Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11462409 | Epitaxial silicon wafer, and method for manufacturing epitaxial silicon wafer | Naoya NONAKA, Katsuya Ookubo | 2022-10-04 |
| 10867791 | Method for manufacturing epitaxial silicon wafer and epitaxial silicon wafer | Naoya NONAKA, Kenichi Mizogami | 2020-12-15 |
| 10253429 | Method for manufacturing epitaxial silicon wafer | Naoya NONAKA | 2019-04-09 |
| 10005196 | Cutting apparatus | Shinya Yamamoto, Takeshi Tozuka, Yuichi Kitagawa | 2018-06-26 |
| 9902165 | Ink supply system and inkjet printer | Yasuhiko Kobayashi, Takefumi Endo, Yusuke Takano, Teppei SAWADA | 2018-02-27 |
| 9755022 | Epitaxial silicon wafer having reduced stacking faults | Naoya NONAKA, Masayuki Shinagawa, Gou Uesono | 2017-09-05 |
| 9425264 | Method for growing an epitaxial film on a phosphorous-doped silicon wafer | Naoya NONAKA, Masayuki Shinagawa, Gou Uesono | 2016-08-23 |
| 8956927 | Method of manufacturing epitaxial silicon wafer and epitaxial silicon wafer manufactured by the method | Naoya NONAKA | 2015-02-17 |
| 8659020 | Epitaxial silicon wafer and method for manufacturing same | Masahiro Yoshikawa, Akira Inoue, Yoshiya Yoshida | 2014-02-25 |
| 8420514 | Epitaxial silicon wafer and method for manufacturing same | Masahiro Yoshikawa, Akira Inoue, Yoshiya Yoshida, Kazuhiro Iriguchi, Toshiyuki Isami | 2013-04-16 |
| 5363384 | Audio signal demodulation circuit | Toshihiro Miyoshi, Naoji Okumura, Hisashi Arita, Kenji Ishikawa, Yuichi Ninomiya +2 more | 1994-11-08 |
| 5163053 | Audio signal demodulation circuit | Naoji Okumura, Toshihiro Miyoshi, Yuichi Ninomiya, Yoshimichi Ohtsuka, Takushi Iwamoto | 1992-11-10 |
| 5121212 | Audio signal demodulating circuit with reduced power consumption | Naoji Okumura, Hisashi Arita, Yuichi Ninomiya, Yoshimichi Ohtsuka, Takushi Iwamoto | 1992-06-09 |
| 4998106 | Reference voltage regulation apparatus for an automatic gain control system | Toyokastu Koga, Isao Kawahara, Yoshimichi Ohtsuka, Yuichi Ninomiya | 1991-03-05 |