Issued Patents All Time
Showing 1–25 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12289045 | Power conversion device, semiconductor switch drive device, and control method | Tetsuya Okamoto | 2025-04-29 |
| 11716044 | Power conversion device and electric motor drive system | — | 2023-08-01 |
| 11520353 | Station and in-vehicle device | — | 2022-12-06 |
| 11133837 | Communication device | — | 2021-09-28 |
| 11087625 | Abnormality notification device | — | 2021-08-10 |
| 10931213 | Control apparatus for a synchronous motor | Masashi Nakamura | 2021-02-23 |
| 10638611 | Coil component and circuit board in which coil component are embedded | Tomonaga Nishikawa, Kouji Kawamura, Tomokazu Ito, Tadashi Watanabe, Mitsuhiko Endo | 2020-04-28 |
| 10555353 | Radio control device, terminal device, and communication method | Kouichiro Kitagawa, Xiaoqiu Wang, Yasuhiro Suegara | 2020-02-04 |
| 10107277 | Non-evaporable getter and non-evaporable getter pump | Reiki Watanabe | 2018-10-23 |
| 10045344 | Wireless communication system and wireless communication method | Makoto Konno, Xiaoqiu Wang | 2018-08-07 |
| 9945368 | Non-evaporable getter and non-evaporable getter pump | Reiki Watanabe | 2018-04-17 |
| 9576722 | Electronic component and manufacturing method thereof | Naozumi Ishikawa, Hiroshi Kamiyama | 2017-02-21 |
| 9532461 | Manufacturing apparatus of electronic component and manufacturing method thereof | Naozumi Ishikawa, Hiroshi Kamiyama | 2016-12-27 |
| 9214270 | Electronic component and manufacturing method thereof | Naozumi Ishikawa, Hiroshi Kamiyama | 2015-12-15 |
| 8729465 | Vacuum measurement device with ion source mounted | — | 2014-05-20 |
| 8650837 | Apparatus for and method of packaging product rolls | Tsutomu Tada, Nobuyasu Akiyoshi, Yasushi Kikuchi, Toshiaki Kenmotsu | 2014-02-18 |
| 8350572 | Ionization vacuum device | — | 2013-01-08 |
| 7929127 | Laser energy measuring unit and laser machining apparatus | Katsurou Bukawa | 2011-04-19 |
| 7741852 | Ionization vacuum gauge | Reiki Watanabe | 2010-06-22 |
| 7473867 | Laser machining apparatus | Kazuhisa Ishii | 2009-01-06 |
| 7332714 | Quadrupole mass spectrometer and vacuum device using the same | Reiki Watanabe | 2008-02-19 |
| 7297419 | Material for vacuum device, vacuum device, vacuum apparatus, manufacturing method of material for vacuum device, processing method of vacuum device, and processing method of vacuum apparatus | — | 2007-11-20 |
| 7227693 | Zoom lens and projection display device using the zoom lens | Kimiaki Nakazawa | 2007-06-05 |
| 7091443 | Heating device and heating method | Reiki Watanabe | 2006-08-15 |
| 6839186 | Large numerical aperture objective lens and night vision optical device using the same | Yukiko Nagatoshi | 2005-01-04 |