Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10707404 | Piezoelectric element | Yoshiki Ohta, Satoshi Sasaki, Yoshiaki Ohta, Takahiro Kezuka, Katsuya Inaba +3 more | 2020-07-07 |
| 7507347 | Piezoelectric ceramic composition and laminated piezoelectric element | Kumiko Iezumi, Junichi Yamazaki, Norimasa Sakamoto, Takeo Tsukada, Masahito Furukawa +5 more | 2009-03-24 |
| 6404102 | Piezoelectric resonator and piezoelectric resonator part | Toshiyuki Suzuki, Nobuyuki Miki, Masakazu Hirose | 2002-06-11 |
| 6093571 | Method of gene transfer into pollen by ion beam irradiation | Hiroshi Watanabe, Atsushi Tanaka | 2000-07-25 |
| 6090306 | Piezoelectric ceramics | Taeko Tsubokura, Hitoshi Oka, Kazuo Miyabe | 2000-07-18 |
| 5735078 | Method of producing intergeneric or interspecific hybrids by ion beam irradiation | Hiroshi Watanabe, Atsushi Tanaka, Shigemitsu Tano, Takao Yamashita, Akio Nakamura | 1998-04-07 |
| 5528687 | Echo canceller | Yoshinori Tanaka, Shigeyuki Unagami | 1996-06-18 |
| 5404351 | Data transmission unit having a plurality of ports | — | 1995-04-04 |
| 5144772 | Method and apparatus for angularly indexing a crankshaft | Taisuke Kawamata, Toshio Maruyama, Hidetaka Irie, Shinji Nishio, Koichi Murayama | 1992-09-08 |
| 4682353 | Key telephone system | Kenichiro Hirano, Ryoichi Tanihata | 1987-07-21 |
| 4630126 | Method of signal transmission with selected signal transmission rate | Takashi Kaku, Ryoji Okita, Shozo Kudo | 1986-12-16 |
| 4571733 | Automatic equalization device and method of starting-up the same | Takashi Kaku, Shigeyuki Unagami | 1986-02-18 |
| 4460668 | Electrophotographic copying method | Masazumi Yoshida, Tadao Noda | 1984-07-17 |