Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8362844 | Delay circuit and voltage controlled oscillation circuit | — | 2013-01-29 |
| 8130132 | Differential chopper comparator and A/D converter including the same | — | 2012-03-06 |
| 6907095 | Clock ride-over method and circuit | Hitoshi Fujita | 2005-06-14 |
| 6703864 | Buffer circuit | Junichi Takeuchi | 2004-03-09 |
| 5693973 | Protection structure of semiconductor integrated circuit | Katsuhiko Higashino | 1997-12-02 |
| 5387828 | High-speed level shifter with simple circuit arrangement | — | 1995-02-07 |
| 5230023 | Method and system for controlling an external machine by a voice command | — | 1993-07-20 |
| 5223342 | Magnetic recording medium having a lubricating layer comprising a binder and specified perfluoro polyoxyalkyl lubricant | Mitsuyoshi Shoji, Yutaka Ito, Toshikazu Narahara | 1993-06-29 |
| 5219651 | Magnetic recording apparatus comprising a magnetic recording medium and a magnetic head each coated with a coating of a binder and a specified fluorolubricant | Mitsuyosi Shoji, Takayuki Nakakawaji, Yutaka Ito, Shigeki Komatsuzaki | 1993-06-15 |
| 5162163 | Magnetic recording medium having a lubricant film consisting of a mixture of two lubricants and which has two peaks of molecular weight | Sakae Ohta, Hiroyuki Matsumoto, Miyuki Kajiki, Makoto Komatsu, Kenzo Masuda | 1992-11-10 |
| 5079062 | Magnetic recording medium having a thin film magnetic layer formed over a non-magnetic substrate which has powder grains of the substrate disposed on its surface | Kenzo Masuda, Masaaki Imamura | 1992-01-07 |
| 5071715 | Magnetic recording medium with a lubricant layer containing a perfluoro polyoxyalkyl compound | Mitsuyoshi Shoji, Yutaka Ito, Toshikazu Narahara | 1991-12-10 |
| 4970575 | Semiconductor device | Tasao Soga, Hiroaki Hachino, Mamoru Sawahata, Fumiyuki Kobayashi, Seigou Yukutake | 1990-11-13 |
| RE33120 | Method for driving liquid crystal element employing ferroelectric liquid crystal | Yoshiharu Nagae, Masato Isogai, Hideaki Kawakami | 1989-11-28 |
| 4828924 | Magnetic recording medium | Mitsutoshi Shoji, Koo Honjoo, Yoshiharu Honma, Toshikazu Narahara | 1989-05-09 |
| 4825284 | Semiconductor resin package structure | Tasao Soga, Marahiro Goda, Tadao Kushima, Nobuyuki Ushifusa, Fumiyuki Kobayashi +1 more | 1989-04-25 |
| 4803000 | Lubricant for cold plastic working of aluminum alloys | Takao Uematsu, Hiroshi Suzuki, Shigeki Komatsuzaki | 1989-02-07 |
| 4657685 | Emulsion type liquid lubricant for metal forming, process for preparing the lubricant and process for metal forming with the lubricant | Takao Uematsu, Shigeki Komatsuzaki, Tomoe Takamura | 1987-04-14 |
| 4612127 | Lubricant for metal forming and process for metal forming | Takao Uematsu, Shigeki Komatsuzaki, Tomoe Takamura, Toshikazu Narahara | 1986-09-16 |
| 4612128 | Lubricant for plastic working of metals | Takao Uematsu, Hiroshi Suzuki, Shigeki Komatsuzaki | 1986-09-16 |
| 4586791 | Optical modulation element with surface parallel and unidirectional alignment of LC | Masato Isogai, Kishiro Iwasaki | 1986-05-06 |
| 4508429 | Method for driving liquid crystal element employing ferroelectric liquid crystal | Yoshiharu Nagae, Masato Isogai, Hideaki Kawakami | 1985-04-02 |
| 4490496 | Moistureproof insulating coating composition for packing circuit boards | Iwao Maekawa, Eiji Omori, Isao Uchigasaki, Hideyuki Tobita, Naoki Yokoyama +2 more | 1984-12-25 |
| 4469409 | Homogeneous alignment layer for liquid crystal display device | Kishiro Iwasaki, Seikichi Tanno | 1984-09-04 |
| 4400059 | Liquid crystal display device | Yoshiharu Nagae, Tetsuo Ito, Masaaki Kitajima, Hideaki Kawakami, Hidetoshi Abe +3 more | 1983-08-23 |