Issued Patents All Time
Showing 51–75 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8361248 | Steel superior in CTOD properties of weld heat-affected zone and method of production of same | Rikio Chijiiwa, Ryuji Uemori, Kazuhiro Fukunaga, Akihiko Kojima, Yoshihide Nagai | 2013-01-29 |
| 8323561 | Fire-resistant steel material superior in HAZ toughness of welded joint and method of production of same | Yasushi Hasegawa, Suguru Yoshida | 2012-12-04 |
| 8318633 | Catalyst for catalytic partial oxidation of hydrocarbon and process for producing synthesis gas | Hirokazu Fujie | 2012-11-27 |
| 8097096 | Fire resistant steel excellent in high temperature strength, toughness, and reheating embrittlement resistance and process for production of the same | Suguru Yoshida, Kita Hiroshi, Hirokazu Sugiyama, Yasushi Hasegawa | 2012-01-17 |
| 8048841 | Spray-type bleaching agent | Shin Aihara, Yosuke Komatsu, Masafumi Shioji | 2011-11-01 |
| 7918948 | Method of production of 780 MPa class high strength steel plate excellent in low temperature toughness | Kazuhiro Fukunaga, Ryuji Uemori, Yoshihide Nagai, Rikio Chijiiwa | 2011-04-05 |
| 7867411 | Method for producing synthesis gas and apparatus for producing synthesis gas | Hirokazu Fujie, Nobuhiro Yamada, Ichiro Kitahara | 2011-01-11 |
| 7857917 | Method of production of steel for welded structures excellent in low temperature toughness of weld heat affected zone | Kazuhiro Fukunaga, Yasushi Mizutani, Rikio Chijiiwa | 2010-12-28 |
| 7447324 | Piezoelectric sounding body and electronic device using the same | Tatsuyuki Ogawa, Yasukazu Tokuhisa, Hiroaki Uenishi, Shigeo Ishii | 2008-11-04 |
| 7280299 | Recording method for magnetic recording medium, recording device for magnetic recording medium and magnetic recording medium | Masanori Takano, Takashi Abe, Nobufumi Takasu, Kiyoyuki Miyata | 2007-10-09 |
| 7247976 | Piezoelectric vibrator | Norikazu Sashida, Humihisa Itoh, Shigeo Ishii | 2007-07-24 |
| 7224544 | Method and device for recording data and erasing servo data | Masanori Takano, Takashi Abe, Nobufumi Takasu, Kiyoyuki Miyata | 2007-05-29 |
| 7180225 | Piezoelectric vibrator | Norikazu Sashida, Humihisa Itoh, Shigeo Ishii | 2007-02-20 |
| 7180217 | Motor, method for manufacturing motor, and motor drive controller | Sachio Nakayama, Masaru Wada | 2007-02-20 |
| 7136572 | Digital signal recording apparatus | — | 2006-11-14 |
| 7050042 | Control system for controlling an imaging device and a personal computer wherein imaging device control conditions may be freely set between the imaging device and the personal computer | — | 2006-05-23 |
| 6835230 | Method for leaching zinc concentrate | Manabu Kanno, Kaoru Saruta, Akira Narumi | 2004-12-28 |
| 6829429 | Video recording device for recording video signal including character information | Masaki Kitahashi, Kazuhiko Nakamura | 2004-12-07 |
| 6794798 | Display device and electronic equipment employing piezoelectric speaker | Shigeo Ishii, Hisayoshi Matsui, Hiroshi Kishi | 2004-09-21 |
| 6696037 | Method of recovering sulfur from minerals and other sulfur-containing compounds | Toyohisa Fujita, Kaoru Saruta | 2004-02-24 |
| 6538697 | Man-machine interface apparatus and method | Hirofumi Honda | 2003-03-25 |
| 6498598 | Imaging device system, control method for the system, imaging device, control device, control method for the imaging device, control method for the control device, and storage medium | — | 2002-12-24 |
| 6452313 | Multilayer piezoelectric transformer | Hiroshi Kishi, Yasuyuki Inomata, Shigeo Ishii | 2002-09-17 |
| 6445111 | Laminated piezoelectric transformer | Hiroshi Kishi, Yasuyuki Inomata, Shigeo Ishii, Mitsuya Tsujikawa | 2002-09-03 |
| 6353279 | Piezoelectric transformer | Yukihiro Konishi, Daisuke Kaino, Shigeo Ishii | 2002-03-05 |