, Noboru Wakatsuki, Masanori Ueda | 1994-12-06 |
| 5370809 | Synthetic lubricating oils | Noboru Ishida, Tetsuro Sakamoto | 1994-12-06 |
| 5359666 | Driving way judging device and method | Shigeto Nakayama | 1994-10-25 |
| 5307419 | Control device of an autonomously moving body and evaluation method for data thereof | Hiroshi Tsujino, Yoshiaki Sakagami, Hirokazu Yamashita | 1994-04-26 |
| 5279752 | Composition for lubricating oil | Umekichi Sasaki, Fujio Komatu, Shigetoshi Ogura, Hideo Yokota | 1994-01-18 |
| 5279045 | Minute particle loading method and apparatus | Hitoshi Odashima, Masayuki Kawaharata, Hideyuki Fukasawa | 1994-01-18 |
| 5276308 | Controller for resistance welding | — | 1994-01-04 |
| 5262076 | Synthetic lubricating oils | Noboru Ishida, Umekichi Sasaki, Tatsuyuki Ishikawa | 1993-11-16 |
| 5251805 | Wire bonding method and apparatus | Mitsukiyo Tani, Akira Gotoh, Hideaki Sasaki, Hideo Shiraishi, Tamotu Kirino | 1993-10-12 |
| 5247587 | Peak data extracting device and a rotary motion recurrence formula computing device | Yasushi Okada, Jun Ishii, Taku Osada, Shigeto Nakayama, Akira Nagao | 1993-09-21 |
| D336890 | Geared motor | Hideo Hirose, Yutaka Tsutsui | 1993-06-29 |
| 5220615 | Apparatus for and method of hough-converting coordinate data | Jun Ishii | 1993-06-15 |
| D332626 | Writing instrument | Yoshihiro Wada, Takashi Tamura | 1993-01-19 |
| 5172315 | Automatic travelling apparatus and method | Nobuyoshi Asanuma, Shinnosuke Ishida | 1992-12-15 |
| 5172317 | Automatic travelling apparatus | Nobuyoshi Asanuma, Shinnosuke Ishida | 1992-12-15 |