KK

Kaoru Kumagai

TO Topcon: 147 patents #2 of 684Top 1%
Canon: 4 patents #10,118 of 19,416Top 55%
Overall (All Time): #6,042 of 4,157,543Top 1%
152
Patents All Time

Issued Patents All Time

Showing 25 most recent of 152 patents

Patent #TitleCo-InventorsDate
11999480 Flight control system for unmanned aerial vehicle and topography measuring system Riccardo Loti 2024-06-04
11940274 Tilt detecting device and surveying instrument Fumio Ohtomo, Nobuyuki Nishita 2024-03-26
11698254 Surveying instrument having wavelength dispersion compensation prisms and surveying instrument system Ikuo Ishinabe, Fumio Ohtomo 2023-07-11
11598874 Surveying instrument and surveying instrument system Fumio Ohtomo, Tetsuji Anai 2023-03-07
11598637 Surveying instrument Fumio Ohtomo, Tetsuji Anai 2023-03-07
11598854 Surveying system Fumio Ohtomo 2023-03-07
11550034 Target instrument and surveying system Minoru Chiba, Akinobu Sugiura 2023-01-10
11512957 Surveying instrument Fumio Ohtomo, Tetsuji Anai 2022-11-29
11506759 Surveying instrument and surveying instrument system Fumio Ohtomo, Ikuo Ishinabe 2022-11-22
11460548 Surveying device Fumio Ohtomo 2022-10-04
11421989 Surveying instrument Fumio Ohtomo, Tetsuji Anai 2022-08-23
11415414 Surveying instrument Fumio Ohtomo, Tetsuji Anai 2022-08-16
11402207 Surveying instrument Fumio Ohtomo, Tetsuji Anai 2022-08-02
11402506 Laser measuring method and laser measuring instrument Fumio Ohtomo, Ken-ichiro Yoshino 2022-08-02
11402206 Surveying instrument and surveying instrument system Fumio Ohtomo, Ikuo Ishinabe 2022-08-02
11333496 Surveying instrument Fumio Ohtomo, Tetsuji Anai 2022-05-17
11313680 Positioning device, positioning method, and program 2022-04-26
11293754 Surveying instrument Satoshi Hirano, Fumio Ohtomo, Kazuki Osaragi, Nobuyuki Nishita, Tetsuji Anai +1 more 2022-04-05
11193765 Surveying instrument and photogrammetric method Fumio Ohtomo, Tetsuji Anai 2021-12-07
11150346 Measuring method and laser scanner Fumio Ohtomo, Tetsuji Anai 2021-10-19
11143505 Surveying instrument Ken-ichiro Yoshino 2021-10-12
11029154 Deflecting device and surveying instrument Hideyuki Matsumoto, Fumio Ohtomo 2021-06-08
10983196 Laser scanner and surveying system Fumio Ohtomo 2021-04-20
10982957 Surveying system Fumio Ohtomo, Satoshi Yanobe 2021-04-20
10921430 Surveying system Fumio Ohtomo, Tetsuji Anai 2021-02-16