Issued Patents All Time
Showing 1–25 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12142486 | Nonvolatile semiconductor memory device and method of manufacturing the same | Takeshi Sonehara, Masaaki Higuchi, Takashi Shimizu | 2024-11-12 |
| 11418094 | Electric tool | Akira Matsushita, Tomomasa Nishikawa, Yuta Noguchi | 2022-08-16 |
| 11377415 | Method for converting N,N-dialkylamide compound into ester compound using complex of fourth-period transition metal as catalyst | Kazushi Mashima, Haruki Nagae, Daiki KATO, Shusei Soma, Shinya Akebi +3 more | 2022-07-05 |
| 10994393 | Rotary impact tool | Tetsuhiro Harada, Tomomasa Nishikawa, Tatsuya Ito, Yang Li | 2021-05-04 |
| 10957556 | Nonvolatile semiconductor memory device and method of manufacturing the same | Takeshi Sonehara, Masaaki Higuchi, Takashi Shimizu | 2021-03-23 |
| 10615049 | Nonvolatile semiconductor memory device and method of manufacturing the same | Takeshi Sonehara, Masaaki Higuchi, Takashi Shimizu | 2020-04-07 |
| 10293473 | Portable working machine | — | 2019-05-21 |
| 10192753 | Nonvolatile semiconductor memory device and method of manufacturing the same | Takeshi Sonehara, Masaaki Higuchi, Takashi Shimizu | 2019-01-29 |
| 9644618 | Portable working machine | — | 2017-05-09 |
| 9190499 | Nonvolatile semiconductor memory device, capacitance element, and method for manufacturing nonvolatile semiconductor memory device | Masaru Kito | 2015-11-17 |
| 8701621 | Four-cycle engine, bush cutter and engine-driven tool having same | Takeshi Takeda, Takamoto Horiuchi, Hiroshi OHIRA, Katsumi Kurihara | 2014-04-22 |
| 8581424 | Information recording/reproducing device | Tsukasa Nakai, Kohichi Kubo, Chikayoshi Kamata, Takayuki Tsukamoto, Shinya Aoki | 2013-11-12 |
| 8431920 | Information recording and reproducing device for high-recording density | Chikayoshi Kamata, Takayuki Tsukamoto, Takeshi Yamaguchi, Tsukasa Nakai, Shinya Aoki +1 more | 2013-04-30 |
| 8305797 | Information recording/reproducing device | Shinya Aoki, Kohichi Kubo, Takayuki Tsukamoto, Chikayoshi Kamata, Tsukasa Nakai | 2012-11-06 |
| 8288748 | Information recording and reproducing device | Takayuki Tsukamoto, Chikayoshi Kamata, Takeshi Yamaguchi, Shinya Aoki, Kohichi Kubo | 2012-10-16 |
| 8269205 | Information recording and reproducing device | Kohichi Kubo, Chikayoshi Kamata, Takayuki Tsukamoto, Shinya Aoki, Tsukasa Nakai +1 more | 2012-09-18 |
| 8237145 | Nonvolatile memory device with recording layer having two portions of different nitrogen amounts | Chikayoshi Kamata, Takayuki Tsukamoto, Kohichi Kubo, Shinya Aoki, Toshiro Hiraoka | 2012-08-07 |
| 8207518 | Information recording and reproducing device | Kohichi Kubo, Chikayoshi Kamata, Takayuki Tsukamoto, Shinya Aoki, Tsukasa Nakai +1 more | 2012-06-26 |
| 8188455 | Information recording/reproducing device | Takayuki Tsukamoto, Kohichi Kubo, Chikayoshi Kamata, Shinya Aoki, Toshiro Hiraoka | 2012-05-29 |
| 8139398 | Data read/write device | Koichi Kubo, Shinya Aoki, Robin Carter, Chikayoshi Kamata | 2012-03-20 |
| 8089796 | Information recording and reproducing device | Takayuki Tsukamoto, Takeshi Yamaguchi, Chikayoshi Kamata, Tsukasa Nakai, Shinya Aoki +1 more | 2012-01-03 |
| 8018762 | Information recording and reproducing apparatus | Kohichi Kubo, Chikayoshi Kamata, Takayuki Tsukamoto, Shinya Aoki, Toshiro Hiraoka | 2011-09-13 |
| 8014189 | Information recording/reproducing device | Takayuki Tsukamoto, Kohichi Kubo, Chikayoshi Kamata, Shinya Aoki, Toshiro Hiraoka | 2011-09-06 |
| 8002852 | Lens dyeing method and lens dyeing apparatus | Minoru Inuzuka | 2011-08-23 |
| 7995382 | Information recording and reproducing apparatus | Takayuki Tsukamoto, Kohichi Kubo, Chikayoshi Kamata, Shinya Aoki, Toshiro Hiraoka | 2011-08-09 |