Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10004571 | Chuck mechanism for dental handpiece and dental handpiece using the mechanism | Hitoshi Tanaka, Hiroyuki Ono | 2018-06-26 |
| 9757208 | Medical or dental handpiece | Hitoshi Tanaka | 2017-09-12 |
| 9510917 | Medical or dental handpiece | Hitoshi Tanaka | 2016-12-06 |
| 9301692 | Dental optical scanning device and dental optical scanning/diagnosing tool | Ryosuke Kaji, Masayuki Sano, Naotaro Nakata, Mikinori Nishimura | 2016-04-05 |
| 8721333 | Air-driven rotary cutting tool | Tetsuya Takashi | 2014-05-13 |
| 8679369 | Film-forming material and method for predicting film-forming material | Tadahiro Ohmi, Hironori Ito | 2014-03-25 |
| 8383194 | Film forming apparatus, film forming system, film forming method, and method of manufacturing electronic device or organic electroluminescence element | Tadahiro Ohmi, Takaaki Matsuoka, Hironori Ito | 2013-02-26 |
| D669180 | Dental handpiece | Tetsuya Takashi | 2012-10-16 |
| 7927101 | Handpiece and method for preventing occurence of sucking-back in the handpiece | Tetsuya Takashi | 2011-04-19 |
| 7329123 | Air-driven cutting device for medical treatment | Noriyuki Tanaka, Hirofumi Jikuhara, Naruo Wada | 2008-02-12 |
| 7048540 | Air-driven cutting device for medical treatment | Hirofumi Jikuhara, Noriyuki Tanaka | 2006-05-23 |
| 5902108 | Air turbine handpiece | Haruo Ogawa, Makoto Numakawa, Hirofumi Jikuhara, Hajime Yokota | 1999-05-11 |
| 5897315 | Handpiece having a root canal length measurement function | Masanobu Yoshida, Hiroaki Kusakabe, Kazunari Matoba | 1999-04-27 |
| 5591028 | Dental cutting tool holder | Setsuo Fujiki, Haruo Ogawa, Makoto Numakawa, Minoru Hayashida, Suezo Inoue +1 more | 1997-01-07 |
| 5216895 | Engine idle speed control system for automotive vehicle | Nobuyuki Kawai, Ikutaro Noji, Makoto Fukubayashi, Naoki Nakada, Kazuhiro Ishigami +1 more | 1993-06-08 |
| 5048372 | Transmission gear position dependent output control system for automotive internal combustion engine | Tsuyoshi Sodeno, Kiyomi Kawamizu, Yuji Kato, Nobutaka Takahashi | 1991-09-17 |
| 5017191 | Injector | Hideo Yamada, Mitsuhisa Iinuma, Hisao Tobiki | 1991-05-21 |
| 4994012 | Radiation-shielded holder for an injector | Mitsuhisa Iinuma, Hiroaki Matsushima | 1991-02-19 |
| 4804329 | Connecting device for an illuminant handpiece | Shinichiro Madenokoji | 1989-02-14 |
| 4744752 | Dental handpiece control device | Hiroo Watanabe, Toshiki Tawa, Shusuke Hashimoto, Katsumi Suzuki, Teruji Nakai | 1988-05-17 |
| 4586876 | Inclined disc type fluid compressor | Yoshio Kato, Toshihiro Nagamathu, Kazufumi Tsurumi, Kimio Kato | 1986-05-06 |
| 4521190 | Air bearing device in dental handpiece | Sekiya Ogino | 1985-06-04 |
| 4519119 | Method of manufacturing a piston for a swash plate type compressor | Takamitsu Mukai, Makoto Ohno, Mitsukane Inagaki | 1985-05-28 |
| 4505677 | Driving method and device for dental hand-piece | Hiroo Watanabe | 1985-03-19 |
| 4503179 | Aqueous fluorine-containing rubber coating composition and article coated therewith | Tatsushiro Yoshimura, Tsutomu Terada | 1985-03-05 |