Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12347663 | End point detection method and apparatus for anisotropic etching using variable etch gas flow | — | 2025-07-01 |
| 11888526 | Optical transmitter, communication apparatus, and method of controlling bias voltage of electro-optic modulator | Kosuke Komaki, Hidetoshi Sato, Yuya Osumi, Yusuke SHIGETA | 2024-01-30 |
| 11855703 | Optical coherent transceiver and filter adjustment method | Norifumi Shukunami | 2023-12-26 |
| 11598005 | Deposition apparatus including an off-axis lift-and-rotation unit and methods for operating the same | Shigeru NAKATSUKA, Syo Fukata, Yusuke OSAWA, Shigehiro Fujino, Masaaki Higashitani | 2023-03-07 |
| 11551961 | Multi-zone plasma-enhanced chemical vapor deposition apparatus and methods for operating the same | Shigeru NAKATSUKA, Syo Fukata, Yusuke OSAWA, Shigehiro Fujino, Masaaki Higashitani | 2023-01-10 |
| 11538708 | Multi-zone plasma-enhanced chemical vapor deposition apparatus and methods for operating the same | Shigeru NAKATSUKA, Syo Fukata, Yusuke OSAWA, Shigehiro Fujino, Masaaki Higashitani | 2022-12-27 |
| 11223385 | Optical apparatus and optical receiving method | Taku Saito, Kosuke Komaki | 2022-01-11 |
| 10559459 | Method for producing silicon nitride film and silicon nitride film | Hiroshi Taka, Masaya Yamawaki, Masayasu Hatashita | 2020-02-11 |
| 10280084 | Silicon nitride film and method of making thereof | Masayasu Hatashita, Hiroshi Taka, Masaya Yamawaki | 2019-05-07 |
| 9564964 | Optical signal processing device, optical signal processing method and recording medium | Taku Saito, Katsumi Fukumitsu, Osamu Takeuchi, Hirofumi Araki, Kanji Naito | 2017-02-07 |
| 9479249 | Optical transmission system and optical transmission device | Taketo Endo, Tomohiro Kaneoka, Hisayuki Ojima | 2016-10-25 |
| 9123542 | Plasma etching method | Naoya Ikemoto | 2015-09-01 |
| 9117660 | Apparatus, method and program for manufacturing nitride film | Masayasu Hatashita | 2015-08-25 |
| 8859434 | Etching method | Akimitsu Oishi | 2014-10-14 |
| 8673781 | Plasma etching method | Akimitsu Oishi, Masayasu Hatashita | 2014-03-18 |
| 8598049 | Deposition method | Masayasu Hatashita, Akimitsu Oishi | 2013-12-03 |
| 8518283 | Plasma etching method capable of detecting end point and plasma etching device therefor | Takashi Yamamoto, Masahiko Tanaka, Yoshiyuki Nozawa | 2013-08-27 |
| 7754613 | Etching method and etching apparatus | Takashi Yamamoto, Tatsuo Hiramura | 2010-07-13 |
| 6740170 | Apparatus and method for cleaning peripheral part of substrate | Takashi Yoshimura, Takeshi Sekiguchi, Nobunari Nadamoto | 2004-05-25 |
| 5912440 | Wooden structure | Kenji Sato, Eiji Shiba | 1999-06-15 |
| 4746586 | Separators for alkaline dry batteries | Kazuo Mizutani | 1988-05-24 |
| 4494702 | Yarn winding apparatus | Yuzuru Miyake, Takami Sugioka, Hideaki Ibuki | 1985-01-22 |
| 4487374 | Spindle drive type yarn winding apparatus | Takami Sugioka, Yuzuru Miyake, Hideaki Ibuki | 1984-12-11 |
| 4458849 | Safety device for a winding apparatus | Yuzuru Miyake, Takami Sugioka, Hideaki Ibuki | 1984-07-10 |
| 4458850 | Bobbin holder | Takami Sugioka, Yuzuru Miyake, Hideaki Ibuki | 1984-07-10 |