Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7833378 | Method for manufacturing optical disc and optical disc | Kazunori Ishikura, Keiichi Kagawa, Izumi Igawa, Hidetoshi Egawa, Yuji SHIBUYA +1 more | 2010-11-16 |
| 7343959 | Pressure casting method of magnesium alloy and metal products thereof | Tetsuichi Motegi, Kazutoshi Takayama | 2008-03-18 |
| 7331372 | Method for melting metallic raw material in metal molding apparatus | Toshiyasu Koda, Mamoru Miyagawa, Kazuo Anzai, Koji Takei, Ikuo Uwadaira +1 more | 2008-02-19 |
| 7303381 | Device for manufacturing optical disc, method of manufacturing the same, and optical disc | Kazunori Ishikura, Keiichi Kagawa, Izumi Igawa, Hidetoshi Egawa, Yuji SHIBUYA +1 more | 2007-12-04 |
| 7187644 | Optical recording substrate, optical recording medium, and manufacturing method thereof | Kazutomi Suzuki, Takashi Tomie, Suinobu Kubota | 2007-03-06 |
| 7165599 | Melting and feeding method and apparatus of metallic material in metal molding machine | Toshiyasu Koda, Mamoru Miyagawa, Kazuo Anzai, Koji Takei, Ko Yamazaki | 2007-01-23 |
| 7004225 | Injection molding machine for low-melting point metallic material | Toshiyasu Koda, Yuji Hayashi, Mamoru Miyagawa | 2006-02-28 |
| 6874563 | Composite metal product of carbon nano material and low melting point metal and method of producing the same | Atsushi Koide, Yoshitoshi Yamagiwa, Masashi Suganuma, Mamoru Miyagawa | 2005-04-05 |
| 6866088 | Injection molding machine for low-melting point metallic material | Toshiyasu Koda, Yuji Hayashi, Mamoru Miyagawa | 2005-03-15 |
| 6860314 | Method for producing a composite metal product | Atsushi Koide, Yoshitoshi Yamagiwa, Masashi Suganuma, Mamoru Miyagawa | 2005-03-01 |
| 6578621 | Injection device for low melting point metallic material | Toshiyasu Koda, Yuji Hayashi, Mamoru Miyagawa | 2003-06-17 |
| 6562100 | Material supply and melting method in injection molding of metal material | Toshiyasu Koda, Yuji Hayashi, Mamoru Miyagawa | 2003-05-13 |
| 6516019 | Oxidation prevention method of metal in a melting vessel and apparatus | Toshiyasu Koda, Yuji Hayashi, Mamoru Miyagawa | 2003-02-04 |
| 6405784 | Injection molding method of metal mold | Toshiyasu Koda, Yuji Hayashi, Mamoru Miyagawa | 2002-06-18 |
| 6187229 | Process for injection molding information recording disks | Kazutoshi Takayama | 2001-02-13 |
| 6017210 | Apparatus for dwelling in injection molding | Kazutoshi Takayama | 2000-01-25 |
| 5984517 | Injection screw | Yoshitoshi Yamagiwa, Takayoshi Shioiri, Yasuhiko Takeuchi, Michihiro Tatsuno | 1999-11-16 |
| 5861182 | Preplasticizing injection apparatus | Hisato Shimizu | 1999-01-19 |
| 5785999 | Injection apparatus for molding synthetic resin hollow or foamed body | Kazutoshi Takayama | 1998-07-28 |
| 5770245 | Preplasticizing injection machine | Toshimi Kato | 1998-06-23 |
| 5560708 | Vent apparatus for an injection molding machine | Kazuo Anzai | 1996-10-01 |
| 5518394 | Injection screw | Fumio Shiozawa, Toshimi Kato | 1996-05-21 |
| 5482454 | C-type frame for die tightening units mounted for an injection molding machine | Masaaki Miyahara, Nobuyuki Nakamura | 1996-01-09 |
| 5385462 | Vent-type injection molding machine | Takashi Kodama | 1995-01-31 |
| 5135688 | Fuzzy inference thermocontrol method for an injection molding machine with a plurality of means for heating or cooling | Nobuyuki Nakamura, Masashi Suganuma | 1992-08-04 |