Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11511934 | Tank device | Nobuyuki Kitajima | 2022-11-29 |
| 11465078 | Filter device and filtration apparatus | — | 2022-10-11 |
| 10792597 | Suction strainer | Meiho Taku, Tatsuhiro OSHITA | 2020-10-06 |
| 10702810 | Filter device | — | 2020-07-07 |
| 10525386 | Filter device | Tatsuhiro OSHITA, Meiho Taku | 2020-01-07 |
| 10441899 | Filter apparatus | Mitsunobu Okamoto | 2019-10-15 |
| 10272373 | Return filter | Meiho Taku, Tatsuhiro OSHITA | 2019-04-30 |
| 7198961 | Method for modifying existing micro-and nano-structures using a near-field scanning optical microscope | Ming-Jun Li, Chen-Hsiung Cheng | 2007-04-03 |
| 7040130 | Method and apparatus for forming discrete microcavities in a filament wire using microparticles | Xinbing Liu, Ming-Jun Li, Daniel Hogan, Kazuaki Ohkubo, Mitsuhiko Kimoto | 2006-05-09 |
| 6951627 | Method of drilling holes with precision laser micromachining | Ming-Jun Li, Xinbing Liu | 2005-10-04 |
| 6947649 | Method of adjusting the index of refraction of photonic crystals with laser micromachining to tune transmissions within the bandgap and structure | Ming-Jun Li, Xinbing Liu, Daniel Hogan | 2005-09-20 |
| 6898358 | Adjustable photonic crystal and method of adjusting the index of refraction of photonic crystals to reversibly tune transmissions within the bandgap | Ming-Jun Li, Daniel Hogan, Xinbing Liu | 2005-05-24 |
| 6871523 | Method and apparatus for forming microchannels in a filament wire | Daniel Hogan, Kazuaki Ohkubo, Mitsuhiko Kimoto | 2005-03-29 |
| 6819837 | Method of temporarily adjusting the index of refraction of ring resonator with precision laser micromachining | Ming-Jun Li, Daniel Hogan, Xinbing Liu | 2004-11-16 |
| 6719110 | Wet type friction clutch and electromagnetic clutch | Yasuhiko Ishikawa, Yoshiyuki Nakabayashi, Kouji Iizuka, Yasushi Koshigaya, Yoshiaki Kitsunezuka +2 more | 2004-04-13 |
| 6060127 | Mechanically restricted laser deposition | Abdelkrim Tatah | 2000-05-09 |
| 5728024 | Differential apparatus | Sakuo Kurihara, Yasuhiko Ishikawa, Masahiko Asahi | 1998-03-17 |
| 5528100 | Flat cathode-ray tube | Shunichi Igeta, Koji Nakamura, Tsunehiko Sugawara, Otojiro Kida | 1996-06-18 |
| 5274131 | 2-chloropropionaldehyde trimer and production process thereof | Takashi Wakasugi, Tadashi Miyakawa, Naka Tonouchi, Takashi Yamauchi | 1993-12-28 |
| 5265372 | Method of turf establishment and compositions comprising turfgrass and soil | Michihiro Sato | 1993-11-30 |
| 5166368 | Process of producing dichloroacetaldehyde trimer | Takashi Wakasugi | 1992-11-24 |
| 5145988 | Process for producing hydrazone derivatives | Takashi Wakasugi | 1992-09-08 |
| 5008462 | Method for preparing monochloroacetaldehyde trimer | Takashi Wakasugi | 1991-04-16 |