KK

Kaoru Kumagai

TO Topcon: 147 patents #2 of 684Top 1%
Canon: 4 patents #10,118 of 19,416Top 55%
📍 Platte City, MO: #1 of 107 inventorsTop 1%
🗺 Missouri: #9 of 23,789 inventorsTop 1%
Overall (All Time): #6,042 of 4,157,543Top 1%
152
Patents All Time

Issued Patents All Time

Showing 126–150 of 152 patents

Patent #TitleCo-InventorsDate
7222021 Operator guiding system Fumio Ootomo, Akio Kimura, Kazuki Osaragi, Kunihiro Hayashi 2007-05-22
7187434 Surveying apparatus Fumio Ohtomo 2007-03-06
7177015 Distance-measuring device Fumio Ohtomo, Jun-ichi Kodaira 2007-02-13
7127822 Surveying instrument Fumio Ohtomo 2006-10-31
7095490 Electric distance meter Fumio Ohtomo, Kenichiro Yoshino 2006-08-22
7072032 Automatic tracking apparatus for reflector Masahiro Saito, Shinji Yamaguchi 2006-07-04
6957493 Automatic tracking apparatus for reflector Masahiro Saito, Shinji Yamaguchi 2005-10-25
6734412 Position detection device Fumio Ohtomo 2004-05-11
6693703 Distance measuring device and method for adjusting photodetection unit of distance measuring device Masahiro Ohishi, Ken-ichiro Yoshino 2004-02-17
6677863 Absolute encoder 2004-01-13
6621559 Electronic leveling apparatus and method of controlling focusing operation of the electronic leveling apparatus Toshio Sasakura 2003-09-16
6573981 Electronic level Fumio Ohtomo 2003-06-03
6473714 Inclination measuring apparatus Fumio Ohtomo, Masayuki Nishi 2002-10-29
6453569 Surveying instrument and plumbing device for plumbing surveying instrument Fumio Ohtomo 2002-09-24
6445446 Surveying instrument Fumio Ohtomo 2002-09-03
6204498 Inclination sensor and surveying instrument using the same Fumio Ohtomo 2001-03-20
5893215 Inclination sensor and surveying instrument using the same Fumio Ohtomo 1999-04-13
5838324 Information processing apparatus for displaying a plurality of modes of operation thereof Tomohiro Maekawa 1998-11-17
5786593 Rotary encoder having a plurality of patterns with different cycles Fumio Ohtomo 1998-07-28
5777899 Horizontal position error correction mechanism for electronic level 1998-07-07
5742378 Electronic leveling apparatus and leveling staff used with the same Shinji Kawashima, Kiichi Furuya, Fumio Ohtomo 1998-04-21
5537201 Electronic leveling system, electronic leveling apparatus and leveling staff Shinji Kawashima, Kiichi Furuya, Fumio Ohtomo 1996-07-16
5537200 Electronic leveling apparatus having a leveling staff detection function, and leveling staff used with the same Shinji Kawashima, Kiichi Furuya, Fumio Ohtomo 1996-07-16
5404517 Apparatus for assigning order for sequential display of randomly stored titles by comparing each of the titles and generating value indicating order based on the comparison Hiroyuki Ueda 1995-04-04
5319790 Apparatus automatically entering mode for storing document and mode for reading document in response to representative data indicating whether stored document exists corresponding to input title 1994-06-07