| 11550034 |
Target instrument and surveying system |
Kaoru Kumagai, Akinobu Sugiura |
2023-01-10 |
| 9523574 |
Surveying instrument |
Yosuke Okudaira |
2016-12-20 |
| 9523575 |
Guide light device, survey apparatus having the guide light device, survey system using the survey apparatus, survey pole used in the survey system, and mobile wireless transceiver used in the survey system |
Kaoru Kumagai |
2016-12-20 |
| 9482532 |
Surveying instrument and surveying operation system |
Kaoru Kumagai, Masaru Muraki |
2016-11-01 |
| 9121698 |
Electronic level device and level staff used for electronic level device |
Kaoru Kumagai, Jun Abe |
2015-09-01 |
| 8670130 |
Laser scanner |
Fumio Ohtomo, Kaoru Kumagai |
2014-03-11 |
| 7345748 |
Survey system capable of remotely controlling a surveying instrument |
Akinobu Sugiura, Masaru Muraki, Masataka Kawakami |
2008-03-18 |
| 7321420 |
Survey system |
Satoshi Yasutomi, Nobuyuki Nishita |
2008-01-22 |
| 7304729 |
Survey system |
Satoshi Yasutomi, Nobuyuki Nishita |
2007-12-04 |
| 6547879 |
Electrode forming apparatus for electric parts |
Akira Saito, Fukashi Ogasawara, Isao Kobayashi |
2003-04-15 |
| 6512859 |
Electronic level |
— |
2003-01-28 |
| 6360866 |
Conveying apparatus for electric parts |
Akira Saito, Fukashi Ogasawara, Isao Kobayashi |
2002-03-26 |
| 6167629 |
Electronic level and a leveling rod for use in combination with the same |
— |
2001-01-02 |
| 4898452 |
Apparatus for mounting target plate on reflector for electronic distance meter |
Hideya Kawachi |
1990-02-06 |