Issued Patents All Time
Showing 476–500 of 620 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172236 | Electronic pan-focusing apparatus for producing focused images independent of depth of field and type of lens | Hiroshi Takemoto | 1992-12-15 |
| 5170390 | Optical recording element and driving system | Kenji Ohta, Tetsuya Inui, Hiroyuki Katayama, Junji Hirokane, Yukinori Nishitani +2 more | 1992-12-08 |
| 5158473 | Connector | Teruo Nanmoku | 1992-10-27 |
| 5153835 | Fail safe device for temperature sensor | Toru Hashimoto, Masashi Chino | 1992-10-06 |
| D328087 | Combined video tape recorder and camera | Hisashi Shibata, Yuichi Kosukegawa, Takanori Nishiyama, Seiji Nomura | 1992-07-21 |
| D327885 | Video tape recorder | Kohichi Kasama, Koji Suso, Masao Horie | 1992-07-14 |
| 5118644 | Thermal shock-resistant silicon nitride sintered material | Keiichiro Watanabe | 1992-06-02 |
| 5115397 | Surge-corrected fuel control apparatus for an internal combustion engine | Yoshiaki Kanno, Jiro Sumitani, Katsuya Nakamoto, Takeo Sasaki, Masahira Akasu | 1992-05-19 |
| 5099818 | Exhaust gas cleaning device for an internal combustion engine | Masashi Chino, Toru Hashimoto, Mitsuhiro Miyake, Minoru Nishida, Hideaki Katashiba | 1992-03-31 |
| 5095350 | Magneto-optic memory medium | Kenji Ohta, Hiroyuki Katayama, Tomokazu Ise, Tomoyuki Miyake, Junichiro Nakayama | 1992-03-10 |
| 5088086 | Optical recording medium and the method of recording, reading, and erasing information using it | Kazuo Van, Hiroyuki Katayama, Kenji Ohta | 1992-02-11 |
| 5087535 | Method of manufacturing photo-mask and photo-mask manufactured thereby | Junji Hirokane, Hiroyuki Katayama, Tetsuya Inui, Kenji Ohta, Junichi Washo +3 more | 1992-02-11 |
| 5081614 | Magneto-optical head utilizing central and peripheral portions of reflected light flux for different purposes | Toshihisa Deguchi, Yoshiteru Murakami, Michinobu Mieda, Kazuo Van, Kenji Ohta +2 more | 1992-01-14 |
| 5077714 | Magneto-optical recording and reproducing device using the modulation of intensities of the magnetic field and light beam | Hiroyuki Katayama, Kenji Ohta, Junichiro Nakayama, Tomoyuki Miyake | 1991-12-31 |
| 5071249 | Light waveform measuring apparatus | Musubu Koishi, Yutaka Tsuchiya | 1991-12-10 |
| 5062113 | Light source drive device | — | 1991-10-29 |
| 5059473 | Optical recording medium and manufacturing method thereof | Michinobu Mieda, Yoshiteru Murakami, Junichiro Nakayama, Tomoyuki Miyake, Kenji Ohta | 1991-10-22 |
| 5057680 | Ultrafast gating apparatus having characteristic impedance of strip line smaller on its input side than the output side | — | 1991-10-15 |
| 5058099 | Magneto-optical memory element | Yoshiteru Murakami, Kazuo Van, Junichiro Nakayama, Hiroyuki Katayama, Kouji Ohta | 1991-10-15 |
| 5053611 | Device for reducing mechanical vibrations when utilizing a magneto-optical card as a recording medium | Yoshiteru Murakami, Junichiro Nakayama, Kenji Ohta, Hiroyuki Katayama, Michinobu Mieda | 1991-10-01 |
| 5046131 | Portable radio transceiver apparatus | Ryoichi Kaiwa, Naotomo Adachi | 1991-09-03 |
| 5045761 | Method of gating electron tube and the electron tube operated by said method | — | 1991-09-03 |
| 5032714 | Light waveform measuring device including a streak camera | Musubu Koishi | 1991-07-16 |
| 5018594 | Rear-wheel steering system for four-wheel steering vehicle | Yuji Soejima | 1991-05-28 |
| D316856 | Combined television receiver and video tape recorder | Atsuhiko Urushihara, Yutaka Yonezawa | 1991-05-14 |