Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12034335 | Stator and motor | Yoshinori Takayama, Motofumi OHTSUJI, Shougo Okabe | 2024-07-09 |
| 10318745 | Access control system and access control method | Yuuichi KIYOKAWA, Ryuuji Nakayama, Hiroyuki Ota | 2019-06-11 |
| 10320253 | Armature, rotating electric machine, cross-flow fan, and method for manufacturing pair of teeth of armature | Shin Nakamasu, Hiroki Fujita, Hirokazu Fujii, Ryou Fukui, Junichi Satou | 2019-06-11 |
| 9595898 | Device for controlling motor driving | Tooru Asakawa | 2017-03-14 |
| 7868496 | Brushless motor stator | Hirokazu Fujii, Hiroki Fujita, Mikio Itou | 2011-01-11 |
| 7041265 | Alkaline earth metal-basic silicate particle | Hitoshi Ishida, Yoshinobu Komatsu, Hiroshi Enoki, Kazunori Sakao, Katsumi Higuchi +1 more | 2006-05-09 |
| 6991949 | Manufacturing method of an electron emitting apparatus | Masakazu Muroyama, Takao Yagi, Ichiro Saito | 2006-01-31 |
| 6737792 | Field emission cathode, electron emission device and electron emission device manufacturing method | Ichiro Saito, Shinichi Tachizono, Takeshi Yamagishi | 2004-05-18 |
| 6683117 | Oiliness agent and water-in-oil emulsion containing same | Yoshinobu Komatsu, Hitoshi Ishida, Hiroshi Igarashi, Masami Kondou, Madoka Minagawa +2 more | 2004-01-27 |
| 6498424 | Field emission type cathode, electron emission apparatus and electron emission apparatus manufacturing method | Ichiro Saito, Shinichi Tachizono, Takeshi Yamagishi | 2002-12-24 |
| 6332820 | Planar display device manufacturing method | Toshiki Shimamura | 2001-12-25 |
| 6324109 | Semiconductor storage device capable of increasing access time speed | — | 2001-11-27 |
| 6240049 | Synchronous semiconductor storage device | — | 2001-05-29 |
| 5945467 | Flame-retardant thermosetting resin composition, water-insoluble ammonium polyphosphate particles and method for producing the particles | Masuo Iwata, Mika Seki, Ryoji Takahashi, Tikashi Fukumura, Masaya Tanaka | 1999-08-31 |
| 5795930 | Water insoluble ammonium polyphosphate powder for flame-retardant thermoplastic polymer composition | Tikashi Fukumura, Masuo Iwata, Noriaki Narita, Masaya Tanaka, Mika Seki +1 more | 1998-08-18 |
| 5768199 | Semiconductor memory device with dual precharge operations | — | 1998-06-16 |
| 5764575 | Replacement semiconductor read-only memory | Tomoyuki Kawai | 1998-06-09 |
| 5700575 | Water-insoluble ammonium polyphosphate particles | Masuo Iwata, Mika Seki, Ryoji Takahashi, Tikashi Fukumura, Masaya Tanaka | 1997-12-23 |
| 5689470 | Semiconductor memory device and method for accessing a memory in the same | — | 1997-11-18 |
| 5599626 | Melamine-coated ammonium polyphosphate | Chikashi Fukumura, Masuo Iwata, Noriaki Narita, Ryoji Takahashi | 1997-02-04 |
| 5534291 | Process for producing a melamine-coated ammonium polyphosphate | Chikashi Fukumura, Masuo Iwata, Noriaki Narita, Ryoji Takahashi | 1996-07-09 |
| 5480732 | Magnetic recording medium | Nobuyuki Aoki, Hideo Hatanaka, Yasuhiro Ueyama | 1996-01-02 |
| 5430080 | Flame-retardant thermoplastic resin composition | Masuo Iwata, Noriaki Narita, Ryoji Takahashi | 1995-07-04 |
| 5412802 | Reasoning method and fault diagnosis method and system implementing the same | Tsutomu Fujinami, Hiroshi Tsuji, Keiichiro Renge, Kenzo Moriyama, Kenji Tozuka | 1995-05-02 |
| 5344855 | Flame-retardant and its composition | Noriaki Narita, Masuo Iwata, Hideo Sato, Ryoji Takahashi | 1994-09-06 |