Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11224262 | Inner boots | — | 2022-01-18 |
| 10384658 | Estimated time-to-collision (TTC) calculation apparatus and estimated TTC calculation method | Yosuke Ito, Akitoshi Minemura, Jun Tsuchida, Masayuki Shimizu | 2019-08-20 |
| 9789817 | Warning control apparatus | — | 2017-10-17 |
| 9333636 | Work machine having main pole | Shinya Kojima, Akihiro Nomura | 2016-05-10 |
| 9035596 | Wearable battery device with tethered connecting adapter for power tool | Yuichi SUGIURA, Hideki Abe, Tomohiro Hachisuka | 2015-05-19 |
| 9010107 | Electric booster | Kentaro Ueno, Yusuke NOZAWA, Daisuke Kojima, Tohma Yamaguchi | 2015-04-21 |
| 8632136 | Brake control system | Yusuke NOZAWA, Tohma Yamaguchi, Kentaro Ueno, Daisuke Kojima | 2014-01-21 |
| 7823483 | Working depth adjusting devices for rotary tools | — | 2010-11-02 |
| 7669507 | Tightening tool | Masanori Furusawa, Yoshinori Shibata | 2010-03-02 |
| 7188557 | Tightening tool | — | 2007-03-13 |
| 7168505 | Rotary tool | — | 2007-01-30 |
| 6536537 | Screw drivers | Katsuhiko Sasaki, Kazunori Tsuge | 2003-03-25 |
| 6321622 | Structure for attaching a suspending device to an electric power tool | Kazunori Tsuge, Tomohiro Ukai | 2001-11-27 |
| 6105450 | Speed change device for power tool | Katsuhiko Sasaki | 2000-08-22 |
| D426125 | Portable electric driver | Naohiro Hayakawa | 2000-06-06 |
| 5664312 | Method of detaching a driver bit from a screwdriver and a stop ring provided with a function of removing the driver bit appropriate for practicing the method | Katsuhiko Sasaki, Toshiyuki Kani | 1997-09-09 |
| 4988246 | Apparatus for indicating incomplete and complete fastening of screw components | Minoru Yoshida, Teruo Arai, Toshiro Ishikawa, Masaji Shimada, Shigeru Susaki +7 more | 1991-01-29 |
| 4504180 | Multi-headed screw | Nobuyoshi Ishii | 1985-03-12 |
| 4502825 | Multi-headed screw | — | 1985-03-05 |