Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39262 | Polishing apparatus including turntable with polishing surface of different heights | Yoshimi Sasaki, Akira Ogata, Seiji Ishikawa, Tamami Takahashi, Hirokuni Hiyama +1 more | 2006-09-05 |
| RE38878 | Polishing apparatus | Manabu Tsujimura, Seiji Ishikawa, Norio Kimura, You Ishii | 2005-11-15 |
| 6897021 | Reactive probe chip, composite substrate and method for fabrication of the same | Hiroshi Nagasawa, Akira Fukunaga | 2005-05-24 |
| RE38228 | Polishing apparatus | Seiji Ishikawa, Norio Kimura, Kiyotaka Kawashima, You Ishii | 2003-08-19 |
| 6102786 | Polishing apparatus including turntable with polishing surface of different heights | Yoshimi Sasaki, Akira Ogata, Seiji Ishikawa, Tamami Takahashi, Hirokuni Hiyama +1 more | 2000-08-15 |
| 5888126 | Polishing apparatus including turntable with polishing surface of different heights | Yoshimi Sasaki, Akira Ogata, Seiji Ishikawa, Tamami Takahashi, Hirokuni Hiyama +1 more | 1999-03-30 |
| 5716264 | Polishing apparatus | Norio Kimura, Ritsuo Kikuta, You Ishii | 1998-02-10 |
| 5643056 | Revolving drum polishing apparatus | Seiji Ishikawa, Norio Kimura, Yoshimi Sasaki, Kouki Yamada, Fujio Aoyama +2 more | 1997-07-01 |
| 5641054 | Magnetic levitation conveyor apparatus | Satoshi Mori, Masao Matsumura, Yoichi Kanemitsu, Takeshi Yoshioka, Masaaki Kajiyama +9 more | 1997-06-24 |
| 5616063 | Polishing apparatus | Katsuya Okumura, Riichirou Aoki, Hiromi Yajima, Masako Kodera, Shirou Mishima +3 more | 1997-04-01 |
| 5476414 | Polishing apparatus | Manabu Tsujimura, Seiji Ishikawa, Norio Kimura, You Ishii | 1995-12-19 |
| 5398459 | Method and apparatus for polishing a workpiece | Katsuya Okumura, Tohru Watanabe, Riichirou Aoki, Hiroyuki Yano, Masako Kodera +4 more | 1995-03-21 |
| 5384986 | Polishing apparatus | Seiji Ishikawa, Norio Kimura, Kiyotaka Kawashima, You Ishii | 1995-01-31 |
| 4524252 | Motor-driven electric timer | Tetuji Okazaki, Kanji Kawasaki | 1985-06-18 |