Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6286334 | Refrigerant compressor and refrigerating apparatus | Kenji Tojo, Yoshikatsu Tomita, Takao Mizuno | 2001-09-11 |
| 6055827 | Refrigerant compressor and refrigerating apparatus | Kenji Tojo, Yoshikatsu Tomita, Takao Mizuno | 2000-05-02 |
| 6006542 | Refrigerant compressor and refrigerating apparatus | Kenji Tojo, Yoshikatsu Tomita, Takao Mizuno | 1999-12-28 |
| 5798135 | Method for producing a magnetic recording medium having a carbon protective layer | Hiroshi Seki, Kenji Kuwahara, Mikio Murai, Kiyosi Takahasi, Masaru Odagiri +1 more | 1998-08-25 |
| 5776602 | Magnetic recording medium having a carbon protective film containing nitrogen and oxygen and overcoated with a lubricant | Kenji Kuwahara, Hiroshi Seki, Sadayuki Okazaki, Masaru Odagiri, Kiyoshi Takahashi +1 more | 1998-07-07 |
| 5670107 | Method for producing magnetic recording medium | Kenji Kuwahara, Kiyosi Takahasi, Noriyasu Echigo, Mikio Murai, Masaru Odagiri | 1997-09-23 |
| 5660539 | Scroll compressor | Mutsunori Matsunaga, Takao Mizuno, Kenji Tojo, Takeshi Hida | 1997-08-26 |
| 5637393 | Magnetic recording medium and its manufacturing method | Kenji Kuwahara, Hiroshi Seki, Kiyoshi Takahashi, Masaru Odagiri, Mikio Murai +1 more | 1997-06-10 |
| 5622488 | Scroll type fluid machine having first and second frame members to increase air tightness | Kenji Tojo, Takao Mizuno, Takeshi Hida | 1997-04-22 |
| 5591481 | Method of manufacturing a magnetic recording medium including forming a graft polymer lubricant layer by irradiating monomers with radicals or atomic gas | Kiyoshi Takahashi, Mikio Murai, Masaru Odagiri | 1997-01-07 |
| 5589263 | Magnetic recording medium having a ferromagnetic metal thin film, a dry etched layer, a carbonaceous film, and a lubricant film | Hiroshi Seki, Kenji Kuwahara, Mikio Murai, Kiyosi Takahasi, Masaru Odagiri +1 more | 1996-12-31 |
| 5540957 | Method of manufacturing a magnetic recording medium | Kenji Kuwahara, Hiroshi Seki, Kiyoshi Takahashi, Masaru Odagiri, Mikio Murai +1 more | 1996-07-30 |
| 5496595 | Method for forming film by plasma CVD | Kenji Kuwahara, Hiroshi Seki, Kiyosi Takahasi, Masaru Odagiri, Mikio Murai | 1996-03-05 |
| 5494742 | Magnetic recording medium having improved running time and corrosion resistance | Hiroshi Seki, Kenji Kuwahara, Kiyosi Takahasi, Masaru Odagiri, Mikio Murai | 1996-02-27 |
| 5425626 | Scroll type fluid machine with an involute spiral based on a circle having a varying radius | Kenji Tojo | 1995-06-20 |
| 5364690 | Magnetic recording medium comprising a ferromagnetic metal film and two carbon protective layers | Kiyoshi Takahashi, Mikio Murai, Masaru Odagiri, Yukikazu Ohchi, Tatsuya Hiwatashi | 1994-11-15 |
| 5328737 | Method of forming film by plasma CVD | Kiyoshi Takahashi, Mikio Murai, Masaru Odagiri, Yukikazu Ohchi, Tatsuya Hiwatashi | 1994-07-12 |
| 5302424 | Method for forming a film with plasma CVD process | Mikio Murai, Kiyoshi Takahashi, Masaru Odagiri | 1994-04-12 |
| 4198817 | Exhaust gas diffuser | Tomio Fujita | 1980-04-22 |