Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431832 | Motor control device, motor drive device, motor system, and electrical apparatus | Yusuke Kuramitsu, Motoya Kumagai, Yasunobu Inoue, Akira Hashimoto | 2025-09-30 |
| 12116656 | Ti-containing Fe—Ni—Cr alloy having superior quality on slit cut surface | Toshio Miura, Kazuhito TAKIMOTO, Fumiaki KIRIHARA | 2024-10-15 |
| 11227822 | Semiconductor device | — | 2022-01-18 |
| 10927438 | Fe-Ni-Cr alloy, Fe-Ni-Cr alloy strip, sheath heater, method of manufacturing Fe-Ni-Cr alloy, and method of manufacturing sheath heater | Kazuhiro Yamakawa, Kun-Wang Wang, Hidekazu Todoroki | 2021-02-23 |
| D902877 | Packaged semiconductor module | — | 2020-11-24 |
| 10832996 | Power module and motor drive circuit | Yasumasa Kasuya, Hiroaki Matsubara, Hiroshi Kumano, Toshio Nakajima, Yuji ISHIMATSU | 2020-11-10 |
| 10679928 | Power module and motor drive circuit | Yasumasa Kasuya, Hiroaki Matsubara, Hiroshi Kumano, Toshio Nakajima, Yuji ISHIMATSU | 2020-06-09 |
| D824866 | Semiconductor device | Hiroaki Matsubara, Yasumasa Kasuya | 2018-08-07 |
| 9812408 | Semiconductor device with electrostatic discharge protection device near the edge of the chip | — | 2017-11-07 |
| 9777356 | Austenitic Fe—Ni—Cr alloy | Kazuhiro Yamakawa, Kun-Wang Wang | 2017-10-03 |
| 9528173 | High-Mn austenitic stainless steel and a producing method of high-Mn austenitic stainless steel sheet | Yuji Ikegami, Kazuhiro Yamakawa | 2016-12-27 |
| 9391549 | Motor driving device | — | 2016-07-12 |
| 8703047 | Clothing ornament made from a high-Mn austenitic stainless steel | Yuji Ikegami, Kazuhiro Yamakawa | 2014-04-22 |
| 8475620 | Bag member for compression prebonding, holding tool for producing laminated glass, and device of producing laminated glass and method of producing the same | Hiroyuki Matsuoka, Tsutomu Anbo, Tsutomu Mizukami, Yoshiyuki Sato | 2013-07-02 |
| 8287683 | Bag member for compression prebonding, holding tool for producing laminated glass, and device of producing laminated glass and method of producing the same | Hiroyuki Matsuoka, Tsutomu Anbo, Tsutomu Mizukami, Yoshiyuki Sato | 2012-10-16 |
| 8274248 | Rotation speed detection circuit and motor driver apparatus having the same | Yoshifumi Shigmogaki | 2012-09-25 |
| 7843675 | Overcurrent protection circuit, load driving device, motor driving device, electric appliance, power supply device | — | 2010-11-30 |
| 7759889 | Motor drive device and electric apparatus using the same | — | 2010-07-20 |
| 7755312 | Motor drive device and electric equipment using this | — | 2010-07-13 |
| 7602235 | Semiconductor device with internal current generating section | Masanori Tsuchihashi | 2009-10-13 |
| 7499253 | Semiconductor integrated-circuit unit with temperature protective circuit | Masanori Tsuchihashi, Kazuhiro Murakami | 2009-03-03 |
| 7390188 | Resin molding apparatus | Toshinobu Banjo, Masanori Shirasawa | 2008-06-24 |
| 6632298 | Casting slab for shadow mask, method for heat treatment thereof and material for shadow mask | Syun-ichi Morita, Taizo Sato, Jun Agari, Tsutomu Omori, Tatsuya Itoh | 2003-10-14 |
| 6377008 | Motor driving device | — | 2002-04-23 |
| 5763693 | Process for producing isopropyl alcohol | Shinji Ogawa | 1998-06-09 |