Issued Patents All Time
Showing 26–50 of 115 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9252569 | Spark plug | Nobuaki Sakayanagi | 2016-02-02 |
| 9225150 | Spark plug | Masahiro Nishida, Keiji Ozeki, Naoyuki Mukouyama, Tsutomu Kobayashi | 2015-12-29 |
| 9217883 | Optical modulator module, integrated circuit for driving optical modulator, and method for modulating optical signal | — | 2015-12-22 |
| 9143237 | Optical modulator module and modulation method for optical signal | — | 2015-09-22 |
| 9065255 | Spark plug and method of manufacturing the same | Nobuaki Sakayanagi, Shinya Mitsuda, Ryuichi Ono | 2015-06-23 |
| 9061685 | Drive state control apparatus for vehicle | Kazutaka Kobayashi, Yoshiyuki Aoyama, Takeshige Miyazaki, Akihiro Ohno, Ryohei Shigeta +1 more | 2015-06-23 |
| 8989979 | Control unit for four-wheel-drive vehicle | Kenta Taniguchi, Akira Kodama, Masaki Mita | 2015-03-24 |
| 8939808 | Method and device for manufacturing spark plug | Jiro Kyuno, Keiji Ozeki, Akiko Maruno | 2015-01-27 |
| 8896192 | Spark plug and method of manufacturing the same | — | 2014-11-25 |
| 8744219 | Optical modulator module and method for modulating optical signal | — | 2014-06-03 |
| 8723406 | Spark plug | — | 2014-05-13 |
| 8723405 | Spark plug and method for producing spark plug | — | 2014-05-13 |
| 8674592 | Spark plug having a crimp portion in the metal shell to firmly engage with the ceramic insulator | Mai Nakamura, Jiro Kyuno | 2014-03-18 |
| 8640666 | Spark plug for internal combustion engine | Hiroyuki Kameda, Katsutoshi Nakayama, Kaori Kishimoto | 2014-02-04 |
| 8633418 | Spark plug manufacturing method | Akikazu Taido, Yuichi Nakano | 2014-01-21 |
| 8624475 | Spark plug | Takuya Shimamura, Jiro Kyuno, Naomichi Miyashita | 2014-01-07 |
| 8620546 | Drive state control apparatus for vehicle | Kazutaka Kobayashi, Yoshiyuki Aoyama, Takeshige Miyazaki, Akihiro Ohno, Ryohei Shigeta +1 more | 2013-12-31 |
| 8600198 | Semiconductor optical modulator, semiconductor optical integrated device, and method of manufacturing the same | Shinya Sudo, Kenji Sato, Takao Morimoto | 2013-12-03 |
| 8562859 | Voltage nonlinear resistor, lightning arrester equipped with voltage nonlinear resistor, and process for producing voltage nonlinear resistor | Iwao Kawamata, Yoshio Takada | 2013-10-22 |
| 8539921 | Spark plug | Makoto Kuribayashi, Hirokazu Kurono, Toshitaka Honda | 2013-09-24 |
| 8531094 | Spark plug having self-cleaning of carbon deposits | Akira Suzuki, Mamoru Musasa, Jiro Kyuno | 2013-09-10 |
| 8498501 | Semiconductor optical modulator and semiconductor mach-zehnder optical modulator | Kenji Sato | 2013-07-30 |
| 8476817 | Spark plug | Naomichi Miyashita, Mamoru Musasa, Akira Suzuki, Kazuyoshi Torii | 2013-07-02 |
| 8476815 | Spark plug and manufacturing method thereof | — | 2013-07-02 |
| 8433164 | Optical joint | Takeshi Okamoto, Kenji Sato, Kenji Mizutani | 2013-04-30 |