Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043961 | Magnetic recording medium and method for producing the same | Akira Noda | 2000-03-28 |
| 5741577 | Magnetic recording medium having a lubricant layer with a specified structure of a specified perfluoropolyether lubricant | Yoshiyuki Nabata, Shinji Yamada | 1998-04-21 |
| 5661777 | Loop detection signal issuing circuit in subscriber circuit having on-hook transmission facility | — | 1997-08-26 |
| 5560977 | Magnetic recording medium and manufacturing the same | Atsushi Ishikawa, Michihide Yamauchi | 1996-10-01 |
| 5289537 | On-hook transmission circuit in cable line | Shinichi Ito | 1994-02-22 |
| 5246507 | Metal surface treatment and aqueous solution therefor | Kenji Kodama | 1993-09-21 |
| 5220508 | Position and heading detecting device for self controlled vehicle | Yoshiki Ninomiya, Gunji Sugimoto, Koichi Tange | 1993-06-15 |
| 5209873 | Electrically conductive paste and coating | Hiromoto Mizushima, Yumi Rakue | 1993-05-11 |
| 5188866 | Process of making a magnetic recording medium | Katsunori Nomoto, Tsutomu Isobe | 1993-02-23 |
| 5158708 | Conductive paste and conductive coating film | Tomoyuki Haishi, Hiromitsu Hayashi, Masaki Iwasaki, Yumi Rakue | 1992-10-27 |
| 5156771 | Electrically conductive paste composition | Masaki Iwasaki, Tomoyuki Haishi, Hiromitsu Hayashi, Yumi Rakue | 1992-10-20 |
| 5130719 | Motor-driven automobile antenna | Kazuhiko Nakase | 1992-07-14 |
| 5128992 | Hybrid circuit | Kenji Takato, Toshiro Tojo | 1992-07-07 |
| 5080982 | Magnetic recording medium | Katsunori Nomoto, Tsutomu Isobe | 1992-01-14 |
| 4995111 | Ring trip circuit for subscriber telephone | Toshiro Tojo, Kenji Takato, Kazumi Kinoshita, Yozo Iketani, Shin Ito | 1991-02-19 |
| 4990929 | Motor-driven automobile antenna with timer circuit | Kazuhiko Nakase | 1991-02-05 |
| 4982422 | Terminating circuit in a battery feed circuit of an electronic exchange system | Shin Itoh, Kenji Takato, Yozo Iketani | 1991-01-01 |
| 4978399 | Metal surface treatment with an aqueous solution | Kenji Kodama | 1990-12-18 |
| 4969355 | Apparatus for measuring tire uniformity | Shunichi Doi, Satoru MATSUSHIMA, Yoshiteru Mizutani, Michio Ishiguro, Shigeru Sakuma +1 more | 1990-11-13 |
| 4935960 | Battery feed circuit | Kenji Takato, Toshiro Tojo, Kazumi Kinoshita | 1990-06-19 |
| 4912429 | Operational amplifier | Kenji Takato, Toshiro Tojo, Kazumi Kinoshita | 1990-03-27 |
| 4910796 | Automobile antenna | Kazuhiko Nakase | 1990-03-20 |
| 4862309 | Protection circuit for battery feed circuit | Toshiro Tojo, Kenji Takato, Kazumi Kinoshita | 1989-08-29 |
| 4827503 | Integrated ringing circuit and a ring trip circuit for the same | Kenji Takato, Kazumi Kinoshita, Toshiro Tojo | 1989-05-02 |
| 4797183 | Electroplated composite of zinc and organic polymer | Hiroyuki Nagamori, Kozo Kitazawa | 1989-01-10 |