HY

Hidetaka Yokota

PE Pentax: 9 patents #192 of 761Top 30%
AC Asahi Kagaku Kogyo Co.: 1 patents #2 of 12Top 20%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
HO Hoya: 1 patents #757 of 1,290Top 60%
NK Nihon Kohden: 1 patents #238 of 467Top 55%
PE Pentax: 1 patents #238 of 396Top 65%
Overall (All Time): #350,432 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9833586 Intubation assistance instrument, intubation assistance apparatus and intubation assistance system Keizo Arakawa 2017-12-05
8079951 Intubation assistance apparatus 2011-12-20
D619248 Medical device for inserting a video laryngoscope 2010-07-06
5892996 Lens cover that slides along front surface of a camera body 1999-04-06
5819127 Lens cover that slides along front surface of a camera body 1998-10-06
5732302 Camera having deformable shock dampening members 1998-03-24
5692227 Viewfinder Tetsuya Abe, Sachio Hasushita 1997-11-25
5625487 Device for adjusting the diopter setting of a finder assembly Sachio Hasushita, Tetsuya Abe, Shuji Yoneyama, Hirofumi Matsuo, Ryota Ogawa +1 more 1997-04-29
5621568 Device for adjusting the diopter setting of a finder assembly Sachio Hasushita, Tetsuya Abe, Shuji Yoneyama, Hirofumi Matsuo, Ryota Ogawa +1 more 1997-04-15
5572368 Light projecting device with cylindrical lens Tsuyoshi Ishikawa 1996-11-05
5369456 Mirror adjusting apparatus of view finder 1994-11-29
5200775 Waterproof camera 1993-04-06
5136760 Clamp structure for plural members Masaki Sano, Norimichi Takahashi 1992-08-11
5136326 Photometry device for camera Kosei Kosako, Norimichi Takahashi 1992-08-04