Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9848108 | Image shake correction device and optical apparatus | — | 2017-12-19 |
| 7897532 | Optical glass composition, preform and optical element | Minoru Onoda, Kazuhiko Ishimaru | 2011-03-01 |
| 7897533 | Optical glass composition, preform and optical element | Minoru Onoda, Kazuhiko Ishimaru | 2011-03-01 |
| 6508651 | Dentures and false teeth | Hideyasu Tamagawa | 2003-01-21 |
| 6453117 | Imaging system | Norikazu Ito, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo, Jun Yoshikawa +6 more | 2002-09-17 |
| 6172635 | Highly accurate A/D converter | Takashi Yoshikawa | 2001-01-09 |
| 6009728 | Die for press-molding optical elements | Yoshinari Kashiwagi, Makoto Umetani, Hidenao Kataoka, Kenji Inoue, Satoru Morimoto | 2000-01-04 |
| 6003336 | Method of manufacturing a die for press-molding optical elements | Yoshinari Kashiwagi, Makoto Umetani, Hidenao Kataoka, Kenji Inoue, Satoru Morimoto | 1999-12-21 |
| 5965069 | Method for making optical preforms and optical elements by press | Jun Murata, Takahisa Kondou, Masaaki Sunohara, Toshiaki Takano, Chizuo Izumino | 1999-10-12 |
| 5904747 | Method of molding optical articles | Hidenao Kataoka, Makoto Umetani, Yoshinari Kashiwagi | 1999-05-18 |
| 5819077 | Graphics drawing system and method based on a client server system having shared graphics resources | Kazuyoshi Koga, Ryo Fujita, Katsunori Suzuki, Toshiyuki Kuwana, Hideki Fujii | 1998-10-06 |
| 5766294 | Method and apparatus for producing an optical element using a molding block and a temperature effecting mechanism contacting the molding block for heat exchange | Kazuaki Takagi, Tadayoshi Yonemoto, Takashi Inoue | 1998-06-16 |
| 5759221 | Method of press molding glass optical elements | Yoshinari Kashiwagi, Makoto Umetani, Hidenao Kataoka, Kenji Inoue, Satoru Morimoto | 1998-06-02 |
| 5718850 | Method and device for manufacturing optical elements | Toshiaki Takano, Jun Murata, Masaaki Sunohara, Takahisa Kondou | 1998-02-17 |
| 5700307 | Die for press-molding optical elements | Yoshinari Kashiwagi, Makoto Umetani, Hidenao Kataoka, Kenji Inoue, Satoru Morimoto | 1997-12-23 |
| 5346528 | Continuous automatic steel making method and facility | Koichi Takashima | 1994-09-13 |
| 5322541 | Method of producing glass blank | Yoshiyuki Shimizu, Tadayoshi Yonemoto, Masaaki Sunohara, Tadao Shioyama, Noriyuki Kawata | 1994-06-21 |
| 5296170 | Method for improving the internal surface of seamless tube of multi-layer plastics film laminate | Noritsugu Sugimoto, Nobuyuki Mori, Fusazo Wada | 1994-03-22 |
| 5201927 | Method of producing the optical element | Takasi Inoue, Masaaki Sunohara, Tadao Shioyama | 1993-04-13 |
| 5188652 | Machine for molding optical element | Takasi Inoue, Masaaki Sunohara, Tadao Shioyama | 1993-02-23 |
| 5015280 | Mold for molding optical elements | Takayuki Kimoto, Masaaki Sunohara, Takashi Inoue, Daijirou Yonetani | 1991-05-14 |
| 4606750 | Mold for direct press molding of optical glass element | Hideo Torii, Masaki Aoki, Hideyuki Okinaka, Satoru Yuhaku | 1986-08-19 |