Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11469682 | Semiconductor device | Hiroko ITOH | 2022-10-11 |
| 11196302 | Resonance apparatus, power transmission apparatus, and power transmission method | — | 2021-12-07 |
| 11171572 | Microwave-rectifying circuit | Hiroko ITOH | 2021-11-09 |
| 11095339 | Resonance apparatus, power transmission apparatus, and power transmission method to improve noncontact power transmission | — | 2021-08-17 |
| 9739447 | Lighting apparatus | Rumiko Tanaka | 2017-08-22 |
| 9551478 | Lighting device | Masahisa Nishio | 2017-01-24 |
| 9453621 | Illumination apparatus having interconnectable light emitting parts | — | 2016-09-27 |
| 8894235 | Illumination device | Shun KATO | 2014-11-25 |
| 8783934 | Spread illuminating apparatus | Masahisa Nishio | 2014-07-22 |
| 8534895 | Light emitting device with a point-like light source | Takuro Sakai | 2013-09-17 |
| 8454220 | Illuminator with light source units radially arranged at a reference point of a base frame | Kaori Fujii, Masahisa Nishio | 2013-06-04 |
| 8061885 | Planar illumination device | — | 2011-11-22 |
| 7866873 | Planar illumination device | — | 2011-01-11 |
| 7810978 | Spread illuminating apparatus | — | 2010-10-12 |
| 7600909 | Spread illuminating apparatus | — | 2009-10-13 |
| 7575360 | Spread illuminating apparatus | Katsumi Nagata, Masahisa Nishio | 2009-08-18 |
| 7532479 | Spread illuminating apparatus | Chiharu Ota | 2009-05-12 |
| 7530723 | Spread illuminating apparatus | — | 2009-05-12 |
| 7420158 | Spread illuminating apparatus including a housing frame with an outer frame member and an inner frame member jointed to a light conductor plate | Katsumi Nagata, Masahisa Nishio, Chiharu Ota | 2008-09-02 |
| 6765241 | Group III nitride semiconductor device of field effect transistor type having reduced parasitic capacitances | Nobuyuki Hayama, Kensuke Kasahara, Tatsuo Nakayama, Hironobu Miyamoto, Yuji Takahashi +3 more | 2004-07-20 |
| 6552373 | Hetero-junction field effect transistor having an intermediate layer | Yuji Ando, Hironobu Miyamoto, Naotaka Iwata, Koji Matsunaga, Masaaki Kuzuhara +5 more | 2003-04-22 |
| 6492669 | Semiconductor device with schottky electrode having high schottky barrier | Tatsuo Nakayama, Yuji Ando, Hironobu Miyamoto, Kazuaki Kunihiro, Yuji Takahashi +4 more | 2002-12-10 |
| 6476431 | Field effect transistor with barrier layer to prevent avalanche breakdown current from reaching gate and method for manufacturing the same | Kensuke Kasahara, Kazuaki Kunihiro, Yuji Takahashi | 2002-11-05 |
| 6465814 | Semiconductor device | Kensuke Kasahara, Masaaki Kuzuhara, Hironobu Miyamoto, Yuji Ando, Tatsuo Nakayama +4 more | 2002-10-15 |
| 6440822 | Method of manufacturing semiconductor device with sidewall metal layers | Nobuyuki Hayama, Masaaki Kuzuhara, Kouji Matsunaga, Tatsuo Nakayama, Yuji Takahashi +4 more | 2002-08-27 |