Issued Patents All Time
Showing 51–75 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733585 | Apparatus for pulling single crystal by CZ method | Shigeki Kawashima, Makoto Kamogawa, Tadashi Hata | 2004-05-11 |
| 6655334 | Ignition apparatus for use in internal combustion engine | Tomohiro Fuma, Takahiro Suzuki | 2003-12-02 |
| 6635161 | NOx sensor control circuit unit and NOx sensor system using the same | — | 2003-10-21 |
| 6629520 | Ignition apparatus for internal combustion engine | Daisuke Nakano | 2003-10-07 |
| 6539930 | Ignition apparatus for internal combustion engine | — | 2003-04-01 |
| 6533921 | Apparatus for detecting concentration of nitrogen oxide | Shigeru Miyata, Noriaki Kondo | 2003-03-18 |
| 6526953 | Ignition unit for internal combustion engine | — | 2003-03-04 |
| 6352632 | Connector for NOx sensor | Noriaki Kondo | 2002-03-05 |
| 6228252 | Apparatus for detecting concentration of nitrogen oxide | Shigeru Miyata, Noriaki Kondo | 2001-05-08 |
| 6224727 | NOx sensor | Shigeru Miyata, Masashi Ando, Noboru Ishida, Takafumi Oshima | 2001-05-01 |
| 6222368 | Ion current detection apparatus | Noriaki Kondo, Shigeru Miyata | 2001-04-24 |
| 6214207 | Method and apparatus for measuring oxygen concentration and nitrogen oxide concentration | Shigeru Miyata, Noriaki Kondo | 2001-04-10 |
| 6179911 | Method for manufacturing single crystal | Junsuke Tomioka, Fumitaka Ishikawa | 2001-01-30 |
| 6139630 | Suspender for polycrystalline material rods | Tatsuhiro Fujiyama, Teruhiko Uchiyama, Hidetoshi Kurogi | 2000-10-31 |
| 6099642 | Apparatus for pulling up single crystals and single crystal clamping device | Shoei Kurosaka, Shigeki Kawashima, Junsuke Tomioka | 2000-08-08 |
| 6082176 | NOx-concentration detecting apparatus | Noriaki Kondo | 2000-07-04 |
| 6055844 | Air/fuel ratio detection device and an air/fuel ratio control device | Noriaki Kondo, Shigeru Miyata | 2000-05-02 |
| 6042644 | Single crystal pulling method | Shoei Kurosaka, Shigeki Kawashima, Junsuke Tomioka | 2000-03-28 |
| 6007625 | Apparatus for manufacturing single crystal | Junsuke Tomioka, Fumitaka Ishikawa | 1999-12-28 |
| 5992380 | Ignition timing control system for industrial engines | — | 1999-11-30 |
| 5951759 | Apparatus of pulling up single crystals | Fumitaka Ishikawa | 1999-09-14 |
| 5942033 | Apparatus and method for pulling up single crystals | Shoei Kurosaka, Shigeki Kawashima, Junsuke Tomioka | 1999-08-24 |
| 5938843 | Apparatus for pulling up crystal bodies | Yoshinobu Hiraishi, Mitsunori Kawabata, Shoei Kurosaka | 1999-08-17 |
| 5938836 | Apparatus and method for manufacturing semiconductor single crystals | Junsuke Tomioka, Katsura Yamamoto | 1999-08-17 |
| 5925185 | Magnetic field-applied fabrication method for a semiconductor single crystal and an apparatus therefor | Shigeki Kawashima, Hirotaka Nakajima | 1999-07-20 |