ON

Osamu Nagatsuka

Canon: 26 patents #2,250 of 19,416Top 15%
Overall (All Time): #162,308 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
11525994 Adapter, microscope adjustment method, microscope system, and storage medium Akihiro Sakai 2022-12-13
11287632 Microscope system, control method, and program Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa +1 more 2022-03-29
11199688 Stage apparatus Tsuguhide Sakata, Masahiro Ando, Koichiro Nishikawa, Koji Kimura, Shigeki Sakurai +3 more 2021-12-14
10732397 Microscope system, control method thereof, and program Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Koichiro Nishikawa 2020-08-04
10725309 Microscope system Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa +1 more 2020-07-28
10634897 Microscope system and control method thereof Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa +2 more 2020-04-28
10527836 Microscope system, control method, and program Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa +1 more 2020-01-07
7680013 Optical information recording and reproducing apparatus Osamu Koyama, Shinnosuki Torii, Koichiro Nishikawa 2010-03-16
7516464 Optical pickup device equipped with tilt adjusting mechanism 2009-04-07
7339859 Optical disk apparatus and optical pickup device equipped with spherical aberration mechanism 2008-03-04
7106663 Disk recording/reproducing apparatus provided with magnet head ascending/descending mechanism 2006-09-12
7002268 Spindle motor 2006-02-21
6901599 Optical-pickup feeding device, and optical-disk apparatus mounting the device 2005-05-31
6624965 Recording and/or reproducing apparatus including cassette mounting device Kiyoshi Kumagai 2003-09-23
6441989 Recording and/or reproducing apparatus including a tape guide device 2002-08-27
6411596 Magneto-optical disk cartridge and magneto-optical disk apparatus 2002-06-25
6198596 Cassette mounting device having lock lever spring disposed in cassette holder Kiyoshi Kumagai 2001-03-06
6038100 Recording and/or reproducing apparatus with variably damped cassette loading mechanism 2000-03-14
5710679 Magnetic recording and reproducing apparatus Hidetoshi Matsuoka, Junji Kobayashi, Akira Tomitaka, Osamu Morita 1998-01-20
5587859 Recording and/or reproducing apparatus having rotary transformer 1996-12-24
5497278 Cassette mounting device having cassette removal facility additional to customary insertion/ejection aperture part Kiyoshi Kumagai 1996-03-05
5355264 Recording or reproducing apparatus Tatsuzo Ushiro, Hiroo Edakubo 1994-10-11
5335129 Interchangeable compact tape cassette Hiroo Edakubo, Tatsuzo Ushiro, Junji Kobayashi 1994-08-02
5220475 Rotary head drum unit with grooves or protrusions on a stationary drum for lessening tape contact during rewinding Makoto Fujiki, Hiroo Edakubo, Toshihiko Nakajima, Akira Tomitaka, Kiyoshi Kumagai 1993-06-15
5107380 Rotary head type recording or reproducing apparatus detecting the slack of the recording medium Makoto Fujiki, Junji Kobayashi, Hidetoshi Matsuoka, Hiroo Edakubo, Toshihiko Nakajima 1992-04-21