Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670036 | Silicon seed crystal and method for producing silicon single crystal | Masanori Kimura | 2003-12-30 |
| 6423285 | Method for producing silicon single crystal and production apparatus therefor, as well as single crystal and silicon wafer produced by the method | Kirio Itoi, Tohru Ishizuka, Tomohiko Ohta, Izumi Fusegawa | 2002-07-23 |
| 6364947 | Method and apparatus for manufacturing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers manufactured by the same | Makoto Iida, Masanori Kimura, Shozo Muraoka, Hideki Yamanaka | 2002-04-02 |
| 6348180 | Silicon single crystal wafer having few crystal defects | Makoto Iida, Satoshi Suzuki, Masanori Kimura, Shozo Muraoka | 2002-02-19 |
| 6340391 | Method for producing single crystal and pulling device | Kouji Kitagawa | 2002-01-22 |
| 6315970 | Seed crystal and method for preparing single crystal | — | 2001-11-13 |
| 6197108 | Silicon seed crystal, method of manufacturing the same, and method of manufacturing silicon monocrystal through use of the seed crystal | Masanori Kimura | 2001-03-06 |
| 6174363 | Method for producing silicon single crystal | — | 2001-01-16 |
| 6171392 | Method for producing silicon single crystal | — | 2001-01-09 |
| 6162292 | Method of producing silicon monocrystal | — | 2000-12-19 |
| 6159438 | Method and apparatus for manufacturing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers manufactured by the same | Makoto Iida, Masanori Kimura, Shozo Muraoka, Hideki Yamanaka | 2000-12-12 |
| 6159283 | Apparatus and method for measuring mechanical strength of neck portion of seed crystal and method for producing silicon single crystal | Isamu Harada, Michiaki Oda, Masaru Toyoshima, Toshinari Murai | 2000-12-12 |
| 6120598 | Method for producing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers produced by the method | Makoto Iida, Masanori Kimura, Shozo Muraoka | 2000-09-19 |
| 6120599 | Silicon single crystal wafer having few crystal defects, and method for producing the same | Makoto Iida, Masanori Kimura, Shozo Muraoka | 2000-09-19 |
| 6120749 | Silicon single crystal with no crystal defect in peripheral part of wafer and process for producing the same | Kiyotaka Takano, Makoto Iida, Masanori Kimura, Hirotoshi Yamagishi | 2000-09-19 |
| 6113686 | Single crystal growing method and apparatus | Yasushi Nakamura, Seiichiro Otsuka, Koji Midzuishi, Masanori Kimura, Hirotoshi Yamagishi | 2000-09-05 |
| 6066306 | Silicon single crystal wafer having few crystal defects, and method RFO producing the same | Makoto Iida, Masanori Kimura, Shozo Muraoka | 2000-05-23 |
| 6056818 | Method of manufacturing a silicon monocrystal, and method of holding the same | — | 2000-05-02 |
| 6053975 | Crystal holding apparatus | Makoto Iida, Masanori Kimura, Shozo Muraoka | 2000-04-25 |
| 6048395 | Method for producing a silicon single crystal having few crystal defects | Makoto Iida, Satoshi Suzuki, Masanori Kimura, Shozo Muraoka | 2000-04-11 |
| 6027562 | Method for producing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers produced by the method | Makoto Iida, Masanori Kimura, Shozo Muraoka | 2000-02-22 |
| 5980630 | Manufacturing method of single crystal and apparatus of manufacturing the same | Kiyotaka Takano, Masanori Kimura, Hirotoshi Yamagishi | 1999-11-09 |
| 5976246 | Process for producing silicon single crystal | Masanori Kimura, Shozo Muraoka | 1999-11-02 |
| 5968266 | Apparatus for manufacturing single crystal of silicon | Masanori Kimura, Shozo Muraoka | 1999-10-19 |
| 5968264 | Method and apparatus for manufacturing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers manufactured by the same | Makoto Iida, Masanori Kimura, Shozo Muraoka, Hideki Yamanaka | 1999-10-19 |