Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10143929 | Portable electronic device | Shinichi Ogasawara, Masayasu Ito, Hajime Ishihara, Nobutoshi Hamada | 2018-12-04 |
| 9207718 | Portable electronic device | Shinichi Ogasawara, Masayasu Ito, Hajime Ishihara, Nobutoshi Hamada | 2015-12-08 |
| 8672767 | Portable electronic device | Shinichi Ogasawara, Masayasu Ito, Hajime Ishihara, Nobutoshi Hamada | 2014-03-18 |
| 8105169 | Portable electronic device | Shinichi Ogasawara, Masayasu Ito, Hajime Ishihara, Nobutoshi Hamada | 2012-01-31 |
| 7648796 | Battery pack and electronic equipment using the same | Hajime Ishihara, Seiji Oshimi, Kazuya Sugeno | 2010-01-19 |
| 7534523 | Battery pack and electronic equipment using the same | Hajime Ishihara, Soiji Oshimi, Kazuya Sugeno | 2009-05-19 |
| 5273131 | Vibro-isolating support structure for engine of industrial vehicle | Yukio Uchiyama, Satoshi Matsuda | 1993-12-28 |