Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11278466 | Control method for massage machine and massage element of massage machine | Toshihisa Yoshida | 2022-03-22 |
| 7660650 | Self-propelled working robot having horizontally movable work assembly retracting in different speed based on contact sensor input on the assembly | Shiegeru Oyokota | 2010-02-09 |
| 6574536 | Moving apparatus for efficiently moving on floor with obstacle | Yuichi Kawakami, Kyoko Nakamura, Yasuhisa Kinto | 2003-06-03 |
| 6142252 | Autonomous vehicle that runs while recognizing work area configuration, and method of selecting route | Yasuhisa Kinto, Kyoko Nakamura, Yuichi Kawakami | 2000-11-07 |
| 6119057 | Autonomous vehicle with an easily set work area and easily switched mode | — | 2000-09-12 |
| 5998953 | Control apparatus of mobile that applies fluid on floor | Kyoko Nakamura, Takao Kobayashi | 1999-12-07 |
| 5959423 | Mobile work robot system | Hideaki Nakanishi | 1999-09-28 |
| 5947225 | Automatic vehicle | Yuichi Kawakami | 1999-09-07 |
| 5820821 | Sterilizer | Shigeru Oyokota, Yoshihiro Kiuchi, Kiyoyuki Takesako | 1998-10-13 |
| 5735959 | Apparatus spreading fluid on floor while moving | Naoki Kubo, Shigeru Oyokota, Masashi Nishikado | 1998-04-07 |
| 5720077 | Running robot carrying out prescribed work using working member and method of working using the same | Kyoko Nakamura, Hideaki Nakanishi, Yuichi Kawakami, Shigeru Oyokota | 1998-02-24 |
| 5717484 | Position detecting system | Takayuki Hamaguchi | 1998-02-10 |
| 5714119 | Sterilizer | Shigeru Oyokota, Yoshihiro Kiuchi, Kiyoyuki Takesako | 1998-02-03 |
| 5636402 | Apparatus spreading fluid on floor while moving | Naoki Kubo, Shigeru Oyokota | 1997-06-10 |
| 5613261 | Cleaner | Yuichi Kawakami, Takayuki Hamaguchi, Hideaki Nakanishi, Natsuko Waki | 1997-03-25 |
| 5305233 | Spectrophotometer for accurately measuring light intensity in a specific wavelength region | Masahito Inaba, Masami Sugiyama | 1994-04-19 |
| 5175697 | Spectrophotometer for accurately measuring light intensity in a specific wavelength region | Masahito Inaba, Masami Sugiyama | 1992-12-29 |
| 4995727 | Compact diffusion light mixing box and colorimeter | Masami Sugiyama, Masahito Inaba | 1991-02-26 |
| 4822998 | Spectral sensor with interference filter | Satoshi Yokota, Masami Sugiyama, Tomoko Miyaura | 1989-04-18 |
| 4704025 | Enlarger for use in photography | Yoshio Yuasa, Hidetoshi Yasumoto, Kazuhiko Naruse, Masahito Inaba | 1987-11-03 |
| 4601571 | Exposure determining device for an enlarger | Yoshio Yuasa | 1986-07-22 |
| 4576470 | Enlarger for use in photography | Yoshio Yuasa, Hidetoshi Yasumoto, Kazuhiko Naruse, Masahito Inaba | 1986-03-18 |
| 4575225 | Color enlarger | Yoshio Yuasa, Hidetoshi Yasumoto, Kazuhiko Naruse, Masahito Inaba | 1986-03-11 |
| 4551011 | Light source for exposure | Yoshio Yuasa, Hidetoshi Yasumoto, Kazuhiko Naruse, Masahito Inaba | 1985-11-05 |
| 4531830 | Automatic focusing device for an enlarger | Yoshio Yuasa, Hidetoshi Yasumoto | 1985-07-30 |